Climate Change in Palermo, North Dakota

96+ years of recorded temperature data show Palermo is warming.

Based on our analysis of 96 years of temperature data near Palermo, ND, this area shows a warming trend of approximately +0.2°F per decade. 7 of the last 10 years recorded above-average temperatures, and 1987 was the warmest year on record at +5.3°F above the historical baseline.

Key Climate Facts

Rate of Change

+0.2°F

per decade

Warmest Year

1987

+5.3°F anomaly

Recent Warm Years

7 / 10

above-average years

Decade Shift

+1.3°F

2020s vs 1930s

Compared to the National Average

Palermo is warming at roughly the national average rate.

National: +0.20°F/decade
Palermo: +0.21°F/decade

Climate Spiral

Each ring represents one year of monthly temperatures. Blue indicates cooler-than-average periods; red indicates warmer. The outward drift over time reveals Palermo's long-term warming trend.

Temperature anomaly spiral for Palermo, North Dakota
Climate spiral: monthly temperature anomalies from 96+ years of NOAA records for Palermo, ND.

Warming Stripes

Each vertical stripe represents one year. The color gradient from blue to red shows how annual temperatures have shifted relative to the historical average.

Warming stripes for Palermo, North Dakota
Warming stripes: each stripe is one year of average temperature anomaly for Palermo, ND.

Temperature Trend

Annual temperature anomalies plotted over time with a linear regression trend line. The slope of +0.21°F per decade quantifies the rate of change.

Temperature trend chart for Palermo, North Dakota
Linear trend: annual temperature anomalies with trend line for Palermo, ND.

Temperature by Decade

1930s
+0.44°F
1940s
-0.69°F
1950s
-1.52°F
1960s
-0.77°F
1970s
-0.89°F
1980s
+0.98°F
1990s
+0.65°F
2000s
+0.63°F
2010s
+0.75°F
2020s
+1.90°F

Average temperature anomaly per decade relative to the historical baseline period.

Anomaly Scale

-8.6°F Colder Normal +8.8°F Warmer

Color bounds are set to the 5th and 95th percentile of anomalies to avoid outlier washout.

Monthly Temperature Records

Complete monthly temperature record for Palermo, ND. Filter by decade or download as CSV.

Data Sources & Audit

Station
nClimGrid 5km Grid Point
Distance
1.5 mi
Coverage
99.1%
Records
1,154
Range
1930-01 – 2026-02
Full Data Audit 1,154 records
YearMonthTempBaselineAnomalySourceGap
1930Jan-3.3°F6.3°F-9.6°NCLIMGRID
1930Feb20.3°F13.3°F+6.9°NCLIMGRID
1930Mar23.7°F25.6°F-1.8°NCLIMGRID
1930Apr45.6°F40.6°F+5.0°NCLIMGRID
1930May48.7°F53.0°F-4.4°NCLIMGRID
1930Jun62.0°F62.0°F+0.0°NCLIMGRID
1930Jul70.3°F67.6°F+2.6°NCLIMGRID
1930Aug69.1°F65.6°F+3.5°NCLIMGRID
1930Sep54.2°F54.7°F-0.5°NCLIMGRID
1930Oct37.7°F42.1°F-4.4°NCLIMGRID
1930Nov26.7°F25.3°F+1.4°NCLIMGRID
1930Dec20.2°F11.7°F+8.5°NCLIMGRID
1931Jan20.8°F6.3°F+14.5°NCLIMGRID
1931Feb29.5°F13.3°F+16.2°NCLIMGRID
1931Mar25.2°F25.6°F-0.3°NCLIMGRID
1931Apr43.8°F40.6°F+3.2°NCLIMGRID
1931May51.8°F53.0°F-1.2°NCLIMGRID
1931Jun66.3°F62.0°F+4.3°NCLIMGRID
1931Jul69.3°F67.6°F+1.7°NCLIMGRID
1931Aug65.3°F65.6°F-0.3°NCLIMGRID
1931Sep57.9°F54.7°F+3.2°NCLIMGRID
1931Oct46.9°F42.1°F+4.8°NCLIMGRID
1931Nov26.6°F25.3°F+1.3°NCLIMGRID
1931Dec19.0°F11.7°F+7.2°NCLIMGRID
1932Jan7.6°F6.3°F+1.3°NCLIMGRID
1932Feb11.7°F13.3°F-1.6°NCLIMGRID
1932Mar16.3°F25.6°F-9.2°NCLIMGRID
1932Apr43.0°F40.6°F+2.5°NCLIMGRID
1932May55.0°F53.0°F+1.9°NCLIMGRID
1932Jun65.4°F62.0°F+3.4°NCLIMGRID
1932Jul68.2°F67.6°F+0.6°NCLIMGRID
1932Aug65.8°F65.6°F+0.2°NCLIMGRID
1932Sep54.8°F54.7°F+0.1°NCLIMGRID
1932Oct35.8°F42.1°F-6.3°NCLIMGRID
1932Nov23.5°F25.3°F-1.8°NCLIMGRID
1932Dec11.6°F11.7°F-0.1°NCLIMGRID
1933Jan9.9°F6.3°F+3.6°NCLIMGRID
1933Feb7.1°F13.3°F-6.3°NCLIMGRID
1933Mar27.0°F25.6°F+1.5°NCLIMGRID
1933Apr37.2°F40.6°F-3.3°NCLIMGRID
1933May53.5°F53.0°F+0.4°NCLIMGRID
1933Jun67.9°F62.0°F+5.9°NCLIMGRID
1933Jul69.8°F67.6°F+2.2°NCLIMGRID
1933Aug66.6°F65.6°F+1.0°NCLIMGRID
1933Sep57.9°F54.7°F+3.2°NCLIMGRID
1933Oct38.9°F42.1°F-3.2°NCLIMGRID
1933Nov27.1°F25.3°F+1.8°NCLIMGRID
1933Dec5.5°F11.7°F-6.2°NCLIMGRID
1934Jan13.4°F6.3°F+7.1°NCLIMGRID
1934Feb19.6°F13.3°F+6.3°NCLIMGRID
1934Mar25.3°F25.6°F-0.2°NCLIMGRID
1934Apr42.9°F40.6°F+2.4°NCLIMGRID
1934May62.3°F53.0°F+9.3°NCLIMGRID
1934Jun61.4°F62.0°F-0.6°NCLIMGRID
1934Jul69.4°F67.6°F+1.8°NCLIMGRID
1934Aug65.5°F65.6°F-0.1°NCLIMGRID
1934Sep51.1°F54.7°F-3.6°NCLIMGRID
1934Oct48.4°F42.1°F+6.3°NCLIMGRID
1934Nov31.7°F25.3°F+6.4°NCLIMGRID
1934Dec10.6°F11.7°F-1.1°NCLIMGRID
1935Jan0.1°F6.3°F-6.2°NCLIMGRID
1935Feb21.0°F13.3°F+7.7°NCLIMGRID
1935Mar23.2°F25.6°F-2.3°NCLIMGRID
1935Apr37.1°F40.6°F-3.5°NCLIMGRID
1935May47.6°F53.0°F-5.4°NCLIMGRID
1935Jun57.9°F62.0°F-4.1°NCLIMGRID
1935Jul71.3°F67.6°F+3.7°NCLIMGRID
1935Aug63.3°F65.6°F-2.3°NCLIMGRID
1935Sep55.4°F54.7°F+0.7°NCLIMGRID
1935Oct41.6°F42.1°F-0.5°NCLIMGRID
1935Nov13.7°F25.3°F-11.6°NCLIMGRID
1935Dec11.3°F11.7°F-0.4°NCLIMGRID
1936Jan-7.6°F6.3°F-13.8°NCLIMGRID
1936Feb-16.5°F13.3°F-29.8°NCLIMGRID
1936Mar23.0°F25.6°F-2.6°NCLIMGRID
1936Apr32.8°F40.6°F-7.8°NCLIMGRID
1936May59.5°F53.0°F+6.5°NCLIMGRID
1936Jun64.4°F62.0°F+2.4°NCLIMGRID
1936Jul77.7°F67.6°F+10.1°NCLIMGRID
1936Aug67.2°F65.6°F+1.7°NCLIMGRID
1936Sep58.9°F54.7°F+4.2°NCLIMGRID
1936Oct41.6°F42.1°F-0.5°NCLIMGRID
1936Nov27.4°F25.3°F+2.1°NCLIMGRID
1936Dec13.6°F11.7°F+1.8°NCLIMGRID
1937Jan-11.4°F6.3°F-17.6°NCLIMGRID
1937Feb5.9°F13.3°F-7.5°NCLIMGRID
1937Mar24.7°F25.6°F-0.8°NCLIMGRID
1937Apr40.6°F40.6°F+0.0°NCLIMGRID
1937May55.5°F53.0°F+2.5°NCLIMGRID
1937Jun63.1°F62.0°F+1.1°NCLIMGRID
1937Jul70.9°F67.6°F+3.3°NCLIMGRID
1937Aug71.1°F65.6°F+5.6°NCLIMGRID
1937Sep56.9°F54.7°F+2.3°NCLIMGRID
1937Oct43.4°F42.1°F+1.3°NCLIMGRID
1937Nov23.8°F25.3°F-1.6°NCLIMGRID
1937Dec10.4°F11.7°F-1.3°NCLIMGRID
1938Jan9.6°F6.3°F+3.3°NCLIMGRID
1938Feb5.7°F13.3°F-7.6°NCLIMGRID
1938Mar31.5°F25.6°F+5.9°NCLIMGRID
1938Apr40.0°F40.6°F-0.6°NCLIMGRID
1938May50.6°F53.0°F-2.4°NCLIMGRID
1938Jun63.4°F62.0°F+1.4°NCLIMGRID
1938Jul68.0°F67.6°F+0.4°NCLIMGRID
1938Aug66.7°F65.6°F+1.1°NCLIMGRID
1938Sep60.9°F54.7°F+6.2°NCLIMGRID
1938Oct49.0°F42.1°F+6.9°NCLIMGRID
1938Nov21.7°F25.3°F-3.7°NCLIMGRID
1938Dec16.6°F11.7°F+4.8°NCLIMGRID
1939Jan12.7°F6.3°F+6.4°NCLIMGRID
1939Feb-3.1°F13.3°F-16.4°NCLIMGRID
1939Mar20.9°F25.6°F-4.6°NCLIMGRID
1939Apr40.4°F40.6°F-0.1°NCLIMGRID
1939May58.7°F53.0°F+5.6°NCLIMGRID
1939Jun57.2°F62.0°F-4.8°NCLIMGRID
1939Jul71.6°F67.6°F+4.0°NCLIMGRID
1939Aug66.1°F65.6°F+0.6°NCLIMGRID
1939Sep57.3°F54.7°F+2.6°NCLIMGRID
1939Oct39.0°F42.1°F-3.1°NCLIMGRID
1939Nov33.2°F25.3°F+7.9°NCLIMGRID
1939Dec25.4°F11.7°F+13.7°NCLIMGRID
1940Jan1.2°F6.3°F-5.1°NCLIMGRID
1940Feb13.2°F13.3°F-0.2°NCLIMGRID
1940Mar23.0°F25.6°F-2.6°NCLIMGRID
1940Apr35.5°F40.6°F-5.1°NCLIMGRID
1940May54.1°F53.0°F+1.1°NCLIMGRID
1940Jun61.7°F62.0°F-0.3°NCLIMGRID
1940Jul70.0°F67.6°F+2.4°NCLIMGRID
1940Aug66.6°F65.6°F+1.0°NCLIMGRID
1940Sep61.2°F54.7°F+6.5°NCLIMGRID
1940Oct48.9°F42.1°F+6.8°NCLIMGRID
1940Nov18.4°F25.3°F-6.9°NCLIMGRID
1940Dec17.1°F11.7°F+5.3°NCLIMGRID
1941Jan8.9°F6.3°F+2.7°NCLIMGRID
1941Feb11.2°F13.3°F-2.1°NCLIMGRID
1941Mar23.1°F25.6°F-2.5°NCLIMGRID
1941Apr41.8°F40.6°F+1.3°NCLIMGRID
1941May56.2°F53.0°F+3.2°NCLIMGRID
1941Jun62.6°F62.0°F+0.6°NCLIMGRID
1941Jul68.2°F67.6°F+0.6°NCLIMGRID
1941Aug66.0°F65.6°F+0.4°NCLIMGRID
1941Sep52.6°F54.7°F-2.1°NCLIMGRID
1941Oct42.6°F42.1°F+0.5°NCLIMGRID
1941Nov27.6°F25.3°F+2.3°NCLIMGRID
1941Dec20.7°F11.7°F+8.9°NCLIMGRID
1942Jan15.9°F6.3°F+9.7°NCLIMGRID
1942Feb12.2°F13.3°F-1.1°NCLIMGRID
1942Mar27.1°F25.6°F+1.6°NCLIMGRID
1942Apr42.6°F40.6°F+2.1°NCLIMGRID
1942May48.5°F53.0°F-4.6°NCLIMGRID
1942Jun58.0°F62.0°F-4.0°NCLIMGRID
1942Jul65.8°F67.6°F-1.9°NCLIMGRID
1942Aug64.2°F65.6°F-1.4°NCLIMGRID
1942Sep52.6°F54.7°F-2.1°NCLIMGRID
1942Oct44.7°F42.1°F+2.6°NCLIMGRID
1942Nov23.8°F25.3°F-1.5°NCLIMGRID
1942Dec7.7°F11.7°F-4.0°NCLIMGRID
1943Jan-4.5°F6.3°F-10.8°NCLIMGRID
1943Feb13.3°F13.3°F-0.1°NCLIMGRID
1943Mar13.2°F25.6°F-12.3°NCLIMGRID
1943Apr42.9°F40.6°F+2.4°NCLIMGRID
1943May48.5°F53.0°F-4.5°NCLIMGRID
1943Jun57.5°F62.0°F-4.6°NCLIMGRID
1943Jul68.1°F67.6°F+0.5°NCLIMGRID
1943Aug65.1°F65.6°F-0.5°NCLIMGRID
1943Sep53.9°F54.7°F-0.8°NCLIMGRID
1943Oct46.1°F42.1°F+4.0°NCLIMGRID
1943Nov26.6°F25.3°F+1.3°NCLIMGRID
1943Dec19.8°F11.7°F+8.0°NCLIMGRID
1944Jan19.1°F6.3°F+12.9°NCLIMGRID
1944Feb9.2°F13.3°F-4.2°NCLIMGRID
1944Mar12.8°F25.6°F-12.7°NCLIMGRID
1944Apr39.8°F40.6°F-0.8°NCLIMGRID
1944May56.9°F53.0°F+3.9°NCLIMGRID
1944Jun59.6°F62.0°F-2.4°NCLIMGRID
1944Jul66.2°F67.6°F-1.4°NCLIMGRID
1944Aug62.7°F65.6°F-2.9°NCLIMGRID
1944Sep54.6°F54.7°F-0.1°NCLIMGRID
1944Oct46.9°F42.1°F+4.8°NCLIMGRID
1944Nov23.8°F25.3°F-1.5°NCLIMGRID
1944Dec13.5°F11.7°F+1.7°NCLIMGRID
1945Jan10.0°F6.3°F+3.7°NCLIMGRID
1945Feb14.2°F13.3°F+0.8°NCLIMGRID
1945Mar31.4°F25.6°F+5.9°NCLIMGRID
1945Apr35.7°F40.6°F-4.9°NCLIMGRID
1945May46.3°F53.0°F-6.7°NCLIMGRID
1945Jun56.4°F62.0°F-5.6°NCLIMGRID
1945Jul67.1°F67.6°F-0.5°NCLIMGRID
1945Aug65.5°F65.6°F-0.1°NCLIMGRID
1945Sep51.9°F54.7°F-2.8°NCLIMGRID
1945Oct43.7°F42.1°F+1.6°NCLIMGRID
1945Nov17.3°F25.3°F-8.0°NCLIMGRID
1945Dec3.1°F11.7°F-8.7°NCLIMGRID
1946Jan9.9°F6.3°F+3.6°NCLIMGRID
1946Feb7.8°F13.3°F-5.5°NCLIMGRID
1946Mar31.9°F25.6°F+6.4°NCLIMGRID
1946Apr46.9°F40.6°F+6.3°NCLIMGRID
1946May49.3°F53.0°F-3.7°NCLIMGRID
1946Jun61.7°F62.0°F-0.3°NCLIMGRID
1946Jul69.4°F67.6°F+1.8°NCLIMGRID
1946Aug63.1°F65.6°F-2.5°NCLIMGRID
1946Sep55.3°F54.7°F+0.6°NCLIMGRID
1946Oct37.3°F42.1°F-4.8°NCLIMGRID
1946Nov21.9°F25.3°F-3.4°NCLIMGRID
1946Dec10.4°F11.7°F-1.3°NCLIMGRID
1947Jan13.1°F6.3°F+6.9°NCLIMGRID
1947Feb6.2°F13.3°F-7.2°NCLIMGRID
1947Mar19.1°F25.6°F-6.5°NCLIMGRID
1947Apr38.6°F40.6°F-2.0°NCLIMGRID
1947May48.8°F53.0°F-4.2°NCLIMGRID
1947Jun58.7°F62.0°F-3.3°NCLIMGRID
1947Jul69.8°F67.6°F+2.2°NCLIMGRID
1947Aug68.1°F65.6°F+2.5°NCLIMGRID
1947Sep53.0°F54.7°F-1.7°NCLIMGRID
1947Oct48.3°F42.1°F+6.2°NCLIMGRID
1947Nov19.3°F25.3°F-6.0°NCLIMGRID
1947Dec12.5°F11.7°F+0.7°NCLIMGRID
1948Jan9.2°F6.3°F+3.0°NCLIMGRID
1948Feb4.8°F13.3°F-8.5°NCLIMGRID
1948Mar14.4°F25.6°F-11.1°NCLIMGRID
1948Apr36.2°F40.6°F-4.3°NCLIMGRID
1948May53.8°F53.0°F+0.8°NCLIMGRID
1948Jun61.5°F62.0°F-0.5°NCLIMGRID
1948Jul66.9°F67.6°F-0.7°NCLIMGRID
1948Aug66.8°F65.6°F+1.2°NCLIMGRID
1948Sep62.2°F54.7°F+7.5°NCLIMGRID
1948Oct44.4°F42.1°F+2.3°NCLIMGRID
1948Nov27.0°F25.3°F+1.7°NCLIMGRID
1948Dec5.3°F11.7°F-6.4°NCLIMGRID
1949Jan-2.4°F6.3°F-8.7°NCLIMGRID
1949Feb-0.6°F13.3°F-14.0°NCLIMGRID
1949Mar19.9°F25.6°F-5.7°NCLIMGRID
1949Apr46.8°F40.6°F+6.3°NCLIMGRID
1949May55.4°F53.0°F+2.3°NCLIMGRID
1949Jun60.7°F62.0°F-1.3°NCLIMGRID
1949Jul66.7°F67.6°F-0.9°NCLIMGRID
1949Aug68.9°F65.6°F+3.3°NCLIMGRID
1949Sep53.7°F54.7°F-1.0°NCLIMGRID
1949Oct40.3°F42.1°F-1.8°NCLIMGRID
1949Nov35.6°F25.3°F+10.3°NCLIMGRID
1949Dec3.7°F11.7°F-8.0°NCLIMGRID
1950Jan-16.1°F6.3°F-22.3°NCLIMGRID
1950Feb6.5°F13.3°F-6.9°NCLIMGRID
1950Mar16.3°F25.6°F-9.2°NCLIMGRID
1950Apr31.7°F40.6°F-8.8°NCLIMGRID
1950May47.9°F53.0°F-5.2°NCLIMGRID
1950Jun59.8°F62.0°F-2.2°NCLIMGRID
1950Jul64.5°F67.6°F-3.1°NCLIMGRID
1950Aug61.5°F65.6°F-4.0°NCLIMGRID
1950Sep55.5°F54.7°F+0.8°NCLIMGRID
1950Oct44.6°F42.1°F+2.5°NCLIMGRID
1950Nov18.5°F25.3°F-6.8°NCLIMGRID
1950Dec7.3°F11.7°F-4.5°NCLIMGRID
1951Jan0.4°F6.3°F-5.9°NCLIMGRID
1951Feb7.5°F13.3°F-5.9°NCLIMGRID
1951Mar6.9°F25.6°F-18.6°NCLIMGRID
1951Apr35.6°F40.6°F-4.9°NCLIMGRID
1951May54.5°F53.0°F+1.5°NCLIMGRID
1951Jun57.6°F62.0°F-4.4°NCLIMGRID
1951Jul66.8°F67.6°F-0.8°NCLIMGRID
1951Aug61.4°F65.6°F-4.2°NCLIMGRID
1951Sep50.8°F54.7°F-3.8°NCLIMGRID
1951Oct40.1°F42.1°F-2.0°NCLIMGRID
1951Nov19.3°F25.3°F-6.0°NCLIMGRID
1951Dec3.3°F11.7°F-8.4°NCLIMGRID
1952Jan0.5°F6.3°F-5.8°NCLIMGRID
1952Feb15.1°F13.3°F+1.8°NCLIMGRID
1952Mar15.1°F25.6°F-10.5°NCLIMGRID
1952Apr48.5°F40.6°F+7.9°NCLIMGRID
1952May53.9°F53.0°F+0.9°NCLIMGRID
1952Jun61.4°F62.0°F-0.6°NCLIMGRID
1952Jul65.3°F67.6°F-2.3°NCLIMGRID
1952Aug65.4°F65.6°F-0.2°NCLIMGRID
1952Sep58.1°F54.7°F+3.4°NCLIMGRID
1952Oct41.2°F42.1°F-0.9°NCLIMGRID
1952Nov27.6°F25.3°F+2.3°NCLIMGRID
1952Dec17.4°F11.7°F+5.7°NCLIMGRID
1953Jan11.8°F6.3°F+5.5°NCLIMGRID
1953Feb16.2°F13.3°F+2.8°NCLIMGRID
1953Mar24.3°F25.6°F-1.2°NCLIMGRID
1953Apr33.5°F40.6°F-7.1°NCLIMGRID
1953May49.4°F53.0°F-3.6°NCLIMGRID
1953Jun61.2°F62.0°F-0.8°NCLIMGRID
1953Jul66.1°F67.6°F-1.5°NCLIMGRID
1953Aug67.2°F65.6°F+1.7°NCLIMGRID
1953Sep55.0°F54.7°F+0.3°NCLIMGRID
1953Oct49.0°F42.1°F+6.9°NCLIMGRID
1953Nov33.2°F25.3°F+7.9°NCLIMGRID
1953Dec19.0°F11.7°F+7.3°NCLIMGRID
1954Jan-5.4°F6.3°F-11.7°NCLIMGRID
1954Feb28.3°F13.3°F+14.9°NCLIMGRID
1954Mar20.4°F25.6°F-5.1°NCLIMGRID
1954Apr35.5°F40.6°F-5.1°NCLIMGRID
1954May47.8°F53.0°F-5.3°NCLIMGRID
1954Jun58.1°F62.0°F-3.9°NCLIMGRID
1954Jul67.5°F67.6°F-0.1°NCLIMGRID
1954Aug64.3°F65.6°F-1.2°NCLIMGRID
1954Sep52.2°F54.7°F-2.5°NCLIMGRID
1954Oct41.6°F42.1°F-0.5°NCLIMGRID
1954Nov34.4°F25.3°F+9.1°NCLIMGRID
1954Dec21.4°F11.7°F+9.6°NCLIMGRID
1955Jan8.5°F6.3°F+2.3°NCLIMGRID
1955Feb5.5°F13.3°F-7.8°NCLIMGRID
1955Mar15.2°F25.6°F-10.4°NCLIMGRID
1955Apr43.9°F40.6°F+3.3°NCLIMGRID
1955May54.1°F53.0°F+1.0°NCLIMGRID
1955Jun59.6°F62.0°F-2.4°NCLIMGRID
1955Jul68.3°F67.6°F+0.7°NCLIMGRID
1955Aug69.4°F65.6°F+3.8°NCLIMGRID
1955Sep53.7°F54.7°F-1.0°NCLIMGRID
1955Oct44.7°F42.1°F+2.7°NCLIMGRID
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1984Jan12.9°F6.3°F+6.6°NCLIMGRID
1984Feb25.9°F13.3°F+12.5°NCLIMGRID
1984Mar23.8°F25.6°F-1.8°NCLIMGRID
1984Apr42.4°F40.6°F+1.8°NCLIMGRID
1984May50.8°F53.0°F-2.2°NCLIMGRID
1984Jun62.2°F62.0°F+0.2°NCLIMGRID
1984Jul69.5°F67.6°F+1.9°NCLIMGRID
1984Aug70.5°F65.6°F+4.9°NCLIMGRID
1984Sep48.3°F54.7°F-6.4°NCLIMGRID
1984Oct40.2°F42.1°F-1.9°NCLIMGRID
1984Nov24.8°F25.3°F-0.5°NCLIMGRID
1984Dec5.8°F11.7°F-5.9°NCLIMGRID
1985Jan6.0°F6.3°F-0.3°NCLIMGRID
1985Feb10.5°F13.3°F-2.8°NCLIMGRID
1985Mar31.4°F25.6°F+5.9°NCLIMGRID
1985Apr45.0°F40.6°F+4.4°NCLIMGRID
1985May57.3°F53.0°F+4.3°NCLIMGRID
1985Jun56.1°F62.0°F-5.9°NCLIMGRID
1985Jul68.6°F67.6°F+1.0°NCLIMGRID
1985Aug60.4°F65.6°F-5.2°NCLIMGRID
1985Sep49.7°F54.7°F-4.9°NCLIMGRID
1985Oct41.0°F42.1°F-1.1°NCLIMGRID
1985Nov11.9°F25.3°F-13.4°NCLIMGRID
1985Dec8.8°F11.7°F-3.0°NCLIMGRID
1986Jan19.2°F6.3°F+12.9°NCLIMGRID
1986Feb11.9°F13.3°F-1.5°NCLIMGRID
1986Mar36.6°F25.6°F+11.0°NCLIMGRID
1986Apr39.8°F40.6°F-0.8°NCLIMGRID
1986May54.1°F53.0°F+1.0°NCLIMGRID
1986Jun63.5°F62.0°F+1.5°NCLIMGRID
1986Jul66.1°F67.6°F-1.6°NCLIMGRID
1986Aug64.3°F65.6°F-1.2°NCLIMGRID
1986Sep50.8°F54.7°F-3.9°NCLIMGRID
1986Oct44.2°F42.1°F+2.1°NCLIMGRID
1986Nov20.2°F25.3°F-5.1°NCLIMGRID
1986Dec20.6°F11.7°F+8.9°NCLIMGRID
1987Jan19.5°F6.3°F+13.2°NCLIMGRID
1987Feb26.7°F13.3°F+13.3°NCLIMGRID
1987Mar28.3°F25.6°F+2.8°NCLIMGRID
1987Apr49.4°F40.6°F+8.8°NCLIMGRID
1987May58.2°F53.0°F+5.2°NCLIMGRID
1987Jun66.8°F62.0°F+4.8°NCLIMGRID
1987Jul66.6°F67.6°F-1.0°NCLIMGRID
1987Aug61.6°F65.6°F-4.0°NCLIMGRID
1987Sep57.0°F54.7°F+2.4°NCLIMGRID
1987Oct40.4°F42.1°F-1.7°NCLIMGRID
1987Nov33.2°F25.3°F+7.9°NCLIMGRID
1987Dec23.5°F11.7°F+11.7°NCLIMGRID
1988Jan7.6°F6.3°F+1.4°NCLIMGRID
1988Feb12.1°F13.3°F-1.2°NCLIMGRID
1988Mar29.2°F25.6°F+3.7°NCLIMGRID
1988Apr43.2°F40.6°F+2.6°NCLIMGRID
1988May58.2°F53.0°F+5.1°NCLIMGRID
1988Jun73.3°F62.0°F+11.3°NCLIMGRID
1988Jul69.3°F67.6°F+1.7°NCLIMGRID
1988Aug66.9°F65.6°F+1.3°NCLIMGRID
1988Sep53.6°F54.7°F-1.1°NCLIMGRID
1988Oct42.1°F42.1°F+0.0°NCLIMGRID
1988Nov26.5°F25.3°F+1.1°NCLIMGRID
1988Dec14.7°F11.7°F+2.9°NCLIMGRID
1989Jan12.3°F6.3°F+6.0°NCLIMGRID
1989Feb0.2°F13.3°F-13.1°NCLIMGRID
1989Mar19.1°F25.6°F-6.4°NCLIMGRID
1989Apr41.8°F40.6°F+1.2°NCLIMGRID
1989May55.7°F53.0°F+2.7°NCLIMGRID
1989Jun61.3°F62.0°F-0.8°NCLIMGRID
1989Jul71.9°F67.6°F+4.3°NCLIMGRID
1989Aug67.9°F65.6°F+2.3°NCLIMGRID
1989Sep55.7°F54.7°F+1.0°NCLIMGRID
1989Oct43.2°F42.1°F+1.1°NCLIMGRID
1989Nov25.8°F25.3°F+0.5°NCLIMGRID
1989Dec6.0°F11.7°F-5.7°NCLIMGRID
1990Jan21.4°F6.3°F+15.1°NCLIMGRID
1990Feb16.6°F13.3°F+3.3°NCLIMGRID
1990Mar31.6°F25.6°F+6.1°NCLIMGRID
1990Apr41.3°F40.6°F+0.7°NCLIMGRID
1990May51.0°F53.0°F-2.0°NCLIMGRID
1990Jun62.7°F62.0°F+0.7°NCLIMGRID
1990Jul65.6°F67.6°F-2.0°NCLIMGRID
1990Aug68.0°F65.6°F+2.4°NCLIMGRID
1990Sep59.6°F54.7°F+5.0°NCLIMGRID
1990Oct42.2°F42.1°F+0.1°NCLIMGRID
1990Nov28.1°F25.3°F+2.8°NCLIMGRID
1990Dec7.9°F11.7°F-3.8°NCLIMGRID
1991Jan6.0°F6.3°F-0.3°NCLIMGRID
1991Feb25.9°F13.3°F+12.5°NCLIMGRID
1991Mar28.3°F25.6°F+2.7°NCLIMGRID
1991Apr45.1°F40.6°F+4.6°NCLIMGRID
1991May54.5°F53.0°F+1.5°NCLIMGRID
1991Jun64.5°F62.0°F+2.5°NCLIMGRID
1991Jul67.1°F67.6°F-0.5°NCLIMGRID
1991Aug69.8°F65.6°F+4.3°NCLIMGRID
1991Sep54.7°F54.7°F+0.0°NCLIMGRID
1991Oct37.6°F42.1°F-4.5°NCLIMGRID
1991Nov20.9°F25.3°F-4.4°NCLIMGRID
1991Dec20.2°F11.7°F+8.5°NCLIMGRID
1992Jan21.2°F6.3°F+14.9°NCLIMGRID
1992Feb25.3°F13.3°F+11.9°NCLIMGRID
1992Mar33.6°F25.6°F+8.0°NCLIMGRID
1992Apr39.8°F40.6°F-0.8°NCLIMGRID
1992May55.3°F53.0°F+2.2°NCLIMGRID
1992Jun60.7°F62.0°F-1.3°NCLIMGRID
1992Jul60.9°F67.6°F-6.7°NCLIMGRID
1992Aug61.4°F65.6°F-4.1°NCLIMGRID
1992Sep52.9°F54.7°F-1.8°NCLIMGRID
1992Oct42.8°F42.1°F+0.7°NCLIMGRID
1992Nov26.2°F25.3°F+0.8°NCLIMGRID
1992Dec7.8°F11.7°F-3.9°NCLIMGRID
1993Jan5.2°F6.3°F-1.1°NCLIMGRID
1993Feb9.6°F13.3°F-3.7°NCLIMGRID
1993Mar29.4°F25.6°F+3.9°NCLIMGRID
1993Apr41.0°F40.6°F+0.4°NCLIMGRID
1993May53.5°F53.0°F+0.5°NCLIMGRID
1993Jun57.2°F62.0°F-4.8°NCLIMGRID
1993Jul60.2°F67.6°F-7.5°NCLIMGRID
1993Aug62.8°F65.6°F-2.8°NCLIMGRID
1993Sep51.2°F54.7°F-3.5°NCLIMGRID
1993Oct40.0°F42.1°F-2.1°NCLIMGRID
1993Nov22.9°F25.3°F-2.5°NCLIMGRID
1993Dec16.9°F11.7°F+5.1°NCLIMGRID
1994Jan-2.8°F6.3°F-9.1°NCLIMGRID
1994Feb0.6°F13.3°F-12.8°NCLIMGRID
1994Mar31.7°F25.6°F+6.1°NCLIMGRID
1994Apr40.8°F40.6°F+0.3°NCLIMGRID
1994May56.1°F53.0°F+3.1°NCLIMGRID
1994Jun61.3°F62.0°F-0.7°NCLIMGRID
1994Jul65.0°F67.6°F-2.7°NCLIMGRID
1994Aug65.0°F65.6°F-0.5°NCLIMGRID
1994Sep58.8°F54.7°F+4.2°NCLIMGRID
1994Oct45.6°F42.1°F+3.5°NCLIMGRID
1994Nov28.7°F25.3°F+3.4°NCLIMGRID
1994Dec15.7°F11.7°F+4.0°NCLIMGRID
1995Jan8.6°F6.3°F+2.3°NCLIMGRID
1995Feb15.6°F13.3°F+2.2°NCLIMGRID
1995Mar24.3°F25.6°F-1.2°NCLIMGRID
1995Apr35.9°F40.6°F-4.7°NCLIMGRID
1995May51.0°F53.0°F-2.0°NCLIMGRID
1995Jun64.7°F62.0°F+2.6°NCLIMGRID
1995Jul65.9°F67.6°F-1.7°NCLIMGRID
1995Aug67.7°F65.6°F+2.2°NCLIMGRID
1995Sep54.7°F54.7°F+0.0°NCLIMGRID
1995Oct42.6°F42.1°F+0.5°NCLIMGRID
1995Nov20.6°F25.3°F-4.8°NCLIMGRID
1995Dec9.2°F11.7°F-2.6°NCLIMGRID
1996Jan-1.1°F6.3°F-7.4°NCLIMGRID
1996Feb13.7°F13.3°F+0.4°NCLIMGRID
1996Mar16.1°F25.6°F-9.4°NCLIMGRID
1996Apr35.0°F40.6°F-5.6°NCLIMGRID
1996May49.1°F53.0°F-3.9°NCLIMGRID
1996Jun63.8°F62.0°F+1.8°NCLIMGRID
1996Jul65.3°F67.6°F-2.3°NCLIMGRID
1996Aug68.1°F65.6°F+2.6°NCLIMGRID
1996Sep53.3°F54.7°F-1.3°NCLIMGRID
1996Oct41.2°F42.1°F-0.9°NCLIMGRID
1996Nov14.3°F25.3°F-11.0°NCLIMGRID
1996Dec3.3°F11.7°F-8.5°NCLIMGRID
1997Jan0.0°F6.3°F-6.3°NCLIMGRID
1997Feb16.6°F13.3°F+3.2°NCLIMGRID
1997Mar20.3°F25.6°F-5.3°NCLIMGRID
1997Apr36.6°F40.6°F-3.9°NCLIMGRID
1997May51.2°F53.0°F-1.9°NCLIMGRID
1997Jun67.1°F62.0°F+5.1°NCLIMGRID
1997Jul68.4°F67.6°F+0.8°NCLIMGRID
1997Aug67.6°F65.6°F+2.0°NCLIMGRID
1997Sep59.6°F54.7°F+4.9°NCLIMGRID
1997Oct42.5°F42.1°F+0.4°NCLIMGRID
1997Nov25.9°F25.3°F+0.6°NCLIMGRID
1997Dec25.2°F11.7°F+13.4°NCLIMGRID
1998Jan7.9°F6.3°F+1.6°NCLIMGRID
1998Feb27.6°F13.3°F+14.2°NCLIMGRID
1998Mar19.5°F25.6°F-6.0°NCLIMGRID
1998Apr46.0°F40.6°F+5.4°NCLIMGRID
1998May54.4°F53.0°F+1.4°NCLIMGRID
1998Jun57.9°F62.0°F-4.1°NCLIMGRID
1998Jul68.5°F67.6°F+0.9°NCLIMGRID
1998Aug69.7°F65.6°F+4.1°NCLIMGRID
1998Sep60.8°F54.7°F+6.1°NCLIMGRID
1998Oct44.5°F42.1°F+2.4°NCLIMGRID
1998Nov26.9°F25.3°F+1.6°NCLIMGRID
1998Dec15.6°F11.7°F+3.9°NCLIMGRID
1999Jan6.1°F6.3°F-0.2°NCLIMGRID
1999Feb21.4°F13.3°F+8.1°NCLIMGRID
1999Mar28.8°F25.6°F+3.3°NCLIMGRID
1999Apr42.2°F40.6°F+1.6°NCLIMGRID
1999May53.0°F53.0°F+0.0°NCLIMGRID
1999Jun60.7°F62.0°F-1.3°NCLIMGRID
1999Jul66.2°F67.6°F-1.4°NCLIMGRID
1999Aug66.1°F65.6°F+0.5°NCLIMGRID
1999Sep51.8°F54.7°F-2.9°NCLIMGRID
1999Oct41.8°F42.1°F-0.3°NCLIMGRID
1999Nov36.0°F25.3°F+10.7°NCLIMGRID
1999Dec24.3°F11.7°F+12.5°NCLIMGRID
2000Jan10.7°F6.3°F+4.5°NCLIMGRID
2000Feb20.1°F13.3°F+6.8°NCLIMGRID
2000Mar34.1°F25.6°F+8.5°NCLIMGRID
2000Apr40.5°F40.6°F+0.0°NCLIMGRID
2000May54.2°F53.0°F+1.2°NCLIMGRID
2000Jun57.9°F62.0°F-4.1°NCLIMGRID
2000Jul68.5°F67.6°F+0.8°NCLIMGRID
2000Aug66.5°F65.6°F+0.9°NCLIMGRID
2000Sep55.3°F54.7°F+0.6°NCLIMGRID
2000Oct44.8°F42.1°F+2.7°NCLIMGRID
2000Nov19.3°F25.3°F-6.1°NCLIMGRID
2000Dec2.4°F11.7°F-9.4°NCLIMGRID
2001Jan17.8°F6.3°F+11.5°NCLIMGRID
2001Feb4.7°F13.3°F-8.7°NCLIMGRID
2001Mar28.5°F25.6°F+3.0°NCLIMGRID
2001Apr41.1°F40.6°F+0.5°NCLIMGRID
2001May54.9°F53.0°F+1.9°NCLIMGRID
2001Jun60.4°F62.0°F-1.6°NCLIMGRID
2001Jul68.2°F67.6°F+0.6°NCLIMGRID
2001Aug68.7°F65.6°F+3.2°NCLIMGRID
2001Sep56.7°F54.7°F+2.0°NCLIMGRID
2001Oct40.3°F42.1°F-1.8°NCLIMGRID
2001Nov35.5°F25.3°F+10.1°NCLIMGRID
2001Dec13.8°F11.7°F+2.0°NCLIMGRID
2002Jan15.0°F6.3°F+8.8°NCLIMGRID
2002Feb23.3°F13.3°F+9.9°NCLIMGRID
2002Mar13.8°F25.6°F-11.7°NCLIMGRID
2002Apr35.4°F40.6°F-5.2°NCLIMGRID
2002May47.1°F53.0°F-5.9°NCLIMGRID
2002Jun62.8°F62.0°F+0.8°NCLIMGRID
2002Jul70.1°F67.6°F+2.5°NCLIMGRID
2002Aug63.1°F65.6°F-2.5°NCLIMGRID
2002Sep56.5°F54.7°F+1.8°NCLIMGRID
2002Oct33.1°F42.1°F-9.0°NCLIMGRID
2002Nov28.3°F25.3°F+3.0°NCLIMGRID
2002Dec19.8°F11.7°F+8.1°NCLIMGRID
2003Jan9.4°F6.3°F+3.1°NCLIMGRID
2003Feb7.0°F13.3°F-6.4°NCLIMGRID
2003Mar20.6°F25.6°F-5.0°NCLIMGRID
2003Apr43.3°F40.6°F+2.8°NCLIMGRID
2003May52.9°F53.0°F-0.1°NCLIMGRID
2003Jun61.2°F62.0°F-0.8°NCLIMGRID
2003Jul68.8°F67.6°F+1.2°NCLIMGRID
2003Aug71.5°F65.6°F+5.9°NCLIMGRID
2003Sep54.9°F54.7°F+0.2°NCLIMGRID
2003Oct46.5°F42.1°F+4.4°NCLIMGRID
2003Nov14.5°F25.3°F-10.8°NCLIMGRID
2003Dec17.8°F11.7°F+6.0°NCLIMGRID
2004Jan1.3°F6.3°F-5.0°NCLIMGRID
2004Feb14.4°F13.3°F+1.1°NCLIMGRID
2004Mar28.2°F25.6°F+2.7°NCLIMGRID
2004Apr41.8°F40.6°F+1.2°NCLIMGRID
2004May47.3°F53.0°F-5.7°NCLIMGRID
2004Jun57.5°F62.0°F-4.5°NCLIMGRID
2004Jul65.1°F67.6°F-2.5°NCLIMGRID
2004Aug59.5°F65.6°F-6.1°NCLIMGRID
2004Sep56.3°F54.7°F+1.6°NCLIMGRID
2004Oct41.6°F42.1°F-0.5°NCLIMGRID
2004Nov32.1°F25.3°F+6.7°NCLIMGRID
2004Dec18.5°F11.7°F+6.8°NCLIMGRID
2005Jan4.0°F6.3°F-2.3°NCLIMGRID
2005Feb18.8°F13.3°F+5.4°NCLIMGRID
2005Mar28.2°F25.6°F+2.6°NCLIMGRID
2005Apr45.4°F40.6°F+4.9°NCLIMGRID
2005May49.7°F53.0°F-3.3°NCLIMGRID
2005Jun63.8°F62.0°F+1.8°NCLIMGRID
2005Jul67.9°F67.6°F+0.2°NCLIMGRID
2005Aug64.4°F65.6°F-1.1°NCLIMGRID
2005Sep57.3°F54.7°F+2.6°NCLIMGRID
2005Oct42.5°F42.1°F+0.4°NCLIMGRID
2005Nov29.5°F25.3°F+4.2°NCLIMGRID
2005Dec17.5°F11.7°F+5.7°NCLIMGRID
2006Jan26.5°F6.3°F+20.2°NCLIMGRID
2006Feb15.1°F13.3°F+1.8°NCLIMGRID
2006Mar25.9°F25.6°F+0.4°NCLIMGRID
2006Apr48.1°F40.6°F+7.6°NCLIMGRID
2006May54.3°F53.0°F+1.2°NCLIMGRID
2006Jun63.6°F62.0°F+1.6°NCLIMGRID
2006Jul71.6°F67.6°F+4.0°NCLIMGRID
2006Aug67.8°F65.6°F+2.2°NCLIMGRID
2006Sep55.0°F54.7°F+0.3°NCLIMGRID
2006Oct37.5°F42.1°F-4.6°NCLIMGRID
2006Nov26.0°F25.3°F+0.7°NCLIMGRID
2006Dec18.7°F11.7°F+7.0°NCLIMGRID
2007Jan13.3°F6.3°F+7.0°NCLIMGRID
2007Feb6.7°F13.3°F-6.6°NCLIMGRID
2007Mar31.9°F25.6°F+6.4°NCLIMGRID
2007Apr40.3°F40.6°F-0.3°NCLIMGRID
2007May53.9°F53.0°F+0.9°NCLIMGRID
2007Jun62.8°F62.0°F+0.8°NCLIMGRID
2007Jul72.4°F67.6°F+4.8°NCLIMGRID
2007Aug65.1°F65.6°F-0.5°NCLIMGRID
2007Sep56.2°F54.7°F+1.6°NCLIMGRID
2007Oct44.2°F42.1°F+2.1°NCLIMGRID
2007Nov27.3°F25.3°F+2.0°NCLIMGRID
2007Dec12.4°F11.7°F+0.6°NCLIMGRID
2008Jan10.5°F6.3°F+4.2°NCLIMGRID
2008Feb9.4°F13.3°F-4.0°NCLIMGRID
2008Mar26.7°F25.6°F+1.1°NCLIMGRID
2008Apr39.2°F40.6°F-1.3°NCLIMGRID
2008May50.7°F53.0°F-2.3°NCLIMGRID
2008Jun59.0°F62.0°F-3.0°NCLIMGRID
2008Jul68.3°F67.6°F+0.7°NCLIMGRID
2008Aug67.4°F65.6°F+1.8°NCLIMGRID
2008Sep54.5°F54.7°F-0.2°NCLIMGRID
2008Oct42.7°F42.1°F+0.6°NCLIMGRID
2008Nov28.5°F25.3°F+3.1°NCLIMGRID
2008Dec2.6°F11.7°F-9.1°NCLIMGRID
2009Jan4.6°F6.3°F-1.7°NCLIMGRID
2009Feb9.3°F13.3°F-4.0°NCLIMGRID
2009Mar17.5°F25.6°F-8.0°NCLIMGRID
2009Apr38.8°F40.6°F-1.8°NCLIMGRID
2009May49.7°F53.0°F-3.3°NCLIMGRID
2009Jun59.6°F62.0°F-2.4°NCLIMGRID
2009Jul62.3°F67.6°F-5.3°NCLIMGRID
2009Aug62.8°F65.6°F-2.8°NCLIMGRID
2009Sep62.3°F54.7°F+7.7°NCLIMGRID
2009Oct36.1°F42.1°F-6.0°NCLIMGRID
2009Nov35.4°F25.3°F+10.1°NCLIMGRID
2009Dec4.3°F11.7°F-7.4°NCLIMGRID
2010Jan9.4°F6.3°F+3.1°NCLIMGRID
2010Feb8.5°F13.3°F-4.8°NCLIMGRID
2010Mar29.9°F25.6°F+4.4°NCLIMGRID
2010Apr44.8°F40.6°F+4.3°NCLIMGRID
2010May49.8°F53.0°F-3.2°NCLIMGRID
2010Jun60.9°F62.0°F-1.1°NCLIMGRID
2010Jul66.7°F67.6°F-0.9°NCLIMGRID
2010Aug66.4°F65.6°F+0.9°NCLIMGRID
2010Sep53.1°F54.7°F-1.6°NCLIMGRID
2010Oct46.3°F42.1°F+4.2°NCLIMGRID
2010Nov24.8°F25.3°F-0.5°NCLIMGRID
2010Dec8.4°F11.7°F-3.4°NCLIMGRID
2011Jan6.5°F6.3°F+0.2°NCLIMGRID
2011Feb8.4°F13.3°F-5.0°NCLIMGRID
2011Mar16.6°F25.6°F-8.9°NCLIMGRID
2011Apr36.9°F40.6°F-3.7°NCLIMGRID
2011May49.4°F53.0°F-3.7°NCLIMGRID
2011Jun61.1°F62.0°F-0.9°NCLIMGRID
2011Jul69.2°F67.6°F+1.6°NCLIMGRID
2011Aug68.5°F65.6°F+2.9°NCLIMGRID
2011Sep58.5°F54.7°F+3.8°NCLIMGRID
2011Oct47.0°F42.1°F+4.9°NCLIMGRID
2011Nov28.1°F25.3°F+2.8°NCLIMGRID
2011Dec22.3°F11.7°F+10.6°NCLIMGRID
2012Jan19.7°F6.3°F+13.5°NCLIMGRID
2012Feb20.2°F13.3°F+6.9°NCLIMGRID
2012Mar39.1°F25.6°F+13.5°NCLIMGRID
2012Apr43.9°F40.6°F+3.3°NCLIMGRID
2012May53.0°F53.0°F+0.0°NCLIMGRID
2012Jun63.0°F62.0°F+1.0°NCLIMGRID
2012Jul72.8°F67.6°F+5.2°NCLIMGRID
2012Aug67.2°F65.6°F+1.6°NCLIMGRID
2012Sep57.5°F54.7°F+2.8°NCLIMGRID
2012Oct38.9°F42.1°F-3.1°NCLIMGRID
2012Nov24.2°F25.3°F-1.1°NCLIMGRID
2012Dec9.8°F11.7°F-2.0°NCLIMGRID
2013Jan9.3°F6.3°F+3.0°NCLIMGRID
2013Feb16.4°F13.3°F+3.1°NCLIMGRID
2013Mar13.6°F25.6°F-12.0°NCLIMGRID
2013Apr28.8°F40.6°F-11.8°NCLIMGRID
2013May51.8°F53.0°F-1.2°NCLIMGRID
2013Jun61.5°F62.0°F-0.5°NCLIMGRID
2013Jul65.8°F67.6°F-1.8°NCLIMGRID
2013Aug67.4°F65.6°F+1.8°NCLIMGRID
2013Sep60.3°F54.7°F+5.6°NCLIMGRID
2013Oct40.0°F42.1°F-2.1°NCLIMGRID
2013Nov23.8°F25.3°F-1.5°NCLIMGRID
2013Dec3.6°F11.7°F-8.1°NCLIMGRID
2014Jan8.6°F6.3°F+2.4°NCLIMGRID
2014Feb3.2°F13.3°F-10.1°NCLIMGRID
2014Mar21.1°F25.6°F-4.5°NCLIMGRID
2014Apr37.1°F40.6°F-3.5°NCLIMGRID
2014May52.4°F53.0°F-0.6°NCLIMGRID
2014Jun60.3°F62.0°F-1.7°NCLIMGRID
2014Jul65.1°F67.6°F-2.5°NCLIMGRID
2014Aug66.1°F65.6°F+0.5°NCLIMGRID
2014Sep56.3°F54.7°F+1.6°NCLIMGRID
2014Oct45.3°F42.1°F+3.2°NCLIMGRID
2014Nov18.8°F25.3°F-6.6°NCLIMGRID
2014Dec17.4°F11.7°F+5.7°NCLIMGRID
2015Jan16.4°F6.3°F+10.1°NCLIMGRID
2015Feb6.1°F13.3°F-7.2°NCLIMGRID
2015Mar32.3°F25.6°F+6.8°NCLIMGRID
2015Apr43.7°F40.6°F+3.1°NCLIMGRID
2015May51.7°F53.0°F-1.3°NCLIMGRID
2015Jun64.0°F62.0°F+2.0°NCLIMGRID
2015Jul68.5°F67.6°F+0.8°NCLIMGRID
2015Aug67.2°F65.6°F+1.6°NCLIMGRID
2015Sep59.3°F54.7°F+4.6°NCLIMGRID
2015Oct46.5°F42.1°F+4.4°NCLIMGRID
2015Nov30.8°F25.3°F+5.5°NCLIMGRID
2015Dec20.4°F11.7°F+8.7°NCLIMGRID
2016Jan15.2°F6.3°F+8.9°NCLIMGRID
2016Feb26.1°F13.3°F+12.8°NCLIMGRID
2016Mar34.9°F25.6°F+9.3°NCLIMGRID
2016Apr41.4°F40.6°F+0.8°NCLIMGRID
2016May57.1°F53.0°F+4.0°NCLIMGRID
2016Jun64.8°F62.0°F+2.8°NCLIMGRID
2016Jul68.3°F67.6°F+0.7°NCLIMGRID
2016Aug68.0°F65.6°F+2.4°NCLIMGRID
2016Sep57.0°F54.7°F+2.3°NCLIMGRID
2016Oct44.4°F42.1°F+2.3°NCLIMGRID
2016Nov38.1°F25.3°F+12.8°NCLIMGRID
2016Dec8.2°F11.7°F-3.5°NCLIMGRID
2017Jan10.8°F6.3°F+4.5°NCLIMGRID
2017Feb19.0°F13.3°F+5.6°NCLIMGRID
2017Mar25.3°F25.6°F-0.2°NCLIMGRID
2017Apr41.7°F40.6°F+1.2°NCLIMGRID
2017May54.5°F53.0°F+1.5°NCLIMGRID
2017Jun63.0°F62.0°F+1.0°NCLIMGRID
2017Jul71.4°F67.6°F+3.8°NCLIMGRID
2017Aug64.8°F65.6°F-0.8°NCLIMGRID
2017Sep56.6°F54.7°F+1.9°NCLIMGRID
2017Oct42.9°F42.1°F+0.8°NCLIMGRID
2017Nov23.5°F25.3°F-1.8°NCLIMGRID
2017Dec13.6°F11.7°F+1.9°NCLIMGRID
2018Jan10.6°F6.3°F+4.3°NCLIMGRID
2018Feb4.3°F13.3°F-9.0°NCLIMGRID
2018Mar21.7°F25.6°F-3.8°NCLIMGRID
2018Apr31.8°F40.6°F-8.7°NCLIMGRID
2018May59.7°F53.0°F+6.7°NCLIMGRID
2018Jun65.7°F62.0°F+3.7°NCLIMGRID
2018Jul68.6°F67.6°F+0.9°NCLIMGRID
2018Aug67.6°F65.6°F+2.1°NCLIMGRID
2018Sep51.7°F54.7°F-3.0°NCLIMGRID
2018Oct37.8°F42.1°F-4.3°NCLIMGRID
2018Nov21.9°F25.3°F-3.4°NCLIMGRID
2018Dec20.1°F11.7°F+8.3°NCLIMGRID
2019Jan9.7°F6.3°F+3.4°NCLIMGRID
2019Feb-5.0°F13.3°F-18.4°NCLIMGRID
2019Mar22.2°F25.6°F-3.4°NCLIMGRID
2019Apr41.4°F40.6°F+0.9°NCLIMGRID
2019May48.4°F53.0°F-4.6°NCLIMGRID
2019Jun62.6°F62.0°F+0.6°NCLIMGRID
2019Jul66.8°F67.6°F-0.8°NCLIMGRID
2019Aug64.4°F65.6°F-1.1°NCLIMGRID
2019Sep55.6°F54.7°F+0.9°NCLIMGRID
2019Oct36.4°F42.1°F-5.6°NCLIMGRID
2019Nov24.5°F25.3°F-0.8°NCLIMGRID
2019Dec16.1°F11.7°F+4.4°NCLIMGRID
2020Jan11.9°F6.3°F+5.7°NCLIMGRID
2020Feb19.3°F13.3°F+5.9°NCLIMGRID
2020Mar29.1°F25.6°F+3.6°NCLIMGRID
2020Apr35.3°F40.6°F-5.3°NCLIMGRID
2020May51.9°F53.0°F-1.1°NCLIMGRID
2020Jun64.1°F62.0°F+2.1°NCLIMGRID
2020Jul67.8°F67.6°F+0.2°NCLIMGRID
2020Aug67.9°F65.6°F+2.3°NCLIMGRID
2020Sep55.7°F54.7°F+1.0°NCLIMGRID
2020Oct36.0°F42.1°F-6.1°NCLIMGRID
2020Nov29.3°F25.3°F+4.0°NCLIMGRID
2020Dec22.0°F11.7°F+10.3°NCLIMGRID
2021Jan19.0°F6.3°F+12.7°NCLIMGRID
2021Feb3.2°F13.3°F-10.1°NCLIMGRID
2021Mar34.5°F25.6°F+8.9°NCLIMGRID
2021Apr39.7°F40.6°F-0.9°NCLIMGRID
2021May51.4°F53.0°F-1.6°NCLIMGRID
2021Jun68.0°F62.0°F+6.0°NCLIMGRID
2021Jul72.0°F67.6°F+4.4°NCLIMGRID
2021Aug66.6°F65.6°F+1.0°NCLIMGRID
2021Sep61.3°F54.7°F+6.6°NCLIMGRID
2021Oct47.5°F42.1°F+5.4°NCLIMGRID
2021Nov31.7°F25.3°F+6.4°NCLIMGRID
2021Dec10.9°F11.7°F-0.9°NCLIMGRID
2022Jan9.0°F6.3°F+2.7°NCLIMGRID
2022Feb8.0°F13.3°F-5.3°NCLIMGRID
2022Mar25.3°F25.6°F-0.3°NCLIMGRID
2022Apr31.1°F40.6°F-9.5°NCLIMGRID
2022May51.7°F53.0°F-1.4°NCLIMGRID
2022Jun62.4°F62.0°F+0.4°NCLIMGRID
2022Jul68.8°F67.6°F+1.2°NCLIMGRID
2022Aug68.6°F65.6°F+3.1°NCLIMGRID
2022Sep59.6°F54.7°F+5.0°NCLIMGRID
2022Oct44.4°F42.1°F+2.3°NCLIMGRID
2022Nov21.5°F25.3°F-3.9°NCLIMGRID
2022Dec4.5°F11.7°F-7.3°NCLIMGRID
2023Jan13.4°F6.3°F+7.1°NCLIMGRID
2023Feb15.0°F13.3°F+1.6°NCLIMGRID
2023Mar12.6°F25.6°F-13.0°NCLIMGRID
2023Apr34.1°F40.6°F-6.4°NCLIMGRID
2023May58.8°F53.0°F+5.8°NCLIMGRID
2023Jun67.5°F62.0°F+5.5°NCLIMGRID
2023Jul66.1°F67.6°F-1.5°NCLIMGRID
2023Aug66.6°F65.6°F+1.0°NCLIMGRID
2023Sep60.0°F54.7°F+5.3°NCLIMGRID
2023Oct40.6°F42.1°F-1.5°NCLIMGRID
2023Nov29.6°F25.3°F+4.3°NCLIMGRID
2023Dec25.3°F11.7°F+13.6°NCLIMGRID
2024Jan10.2°F6.3°F+3.9°NCLIMGRID
2024Feb24.4°F13.3°F+11.1°NCLIMGRID
2024Mar21.3°F25.6°F-4.2°NCLIMGRID
2024Apr42.7°F40.6°F+2.1°NCLIMGRID
2024May52.6°F53.0°F-0.5°NCLIMGRID
2024Jun61.3°F62.0°F-0.7°NCLIMGRID
2024Jul69.7°F67.6°F+2.1°NCLIMGRID
2024Aug65.4°F65.6°F-0.1°NCLIMGRID
2024Sep63.9°F54.7°F+9.2°NCLIMGRID
2024Oct48.6°F42.1°F+6.5°NCLIMGRID
2024Nov26.2°F25.3°F+0.9°NCLIMGRID
2024Dec15.4°F11.7°F+3.7°NCLIMGRID
2025Jan8.4°F6.3°F+2.2°NCLIMGRID
2025Feb3.3°F13.3°F-10.0°NCLIMGRID
2025Mar30.1°F25.6°F+4.6°NCLIMGRID
2025Apr42.0°F40.6°F+1.4°NCLIMGRID
2025May55.3°F53.0°F+2.3°NCLIMGRID
2025Jun62.8°F62.0°F+0.8°NCLIMGRID
2025Jul67.3°F67.6°F-0.3°NCLIMGRID
2025Aug66.5°F65.6°F+0.9°NCLIMGRID
2025Sep61.8°F54.7°F+7.2°NCLIMGRID
2025Oct47.0°F42.1°F+4.9°NCLIMGRID
2025Nov30.6°F25.3°F+5.3°NCLIMGRID
2025Dec12.8°F11.7°F+1.1°NCLIMGRID
2026Jan12.1°F6.3°F+5.8°NCLIMGRID
2026Feb24.6°F13.3°F+11.3°NCLIMGRID

Showing 1,154 of 1,154 records. = gap-filled data

This table shows raw (unsmoothed) monthly anomalies. The spiral applies a 12-month moving average to highlight long-term trends.

Methodology

Methodology How we calculate anomalies

1. Data Acquisition

We use NOAA's nClimGrid dataset, which provides homogenized temperature data on a 5km grid, for the nearest grid point with historical coverage starting from 1930.

Temperature metric: Monthly average temperature (TAVG). When TAVG is unavailable, we use (TMAX + TMIN) / 2 as a proxy.

2. Gap Filling

Some months may have missing data. We fill gaps using data from nearby weather stations (within ~200km).

10

Initial gaps

0

Filled

10

Unfillable

3. Baseline Calculation

The baseline is a 25-year window dynamically centered on the data's midpoint, requiring at least 90% coverage. If coverage is insufficient, the window shifts forward in 5-year increments until the threshold is met.

Period: 1966 – 1991 (100% coverage)

MonthBaselineYears
January6.3°F26/26
February13.3°F26/26
March25.6°F26/26
April40.6°F26/26
May53.0°F26/26
June62.0°F26/26
July67.6°F26/26
August65.6°F26/26
September54.7°F26/26
October42.1°F26/26
November25.3°F26/26
December11.7°F26/26

4. Anomaly Calculation

For each month, we calculate how far it deviates from the baseline. These are raw monthly anomalies.

Anomaly = Actual Temperature − Baseline[month]

5. Smoothing

The spiral visualization applies a 12-month centered moving average to reduce month-to-month noise and highlight multi-year warming trends. The spiral shows smoothed values, not raw anomalies.

6. Reading the Visualizations

Spiral: A 3D helix where each loop represents one year. The radius indicates the smoothed temperature anomaly, and colors range from blue (cold) to red (warm). The top view shows the annual cycle, while the side view shows time progression.

Stripes: Each stripe represents one year's average anomaly (the mean of all monthly anomalies for that year). No additional smoothing is applied; yearly aggregation naturally reduces noise.

Color scale: Color bounds are set to the 5th and 95th percentile of anomalies to avoid outlier washout, with a neutral zone of approximately ±0.1°C.

7. Data Quality Notes

Frequently Asked Questions

Is Palermo, North Dakota getting warmer?

Based on 96+ years of NOAA temperature records, Palermo has warmed at a rate of approximately 0.21°F per decade. This trend is calculated from monthly temperature anomalies relative to the location's historical baseline period.

What was the warmest year on record in Palermo?

The warmest year on record in Palermo was 1987, based on average annual temperature anomaly from NOAA station data.

Where does the temperature data for Palermo come from?

Data comes from the nClimGrid 5km Grid Point weather station, part of NOAA's Global Historical Climatology Network. This station has recorded 96+ years of temperature observations used to build Palermo's climate profile.

How are the climate visualizations for Palermo created?

Three visualizations are generated from Palermo's NOAA data: a climate spiral showing monthly temperature anomalies as concentric rings (inspired by NASA), warming stripes where each vertical stripe represents one year's temperature anomaly, and a linear trend chart showing the long-term trajectory.

Can I download Palermo's temperature data?

Yes. The interactive data table on this page shows every monthly temperature reading in Palermo's record. You can filter by decade and download the complete dataset as a CSV file for your own analysis.

Wear Palermo's Climate Story

These visualizations are printed on demand using Palermo's actual NOAA data. Every purchase plants a tree.

Shop Palermo Climate Apparel →

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