Climate Change in Rosemead, California

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

Based on our analysis of 96 years of temperature data near Rosemead, CA, this area shows a warming trend of approximately +0.5°F per decade. 10 of the last 10 years recorded above-average temperatures, and 2014 was the warmest year on record at +4.6°F above the historical baseline.

Key Climate Facts

Rate of Change

+0.5°F

per decade

Warmest Year

2014

+4.6°F anomaly

Recent Warm Years

10 / 10

above-average years

Decade Shift

+3.4°F

2020s vs 1930s

Compared to the National Average

Rosemead is warming 0.3°F/decade faster than the national average.

National: +0.20°F/decade
Rosemead: +0.49°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 Rosemead's long-term warming trend.

Temperature anomaly spiral for Rosemead, California
Climate spiral: monthly temperature anomalies from 96+ years of NOAA records for Rosemead, CA.

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 Rosemead, California
Warming stripes: each stripe is one year of average temperature anomaly for Rosemead, CA.

Temperature Trend

Annual temperature anomalies plotted over time with a linear regression trend line. The slope of +0.49°F per decade quantifies the rate of change.

Temperature trend chart for Rosemead, California
Linear trend: annual temperature anomalies with trend line for Rosemead, CA.

Temperature by Decade

1930s
-1.22°F
1940s
-1.98°F
1950s
-1.06°F
1960s
-0.84°F
1970s
-0.61°F
1980s
+0.66°F
1990s
+1.05°F
2000s
+1.42°F
2010s
+2.34°F
2020s
+2.24°F

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

Anomaly Scale

-4.1°F Colder Normal +4.9°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 Rosemead, CA. Filter by decade or download as CSV.

Data Sources & Audit

Station
nClimGrid 5km Grid Point
Distance
1.1 mi
Coverage
99.1%
Records
1,154
Range
1930-01 – 2026-02
Full Data Audit 1,154 records
YearMonthTempBaselineAnomalySourceGap
1930Jan52.3°F55.4°F-3.1°NCLIMGRID
1930Feb57.8°F57.5°F+0.3°NCLIMGRID
1930Mar58.5°F58.2°F+0.3°NCLIMGRID
1930Apr62.8°F61.6°F+1.2°NCLIMGRID
1930May61.5°F65.3°F-3.7°NCLIMGRID
1930Jun68.5°F69.5°F-1.0°NCLIMGRID
1930Jul74.2°F74.6°F-0.4°NCLIMGRID
1930Aug74.4°F74.8°F-0.4°NCLIMGRID
1930Sep67.4°F72.8°F-5.4°NCLIMGRID
1930Oct65.7°F67.4°F-1.7°NCLIMGRID
1930Nov62.0°F60.6°F+1.4°NCLIMGRID
1930Dec55.1°F55.4°F-0.3°NCLIMGRID
1931Jan55.9°F55.4°F+0.5°NCLIMGRID
1931Feb57.4°F57.5°F+0.0°NCLIMGRID
1931Mar62.4°F58.2°F+4.2°NCLIMGRID
1931Apr65.0°F61.6°F+3.4°NCLIMGRID
1931May68.5°F65.3°F+3.2°NCLIMGRID
1931Jun70.6°F69.5°F+1.1°NCLIMGRID
1931Jul78.9°F74.6°F+4.3°NCLIMGRID
1931Aug76.8°F74.8°F+2.0°NCLIMGRID
1931Sep70.5°F72.8°F-2.3°NCLIMGRID
1931Oct66.1°F67.4°F-1.2°NCLIMGRID
1931Nov55.7°F60.6°F-4.9°NCLIMGRID
1931Dec51.0°F55.4°F-4.5°NCLIMGRID
1932Jan49.3°F55.4°F-6.0°NCLIMGRID
1932Feb53.6°F57.5°F-3.9°NCLIMGRID
1932Mar59.6°F58.2°F+1.4°NCLIMGRID
1932Apr61.2°F61.6°F-0.4°NCLIMGRID
1932May64.2°F65.3°F-1.1°NCLIMGRID
1932Jun67.5°F69.5°F-2.1°NCLIMGRID
1932Jul70.9°F74.6°F-3.7°NCLIMGRID
1932Aug71.3°F74.8°F-3.5°NCLIMGRID
1932Sep69.2°F72.8°F-3.6°NCLIMGRID
1932Oct65.2°F67.4°F-2.2°NCLIMGRID
1932Nov64.8°F60.6°F+4.2°NCLIMGRID
1932Dec51.3°F55.4°F-4.1°NCLIMGRID
1933Jan50.8°F55.4°F-4.5°NCLIMGRID
1933Feb52.8°F57.5°F-4.7°NCLIMGRID
1933Mar57.6°F58.2°F-0.6°NCLIMGRID
1933Apr58.7°F61.6°F-2.8°NCLIMGRID
1933May60.3°F65.3°F-5.0°NCLIMGRID
1933Jun66.8°F69.5°F-2.7°NCLIMGRID
1933Jul72.6°F74.6°F-2.0°NCLIMGRID
1933Aug72.5°F74.8°F-2.3°NCLIMGRID
1933Sep65.8°F72.8°F-7.1°NCLIMGRID
1933Oct66.5°F67.4°F-0.8°NCLIMGRID
1933Nov63.0°F60.6°F+2.4°NCLIMGRID
1933Dec54.4°F55.4°F-1.0°NCLIMGRID
1934Jan56.5°F55.4°F+1.1°NCLIMGRID
1934Feb57.1°F57.5°F-0.4°NCLIMGRID
1934Mar64.3°F58.2°F+6.0°NCLIMGRID
1934Apr64.5°F61.6°F+3.0°NCLIMGRID
1934May68.1°F65.3°F+2.8°NCLIMGRID
1934Jun65.9°F69.5°F-3.6°NCLIMGRID
1934Jul74.3°F74.6°F-0.3°NCLIMGRID
1934Aug72.9°F74.8°F-1.9°NCLIMGRID
1934Sep72.3°F72.8°F-0.5°NCLIMGRID
1934Oct65.6°F67.4°F-1.7°NCLIMGRID
1934Nov59.1°F60.6°F-1.5°NCLIMGRID
1934Dec56.0°F55.4°F+0.6°NCLIMGRID
1935Jan53.0°F55.4°F-2.3°NCLIMGRID
1935Feb56.6°F57.5°F-0.9°NCLIMGRID
1935Mar52.9°F58.2°F-5.3°NCLIMGRID
1935Apr59.9°F61.6°F-1.7°NCLIMGRID
1935May62.1°F65.3°F-3.1°NCLIMGRID
1935Jun68.5°F69.5°F-1.1°NCLIMGRID
1935Jul72.0°F74.6°F-2.6°NCLIMGRID
1935Aug75.3°F74.8°F+0.5°NCLIMGRID
1935Sep70.3°F72.8°F-2.5°NCLIMGRID
1935Oct64.4°F67.4°F-3.0°NCLIMGRID
1935Nov57.1°F60.6°F-3.4°NCLIMGRID
1935Dec55.2°F55.4°F-0.2°NCLIMGRID
1936Jan55.3°F55.4°F+0.0°NCLIMGRID
1936Feb53.9°F57.5°F-3.6°NCLIMGRID
1936Mar57.6°F58.2°F-0.7°NCLIMGRID
1936Apr60.2°F61.6°F-1.4°NCLIMGRID
1936May65.8°F65.3°F+0.5°NCLIMGRID
1936Jun70.1°F69.5°F+0.6°NCLIMGRID
1936Jul75.9°F74.6°F+1.3°NCLIMGRID
1936Aug74.6°F74.8°F-0.2°NCLIMGRID
1936Sep70.5°F72.8°F-2.3°NCLIMGRID
1936Oct65.6°F67.4°F-1.7°NCLIMGRID
1936Nov63.4°F60.6°F+2.8°NCLIMGRID
1936Dec54.9°F55.4°F-0.5°NCLIMGRID
1937Jan44.0°F55.4°F-11.4°NCLIMGRID
1937Feb52.4°F57.5°F-5.1°NCLIMGRID
1937Mar55.7°F58.2°F-2.5°NCLIMGRID
1937Apr60.4°F61.6°F-1.2°NCLIMGRID
1937May64.3°F65.3°F-0.9°NCLIMGRID
1937Jun68.4°F69.5°F-1.1°NCLIMGRID
1937Jul73.3°F74.6°F-1.3°NCLIMGRID
1937Aug73.3°F74.8°F-1.5°NCLIMGRID
1937Sep72.5°F72.8°F-0.4°NCLIMGRID
1937Oct66.1°F67.4°F-1.3°NCLIMGRID
1937Nov59.1°F60.6°F-1.5°NCLIMGRID
1937Dec57.9°F55.4°F+2.5°NCLIMGRID
1938Jan56.9°F55.4°F+1.5°NCLIMGRID
1938Feb53.7°F57.5°F-3.8°NCLIMGRID
1938Mar55.0°F58.2°F-3.2°NCLIMGRID
1938Apr59.8°F61.6°F-1.8°NCLIMGRID
1938May63.4°F65.3°F-1.9°NCLIMGRID
1938Jun66.7°F69.5°F-2.9°NCLIMGRID
1938Jul71.4°F74.6°F-3.2°NCLIMGRID
1938Aug74.6°F74.8°F-0.3°NCLIMGRID
1938Sep73.6°F72.8°F+0.8°NCLIMGRID
1938Oct64.1°F67.4°F-3.2°NCLIMGRID
1938Nov58.2°F60.6°F-2.3°NCLIMGRID
1938Dec58.1°F55.4°F+2.6°NCLIMGRID
1939Jan52.7°F55.4°F-2.7°NCLIMGRID
1939Feb49.9°F57.5°F-7.6°NCLIMGRID
1939Mar54.5°F58.2°F-3.8°NCLIMGRID
1939Apr62.2°F61.6°F+0.6°NCLIMGRID
1939May63.2°F65.3°F-2.1°NCLIMGRID
1939Jun67.5°F69.5°F-2.0°NCLIMGRID
1939Jul72.4°F74.6°F-2.2°NCLIMGRID
1939Aug73.7°F74.8°F-1.1°NCLIMGRID
1939Sep74.7°F72.8°F+1.9°NCLIMGRID
1939Oct67.2°F67.4°F-0.1°NCLIMGRID
1939Nov63.0°F60.6°F+2.5°NCLIMGRID
1939Dec59.2°F55.4°F+3.7°NCLIMGRID
1940Jan56.2°F55.4°F+0.8°NCLIMGRID
1940Feb56.2°F57.5°F-1.3°NCLIMGRID
1940Mar59.0°F58.2°F+0.7°NCLIMGRID
1940Apr61.8°F61.6°F+0.2°NCLIMGRID
1940May66.5°F65.3°F+1.2°NCLIMGRID
1940Jun67.4°F69.5°F-2.1°NCLIMGRID
1940Jul71.8°F74.6°F-2.8°NCLIMGRID
1940Aug71.7°F74.8°F-3.1°NCLIMGRID
1940Sep69.6°F72.8°F-3.2°NCLIMGRID
1940Oct66.8°F67.4°F-0.6°NCLIMGRID
1940Nov59.3°F60.6°F-1.2°NCLIMGRID
1940Dec57.8°F55.4°F+2.3°NCLIMGRID
1941Jan54.4°F55.4°F-1.0°NCLIMGRID
1941Feb56.6°F57.5°F-0.9°NCLIMGRID
1941Mar58.6°F58.2°F+0.3°NCLIMGRID
1941Apr57.8°F61.6°F-3.8°NCLIMGRID
1941May67.9°F65.3°F+2.6°NCLIMGRID
1941Jun67.0°F69.5°F-2.5°NCLIMGRID
1941Jul72.6°F74.6°F-2.1°NCLIMGRID
1941Aug72.4°F74.8°F-2.4°NCLIMGRID
1941Sep67.7°F72.8°F-5.2°NCLIMGRID
1941Oct64.3°F67.4°F-3.1°NCLIMGRID
1941Nov61.7°F60.6°F+1.1°NCLIMGRID
1941Dec53.5°F55.4°F-2.0°NCLIMGRID
1942Jan55.1°F55.4°F-0.3°NCLIMGRID
1942Feb52.4°F57.5°F-5.1°NCLIMGRID
1942Mar56.2°F58.2°F-2.1°NCLIMGRID
1942Apr59.0°F61.6°F-2.5°NCLIMGRID
1942May63.4°F65.3°F-1.8°NCLIMGRID
1942Jun67.4°F69.5°F-2.1°NCLIMGRID
1942Jul73.9°F74.6°F-0.7°NCLIMGRID
1942Aug72.2°F74.8°F-2.6°NCLIMGRID
1942Sep67.9°F72.8°F-4.9°NCLIMGRID
1942Oct66.1°F67.4°F-1.3°NCLIMGRID
1942Nov60.5°F60.6°F+0.0°NCLIMGRID
1942Dec55.4°F55.4°F+0.0°NCLIMGRID
1943Jan54.4°F55.4°F-1.0°NCLIMGRID
1943Feb57.5°F57.5°F+0.1°NCLIMGRID
1943Mar56.8°F58.2°F-1.5°NCLIMGRID
1943Apr61.4°F61.6°F-0.2°NCLIMGRID
1943May65.8°F65.3°F+0.5°NCLIMGRID
1943Jun66.6°F69.5°F-3.0°NCLIMGRID
1943Jul72.2°F74.6°F-2.4°NCLIMGRID
1943Aug72.5°F74.8°F-2.3°NCLIMGRID
1943Sep71.9°F72.8°F-0.9°NCLIMGRID
1943Oct66.0°F67.4°F-1.4°NCLIMGRID
1943Nov61.1°F60.6°F+0.5°NCLIMGRID
1943Dec54.5°F55.4°F-0.9°NCLIMGRID
1944Jan53.6°F55.4°F-1.8°NCLIMGRID
1944Feb51.3°F57.5°F-6.1°NCLIMGRID
1944Mar56.9°F58.2°F-1.4°NCLIMGRID
1944Apr58.2°F61.6°F-3.4°NCLIMGRID
1944May63.2°F65.3°F-2.1°NCLIMGRID
1944Jun64.5°F69.5°F-5.1°NCLIMGRID
1944Jul69.3°F74.6°F-5.3°NCLIMGRID
1944Aug73.2°F74.8°F-1.6°NCLIMGRID
1944Sep70.5°F72.8°F-2.3°NCLIMGRID
1944Oct65.0°F67.4°F-2.3°NCLIMGRID
1944Nov56.7°F60.6°F-3.8°NCLIMGRID
1944Dec56.0°F55.4°F+0.6°NCLIMGRID
1945Jan53.4°F55.4°F-2.0°NCLIMGRID
1945Feb54.4°F57.5°F-3.1°NCLIMGRID
1945Mar52.9°F58.2°F-5.3°NCLIMGRID
1945Apr59.0°F61.6°F-2.5°NCLIMGRID
1945May62.6°F65.3°F-2.7°NCLIMGRID
1945Jun65.2°F69.5°F-4.3°NCLIMGRID
1945Jul72.7°F74.6°F-1.9°NCLIMGRID
1945Aug74.1°F74.8°F-0.7°NCLIMGRID
1945Sep72.6°F72.8°F-0.2°NCLIMGRID
1945Oct65.9°F67.4°F-1.5°NCLIMGRID
1945Nov58.5°F60.6°F-2.0°NCLIMGRID
1945Dec54.1°F55.4°F-1.3°NCLIMGRID
1946Jan54.0°F55.4°F-1.4°NCLIMGRID
1946Feb52.1°F57.5°F-5.4°NCLIMGRID
1946Mar55.8°F58.2°F-2.5°NCLIMGRID
1946Apr61.6°F61.6°F+0.0°NCLIMGRID
1946May61.8°F65.3°F-3.5°NCLIMGRID
1946Jun69.3°F69.5°F-0.3°NCLIMGRID
1946Jul73.4°F74.6°F-1.2°NCLIMGRID
1946Aug73.3°F74.8°F-1.5°NCLIMGRID
1946Sep72.9°F72.8°F+0.1°NCLIMGRID
1946Oct62.1°F67.4°F-5.2°NCLIMGRID
1946Nov56.1°F60.6°F-4.5°NCLIMGRID
1946Dec53.8°F55.4°F-1.7°NCLIMGRID
1947Jan51.7°F55.4°F-3.7°NCLIMGRID
1947Feb57.7°F57.5°F+0.2°NCLIMGRID
1947Mar58.8°F58.2°F+0.5°NCLIMGRID
1947Apr61.6°F61.6°F+0.1°NCLIMGRID
1947May64.7°F65.3°F-0.6°NCLIMGRID
1947Jun67.5°F69.5°F-2.0°NCLIMGRID
1947Jul73.3°F74.6°F-1.3°NCLIMGRID
1947Aug71.8°F74.8°F-3.0°NCLIMGRID
1947Sep72.2°F72.8°F-0.6°NCLIMGRID
1947Oct65.1°F67.4°F-2.3°NCLIMGRID
1947Nov56.0°F60.6°F-4.5°NCLIMGRID
1947Dec54.2°F55.4°F-1.2°NCLIMGRID
1948Jan55.5°F55.4°F+0.2°NCLIMGRID
1948Feb52.3°F57.5°F-5.2°NCLIMGRID
1948Mar52.7°F58.2°F-5.5°NCLIMGRID
1948Apr59.7°F61.6°F-1.9°NCLIMGRID
1948May62.8°F65.3°F-2.5°NCLIMGRID
1948Jun66.8°F69.5°F-2.7°NCLIMGRID
1948Jul70.4°F74.6°F-4.2°NCLIMGRID
1948Aug71.1°F74.8°F-3.7°NCLIMGRID
1948Sep71.1°F72.8°F-1.7°NCLIMGRID
1948Oct64.8°F67.4°F-2.6°NCLIMGRID
1948Nov59.0°F60.6°F-1.6°NCLIMGRID
1948Dec50.8°F55.4°F-4.7°NCLIMGRID
1949Jan44.4°F55.4°F-11.0°NCLIMGRID
1949Feb50.1°F57.5°F-7.4°NCLIMGRID
1949Mar53.6°F58.2°F-4.6°NCLIMGRID
1949Apr62.6°F61.6°F+1.0°NCLIMGRID
1949May63.5°F65.3°F-1.8°NCLIMGRID
1949Jun69.5°F69.5°F+0.0°NCLIMGRID
1949Jul71.9°F74.6°F-2.7°NCLIMGRID
1949Aug72.7°F74.8°F-2.1°NCLIMGRID
1949Sep72.7°F72.8°F-0.1°NCLIMGRID
1949Oct63.8°F67.4°F-3.5°NCLIMGRID
1949Nov65.5°F60.6°F+4.9°NCLIMGRID
1949Dec53.4°F55.4°F-2.1°NCLIMGRID
1950Jan48.2°F55.4°F-7.1°NCLIMGRID
1950Feb56.0°F57.5°F-1.5°NCLIMGRID
1950Mar57.4°F58.2°F-0.8°NCLIMGRID
1950Apr62.4°F61.6°F+0.8°NCLIMGRID
1950May62.2°F65.3°F-3.1°NCLIMGRID
1950Jun66.7°F69.5°F-2.8°NCLIMGRID
1950Jul73.9°F74.6°F-0.8°NCLIMGRID
1950Aug71.8°F74.8°F-3.0°NCLIMGRID
1950Sep68.8°F72.8°F-4.0°NCLIMGRID
1950Oct68.2°F67.4°F+0.8°NCLIMGRID
1950Nov62.6°F60.6°F+2.0°NCLIMGRID
1950Dec60.2°F55.4°F+4.8°NCLIMGRID
1951Jan53.6°F55.4°F-1.7°NCLIMGRID
1951Feb54.2°F57.5°F-3.3°NCLIMGRID
1951Mar57.6°F58.2°F-0.6°NCLIMGRID
1951Apr60.0°F61.6°F-1.6°NCLIMGRID
1951May63.5°F65.3°F-1.8°NCLIMGRID
1951Jun66.8°F69.5°F-2.7°NCLIMGRID
1951Jul74.0°F74.6°F-0.6°NCLIMGRID
1951Aug72.0°F74.8°F-2.8°NCLIMGRID
1951Sep71.6°F72.8°F-1.2°NCLIMGRID
1951Oct66.3°F67.4°F-1.0°NCLIMGRID
1951Nov59.1°F60.6°F-1.4°NCLIMGRID
1951Dec52.1°F55.4°F-3.3°NCLIMGRID
1952Jan50.0°F55.4°F-5.4°NCLIMGRID
1952Feb55.0°F57.5°F-2.5°NCLIMGRID
1952Mar51.7°F58.2°F-6.5°NCLIMGRID
1952Apr59.2°F61.6°F-2.4°NCLIMGRID
1952May66.4°F65.3°F+1.1°NCLIMGRID
1952Jun63.8°F69.5°F-5.7°NCLIMGRID
1952Jul72.5°F74.6°F-2.1°NCLIMGRID
1952Aug73.9°F74.8°F-0.9°NCLIMGRID
1952Sep73.0°F72.8°F+0.2°NCLIMGRID
1952Oct66.7°F67.4°F-0.6°NCLIMGRID
1952Nov55.7°F60.6°F-4.9°NCLIMGRID
1952Dec52.5°F55.4°F-3.0°NCLIMGRID
1953Jan58.0°F55.4°F+2.6°NCLIMGRID
1953Feb55.5°F57.5°F-2.0°NCLIMGRID
1953Mar56.2°F58.2°F-2.1°NCLIMGRID
1953Apr57.4°F61.6°F-4.2°NCLIMGRID
1953May61.3°F65.3°F-4.0°NCLIMGRID
1953Jun65.6°F69.5°F-3.9°NCLIMGRID
1953Jul75.2°F74.6°F+0.6°NCLIMGRID
1953Aug71.0°F74.8°F-3.8°NCLIMGRID
1953Sep70.4°F72.8°F-2.4°NCLIMGRID
1953Oct66.1°F67.4°F-1.2°NCLIMGRID
1953Nov61.4°F60.6°F+0.9°NCLIMGRID
1953Dec55.7°F55.4°F+0.3°NCLIMGRID
1954Jan53.1°F55.4°F-2.3°NCLIMGRID
1954Feb61.1°F57.5°F+3.6°NCLIMGRID
1954Mar54.3°F58.2°F-4.0°NCLIMGRID
1954Apr61.4°F61.6°F-0.2°NCLIMGRID
1954May64.6°F65.3°F-0.7°NCLIMGRID
1954Jun66.5°F69.5°F-3.0°NCLIMGRID
1954Jul76.5°F74.6°F+1.9°NCLIMGRID
1954Aug71.8°F74.8°F-3.0°NCLIMGRID
1954Sep71.2°F72.8°F-1.6°NCLIMGRID
1954Oct64.4°F67.4°F-2.9°NCLIMGRID
1954Nov62.0°F60.6°F+1.4°NCLIMGRID
1954Dec54.3°F55.4°F-1.1°NCLIMGRID
1955Jan50.2°F55.4°F-5.2°NCLIMGRID
1955Feb53.2°F57.5°F-4.2°NCLIMGRID
1955Mar58.2°F58.2°F-0.1°NCLIMGRID
1955Apr58.6°F61.6°F-2.9°NCLIMGRID
1955May62.5°F65.3°F-2.8°NCLIMGRID
1955Jun66.3°F69.5°F-3.2°NCLIMGRID
1955Jul70.8°F74.6°F-3.8°NCLIMGRID
1955Aug75.5°F74.8°F+0.7°NCLIMGRID
1955Sep73.5°F72.8°F+0.7°NCLIMGRID
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1984Mar61.9°F58.2°F+3.7°NCLIMGRID
1984Apr62.8°F61.6°F+1.2°NCLIMGRID
1984May71.0°F65.3°F+5.7°NCLIMGRID
1984Jun70.5°F69.5°F+1.0°NCLIMGRID
1984Jul78.1°F74.6°F+3.5°NCLIMGRID
1984Aug77.2°F74.8°F+2.4°NCLIMGRID
1984Sep80.1°F72.8°F+7.3°NCLIMGRID
1984Oct65.8°F67.4°F-1.5°NCLIMGRID
1984Nov58.0°F60.6°F-2.6°NCLIMGRID
1984Dec53.3°F55.4°F-2.1°NCLIMGRID
1985Jan53.8°F55.4°F-1.6°NCLIMGRID
1985Feb56.6°F57.5°F-0.8°NCLIMGRID
1985Mar55.9°F58.2°F-2.4°NCLIMGRID
1985Apr64.5°F61.6°F+2.9°NCLIMGRID
1985May64.4°F65.3°F-0.9°NCLIMGRID
1985Jun71.4°F69.5°F+1.8°NCLIMGRID
1985Jul78.0°F74.6°F+3.3°NCLIMGRID
1985Aug74.8°F74.8°F+0.0°NCLIMGRID
1985Sep70.2°F72.8°F-2.6°NCLIMGRID
1985Oct67.7°F67.4°F+0.4°NCLIMGRID
1985Nov57.9°F60.6°F-2.7°NCLIMGRID
1985Dec58.4°F55.4°F+2.9°NCLIMGRID
1986Jan61.7°F55.4°F+6.3°NCLIMGRID
1986Feb58.3°F57.5°F+0.8°NCLIMGRID
1986Mar61.0°F58.2°F+2.8°NCLIMGRID
1986Apr63.5°F61.6°F+2.0°NCLIMGRID
1986May66.7°F65.3°F+1.4°NCLIMGRID
1986Jun70.8°F69.5°F+1.2°NCLIMGRID
1986Jul73.1°F74.6°F-1.5°NCLIMGRID
1986Aug76.1°F74.8°F+1.3°NCLIMGRID
1986Sep67.5°F72.8°F-5.4°NCLIMGRID
1986Oct66.9°F67.4°F-0.5°NCLIMGRID
1986Nov63.2°F60.6°F+2.6°NCLIMGRID
1986Dec56.7°F55.4°F+1.3°NCLIMGRID
1987Jan54.4°F55.4°F-0.9°NCLIMGRID
1987Feb57.5°F57.5°F+0.1°NCLIMGRID
1987Mar58.4°F58.2°F+0.1°NCLIMGRID
1987Apr66.5°F61.6°F+4.9°NCLIMGRID
1987May67.0°F65.3°F+1.7°NCLIMGRID
1987Jun69.8°F69.5°F+0.2°NCLIMGRID
1987Jul70.5°F74.6°F-4.1°NCLIMGRID
1987Aug73.0°F74.8°F-1.8°NCLIMGRID
1987Sep74.0°F72.8°F+1.2°NCLIMGRID
1987Oct70.1°F67.4°F+2.7°NCLIMGRID
1987Nov60.5°F60.6°F-0.1°NCLIMGRID
1987Dec52.2°F55.4°F-3.2°NCLIMGRID
1988Jan55.8°F55.4°F+0.4°NCLIMGRID
1988Feb60.3°F57.5°F+2.8°NCLIMGRID
1988Mar62.7°F58.2°F+4.5°NCLIMGRID
1988Apr63.2°F61.6°F+1.6°NCLIMGRID
1988May66.7°F65.3°F+1.4°NCLIMGRID
1988Jun68.2°F69.5°F-1.3°NCLIMGRID
1988Jul75.9°F74.6°F+1.3°NCLIMGRID
1988Aug73.6°F74.8°F-1.2°NCLIMGRID
1988Sep72.2°F72.8°F-0.6°NCLIMGRID
1988Oct69.3°F67.4°F+1.9°NCLIMGRID
1988Nov60.0°F60.6°F-0.6°NCLIMGRID
1988Dec54.3°F55.4°F-1.1°NCLIMGRID
1989Jan54.1°F55.4°F-1.3°NCLIMGRID
1989Feb55.0°F57.5°F-2.5°NCLIMGRID
1989Mar61.5°F58.2°F+3.3°NCLIMGRID
1989Apr67.1°F61.6°F+5.5°NCLIMGRID
1989May65.4°F65.3°F+0.1°NCLIMGRID
1989Jun69.3°F69.5°F-0.3°NCLIMGRID
1989Jul75.1°F74.6°F+0.5°NCLIMGRID
1989Aug72.6°F74.8°F-2.2°NCLIMGRID
1989Sep73.3°F72.8°F+0.4°NCLIMGRID
1989Oct66.4°F67.4°F-0.9°NCLIMGRID
1989Nov63.4°F60.6°F+2.8°NCLIMGRID
1989Dec58.8°F55.4°F+3.4°NCLIMGRID
1990Jan56.2°F55.4°F+0.9°NCLIMGRID
1990Feb55.0°F57.5°F-2.5°NCLIMGRID
1990Mar59.5°F58.2°F+1.2°NCLIMGRID
1990Apr64.4°F61.6°F+2.8°NCLIMGRID
1990May65.3°F65.3°F+0.0°NCLIMGRID
1990Jun73.0°F69.5°F+3.5°NCLIMGRID
1990Jul77.4°F74.6°F+2.8°NCLIMGRID
1990Aug74.6°F74.8°F-0.2°NCLIMGRID
1990Sep74.5°F72.8°F+1.7°NCLIMGRID
1990Oct70.7°F67.4°F+3.3°NCLIMGRID
1990Nov62.3°F60.6°F+1.7°NCLIMGRID
1990Dec54.2°F55.4°F-1.2°NCLIMGRID
1991Jan56.1°F55.4°F+0.8°NCLIMGRID
1991Feb62.3°F57.5°F+4.8°NCLIMGRID
1991Mar54.8°F58.2°F-3.5°NCLIMGRID
1991Apr62.5°F61.6°F+0.9°NCLIMGRID
1991May63.7°F65.3°F-1.6°NCLIMGRID
1991Jun67.4°F69.5°F-2.2°NCLIMGRID
1991Jul72.5°F74.6°F-2.1°NCLIMGRID
1991Aug74.0°F74.8°F-0.9°NCLIMGRID
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1991Oct71.0°F67.4°F+3.7°NCLIMGRID
1991Nov63.6°F60.6°F+3.0°NCLIMGRID
1991Dec56.9°F55.4°F+1.4°NCLIMGRID
1992Jan57.4°F55.4°F+2.1°NCLIMGRID
1992Feb59.8°F57.5°F+2.3°NCLIMGRID
1992Mar58.2°F58.2°F+0.0°NCLIMGRID
1992Apr67.8°F61.6°F+6.2°NCLIMGRID
1992May68.8°F65.3°F+3.6°NCLIMGRID
1992Jun69.6°F69.5°F+0.0°NCLIMGRID
1992Jul75.4°F74.6°F+0.8°NCLIMGRID
1992Aug78.9°F74.8°F+4.1°NCLIMGRID
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1992Oct69.0°F67.4°F+1.6°NCLIMGRID
1992Nov61.8°F60.6°F+1.3°NCLIMGRID
1992Dec52.7°F55.4°F-2.7°NCLIMGRID
1993Jan54.0°F55.4°F-1.4°NCLIMGRID
1993Feb55.7°F57.5°F-1.8°NCLIMGRID
1993Mar62.4°F58.2°F+4.2°NCLIMGRID
1993Apr65.7°F61.6°F+4.1°NCLIMGRID
1993May68.3°F65.3°F+3.1°NCLIMGRID
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1993Jul72.6°F74.6°F-2.0°NCLIMGRID
1993Aug74.4°F74.8°F-0.4°NCLIMGRID
1993Sep73.3°F72.8°F+0.5°NCLIMGRID
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1993Nov61.2°F60.6°F+0.7°NCLIMGRID
1993Dec56.4°F55.4°F+0.9°NCLIMGRID
1994Jan58.8°F55.4°F+3.5°NCLIMGRID
1994Feb55.6°F57.5°F-1.9°NCLIMGRID
1994Mar62.0°F58.2°F+3.7°NCLIMGRID
1994Apr62.9°F61.6°F+1.3°NCLIMGRID
1994May63.9°F65.3°F-1.4°NCLIMGRID
1994Jun72.8°F69.5°F+3.3°NCLIMGRID
1994Jul74.0°F74.6°F-0.6°NCLIMGRID
1994Aug78.9°F74.8°F+4.1°NCLIMGRID
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1994Oct66.7°F67.4°F-0.6°NCLIMGRID
1994Nov55.5°F60.6°F-5.1°NCLIMGRID
1994Dec55.7°F55.4°F+0.2°NCLIMGRID
1995Jan54.6°F55.4°F-0.7°NCLIMGRID
1995Feb62.7°F57.5°F+5.2°NCLIMGRID
1995Mar59.5°F58.2°F+1.2°NCLIMGRID
1995Apr62.4°F61.6°F+0.8°NCLIMGRID
1995May62.5°F65.3°F-2.7°NCLIMGRID
1995Jun67.9°F69.5°F-1.6°NCLIMGRID
1995Jul74.9°F74.6°F+0.3°NCLIMGRID
1995Aug76.8°F74.8°F+2.0°NCLIMGRID
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1995Oct69.0°F67.4°F+1.6°NCLIMGRID
1995Nov64.4°F60.6°F+3.8°NCLIMGRID
1995Dec57.2°F55.4°F+1.8°NCLIMGRID
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1996Mar60.4°F58.2°F+2.2°NCLIMGRID
1996Apr66.4°F61.6°F+4.8°NCLIMGRID
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1996Jun72.0°F69.5°F+2.5°NCLIMGRID
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1996Oct66.1°F67.4°F-1.2°NCLIMGRID
1996Nov62.0°F60.6°F+1.4°NCLIMGRID
1996Dec57.6°F55.4°F+2.2°NCLIMGRID
1997Jan56.5°F55.4°F+1.2°NCLIMGRID
1997Feb58.7°F57.5°F+1.2°NCLIMGRID
1997Mar64.3°F58.2°F+6.0°NCLIMGRID
1997Apr64.2°F61.6°F+2.6°NCLIMGRID
1997May72.6°F65.3°F+7.4°NCLIMGRID
1997Jun70.7°F69.5°F+1.2°NCLIMGRID
1997Jul73.5°F74.6°F-1.1°NCLIMGRID
1997Aug77.2°F74.8°F+2.4°NCLIMGRID
1997Sep78.1°F72.8°F+5.3°NCLIMGRID
1997Oct69.0°F67.4°F+1.7°NCLIMGRID
1997Nov62.8°F60.6°F+2.3°NCLIMGRID
1997Dec55.7°F55.4°F+0.3°NCLIMGRID
1998Jan56.5°F55.4°F+1.1°NCLIMGRID
1998Feb54.4°F57.5°F-3.1°NCLIMGRID
1998Mar59.5°F58.2°F+1.3°NCLIMGRID
1998Apr59.9°F61.6°F-1.6°NCLIMGRID
1998May62.1°F65.3°F-3.2°NCLIMGRID
1998Jun67.0°F69.5°F-2.5°NCLIMGRID
1998Jul76.2°F74.6°F+1.6°NCLIMGRID
1998Aug79.2°F74.8°F+4.4°NCLIMGRID
1998Sep71.8°F72.8°F-1.0°NCLIMGRID
1998Oct66.2°F67.4°F-1.2°NCLIMGRID
1998Nov59.5°F60.6°F-1.1°NCLIMGRID
1998Dec56.0°F55.4°F+0.6°NCLIMGRID
1999Jan57.7°F55.4°F+2.3°NCLIMGRID
1999Feb57.7°F57.5°F+0.2°NCLIMGRID
1999Mar56.0°F58.2°F-2.2°NCLIMGRID
1999Apr59.0°F61.6°F-2.6°NCLIMGRID
1999May64.7°F65.3°F-0.6°NCLIMGRID
1999Jun68.5°F69.5°F-1.1°NCLIMGRID
1999Jul74.2°F74.6°F-0.4°NCLIMGRID
1999Aug73.8°F74.8°F-1.0°NCLIMGRID
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1999Oct72.2°F67.4°F+4.8°NCLIMGRID
1999Nov62.4°F60.6°F+1.8°NCLIMGRID
1999Dec58.7°F55.4°F+3.3°NCLIMGRID
2000Jan58.4°F55.4°F+3.0°NCLIMGRID
2000Feb57.2°F57.5°F-0.2°NCLIMGRID
2000Mar59.5°F58.2°F+1.3°NCLIMGRID
2000Apr65.2°F61.6°F+3.6°NCLIMGRID
2000May68.7°F65.3°F+3.4°NCLIMGRID
2000Jun73.0°F69.5°F+3.4°NCLIMGRID
2000Jul74.1°F74.6°F-0.5°NCLIMGRID
2000Aug76.7°F74.8°F+1.9°NCLIMGRID
2000Sep73.6°F72.8°F+0.8°NCLIMGRID
2000Oct65.1°F67.4°F-2.3°NCLIMGRID
2000Nov58.1°F60.6°F-2.5°NCLIMGRID
2000Dec59.3°F55.4°F+3.8°NCLIMGRID
2001Jan54.1°F55.4°F-1.2°NCLIMGRID
2001Feb54.2°F57.5°F-3.3°NCLIMGRID
2001Mar60.7°F58.2°F+2.5°NCLIMGRID
2001Apr60.3°F61.6°F-1.2°NCLIMGRID
2001May69.3°F65.3°F+4.0°NCLIMGRID
2001Jun72.7°F69.5°F+3.2°NCLIMGRID
2001Jul73.1°F74.6°F-1.5°NCLIMGRID
2001Aug75.3°F74.8°F+0.4°NCLIMGRID
2001Sep73.7°F72.8°F+0.9°NCLIMGRID
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2001Nov61.6°F60.6°F+1.0°NCLIMGRID
2001Dec54.6°F55.4°F-0.9°NCLIMGRID
2002Jan55.5°F55.4°F+0.1°NCLIMGRID
2002Feb60.3°F57.5°F+2.8°NCLIMGRID
2002Mar58.9°F58.2°F+0.6°NCLIMGRID
2002Apr61.6°F61.6°F+0.1°NCLIMGRID
2002May65.5°F65.3°F+0.2°NCLIMGRID
2002Jun70.6°F69.5°F+1.1°NCLIMGRID
2002Jul75.1°F74.6°F+0.5°NCLIMGRID
2002Aug73.4°F74.8°F-1.4°NCLIMGRID
2002Sep74.7°F72.8°F+1.9°NCLIMGRID
2002Oct65.0°F67.4°F-2.3°NCLIMGRID
2002Nov64.5°F60.6°F+4.0°NCLIMGRID
2002Dec55.5°F55.4°F+0.0°NCLIMGRID
2003Jan63.2°F55.4°F+7.8°NCLIMGRID
2003Feb57.9°F57.5°F+0.4°NCLIMGRID
2003Mar61.4°F58.2°F+3.1°NCLIMGRID
2003Apr59.6°F61.6°F-2.0°NCLIMGRID
2003May65.8°F65.3°F+0.6°NCLIMGRID
2003Jun69.0°F69.5°F-0.5°NCLIMGRID
2003Jul77.9°F74.6°F+3.3°NCLIMGRID
2003Aug78.0°F74.8°F+3.2°NCLIMGRID
2003Sep75.1°F72.8°F+2.3°NCLIMGRID
2003Oct72.4°F67.4°F+5.0°NCLIMGRID
2003Nov58.9°F60.6°F-1.6°NCLIMGRID
2003Dec55.8°F55.4°F+0.4°NCLIMGRID
2004Jan56.8°F55.4°F+1.4°NCLIMGRID
2004Feb55.6°F57.5°F-1.9°NCLIMGRID
2004Mar65.6°F58.2°F+7.4°NCLIMGRID
2004Apr65.3°F61.6°F+3.8°NCLIMGRID
2004May69.8°F65.3°F+4.5°NCLIMGRID
2004Jun70.5°F69.5°F+1.0°NCLIMGRID
2004Jul75.3°F74.6°F+0.6°NCLIMGRID
2004Aug74.5°F74.8°F-0.3°NCLIMGRID
2004Sep75.4°F72.8°F+2.6°NCLIMGRID
2004Oct65.6°F67.4°F-1.7°NCLIMGRID
2004Nov58.2°F60.6°F-2.3°NCLIMGRID
2004Dec57.1°F55.4°F+1.6°NCLIMGRID
2005Jan57.4°F55.4°F+2.0°NCLIMGRID
2005Feb58.5°F57.5°F+1.0°NCLIMGRID
2005Mar60.2°F58.2°F+2.0°NCLIMGRID
2005Apr62.7°F61.6°F+1.2°NCLIMGRID
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2005Jul76.5°F74.6°F+1.9°NCLIMGRID
2005Aug75.7°F74.8°F+0.9°NCLIMGRID
2005Sep71.2°F72.8°F-1.7°NCLIMGRID
2005Oct67.2°F67.4°F-0.2°NCLIMGRID
2005Nov64.4°F60.6°F+3.9°NCLIMGRID
2005Dec58.4°F55.4°F+3.0°NCLIMGRID
2006Jan57.5°F55.4°F+2.1°NCLIMGRID
2006Feb60.0°F57.5°F+2.5°NCLIMGRID
2006Mar54.8°F58.2°F-3.5°NCLIMGRID
2006Apr60.2°F61.6°F-1.4°NCLIMGRID
2006May67.7°F65.3°F+2.4°NCLIMGRID
2006Jun75.4°F69.5°F+5.9°NCLIMGRID
2006Jul81.3°F74.6°F+6.7°NCLIMGRID
2006Aug75.1°F74.8°F+0.3°NCLIMGRID
2006Sep73.9°F72.8°F+1.0°NCLIMGRID
2006Oct66.7°F67.4°F-0.6°NCLIMGRID
2006Nov64.9°F60.6°F+4.3°NCLIMGRID
2006Dec57.2°F55.4°F+1.8°NCLIMGRID
2007Jan54.5°F55.4°F-0.9°NCLIMGRID
2007Feb58.6°F57.5°F+1.1°NCLIMGRID
2007Mar63.5°F58.2°F+5.2°NCLIMGRID
2007Apr63.2°F61.6°F+1.6°NCLIMGRID
2007May67.0°F65.3°F+1.7°NCLIMGRID
2007Jun70.7°F69.5°F+1.2°NCLIMGRID
2007Jul76.5°F74.6°F+1.9°NCLIMGRID
2007Aug77.8°F74.8°F+3.0°NCLIMGRID
2007Sep72.4°F72.8°F-0.4°NCLIMGRID
2007Oct68.5°F67.4°F+1.2°NCLIMGRID
2007Nov63.1°F60.6°F+2.5°NCLIMGRID
2007Dec54.5°F55.4°F-0.9°NCLIMGRID
2008Jan54.7°F55.4°F-0.7°NCLIMGRID
2008Feb57.4°F57.5°F-0.1°NCLIMGRID
2008Mar61.6°F58.2°F+3.3°NCLIMGRID
2008Apr64.5°F61.6°F+2.9°NCLIMGRID
2008May65.9°F65.3°F+0.7°NCLIMGRID
2008Jun73.7°F69.5°F+4.2°NCLIMGRID
2008Jul75.7°F74.6°F+1.1°NCLIMGRID
2008Aug76.6°F74.8°F+1.8°NCLIMGRID
2008Sep75.3°F72.8°F+2.5°NCLIMGRID
2008Oct72.4°F67.4°F+5.1°NCLIMGRID
2008Nov66.3°F60.6°F+5.8°NCLIMGRID
2008Dec55.3°F55.4°F-0.2°NCLIMGRID
2009Jan61.4°F55.4°F+6.0°NCLIMGRID
2009Feb57.0°F57.5°F-0.5°NCLIMGRID
2009Mar59.7°F58.2°F+1.5°NCLIMGRID
2009Apr62.9°F61.6°F+1.3°NCLIMGRID
2009May69.5°F65.3°F+4.2°NCLIMGRID
2009Jun68.2°F69.5°F-1.4°NCLIMGRID
2009Jul77.3°F74.6°F+2.7°NCLIMGRID
2009Aug76.1°F74.8°F+1.3°NCLIMGRID
2009Sep77.6°F72.8°F+4.8°NCLIMGRID
2009Oct67.4°F67.4°F+0.1°NCLIMGRID
2009Nov63.2°F60.6°F+2.6°NCLIMGRID
2009Dec55.7°F55.4°F+0.3°NCLIMGRID
2010Jan58.0°F55.4°F+2.7°NCLIMGRID
2010Feb58.1°F57.5°F+0.6°NCLIMGRID
2010Mar60.6°F58.2°F+2.4°NCLIMGRID
2010Apr60.3°F61.6°F-1.2°NCLIMGRID
2010May64.4°F65.3°F-0.9°NCLIMGRID
2010Jun69.7°F69.5°F+0.2°NCLIMGRID
2010Jul72.9°F74.6°F-1.7°NCLIMGRID
2010Aug74.1°F74.8°F-0.7°NCLIMGRID
2010Sep74.3°F72.8°F+1.5°NCLIMGRID
2010Oct67.0°F67.4°F-0.4°NCLIMGRID
2010Nov60.8°F60.6°F+0.2°NCLIMGRID
2010Dec57.4°F55.4°F+1.9°NCLIMGRID
2011Jan59.0°F55.4°F+3.6°NCLIMGRID
2011Feb54.7°F57.5°F-2.7°NCLIMGRID
2011Mar59.5°F58.2°F+1.2°NCLIMGRID
2011Apr63.7°F61.6°F+2.1°NCLIMGRID
2011May64.6°F65.3°F-0.6°NCLIMGRID
2011Jun68.2°F69.5°F-1.3°NCLIMGRID
2011Jul74.9°F74.6°F+0.3°NCLIMGRID
2011Aug75.8°F74.8°F+1.0°NCLIMGRID
2011Sep73.8°F72.8°F+1.0°NCLIMGRID
2011Oct68.7°F67.4°F+1.4°NCLIMGRID
2011Nov59.6°F60.6°F-1.0°NCLIMGRID
2011Dec55.3°F55.4°F-0.1°NCLIMGRID
2012Jan60.5°F55.4°F+5.1°NCLIMGRID
2012Feb57.8°F57.5°F+0.3°NCLIMGRID
2012Mar58.6°F58.2°F+0.3°NCLIMGRID
2012Apr63.3°F61.6°F+1.7°NCLIMGRID
2012May67.5°F65.3°F+2.2°NCLIMGRID
2012Jun70.0°F69.5°F+0.4°NCLIMGRID
2012Jul73.4°F74.6°F-1.2°NCLIMGRID
2012Aug79.8°F74.8°F+5.0°NCLIMGRID
2012Sep78.5°F72.8°F+5.7°NCLIMGRID
2012Oct70.9°F67.4°F+3.5°NCLIMGRID
2012Nov63.2°F60.6°F+2.6°NCLIMGRID
2012Dec55.7°F55.4°F+0.2°NCLIMGRID
2013Jan56.1°F55.4°F+0.7°NCLIMGRID
2013Feb57.0°F57.5°F-0.5°NCLIMGRID
2013Mar63.0°F58.2°F+4.8°NCLIMGRID
2013Apr65.1°F61.6°F+3.5°NCLIMGRID
2013May69.4°F65.3°F+4.2°NCLIMGRID
2013Jun72.7°F69.5°F+3.1°NCLIMGRID
2013Jul75.3°F74.6°F+0.7°NCLIMGRID
2013Aug75.6°F74.8°F+0.8°NCLIMGRID
2013Sep75.5°F72.8°F+2.7°NCLIMGRID
2013Oct67.1°F67.4°F-0.3°NCLIMGRID
2013Nov63.9°F60.6°F+3.3°NCLIMGRID
2013Dec58.5°F55.4°F+3.0°NCLIMGRID
2014Jan63.2°F55.4°F+7.9°NCLIMGRID
2014Feb61.7°F57.5°F+4.2°NCLIMGRID
2014Mar63.8°F58.2°F+5.6°NCLIMGRID
2014Apr66.0°F61.6°F+4.4°NCLIMGRID
2014May71.3°F65.3°F+6.0°NCLIMGRID
2014Jun72.2°F69.5°F+2.7°NCLIMGRID
2014Jul77.3°F74.6°F+2.7°NCLIMGRID
2014Aug76.7°F74.8°F+1.9°NCLIMGRID
2014Sep77.9°F72.8°F+5.0°NCLIMGRID
2014Oct73.5°F67.4°F+6.1°NCLIMGRID
2014Nov65.8°F60.6°F+5.3°NCLIMGRID
2014Dec58.7°F55.4°F+3.3°NCLIMGRID
2015Jan61.9°F55.4°F+6.6°NCLIMGRID
2015Feb64.8°F57.5°F+7.3°NCLIMGRID
2015Mar68.0°F58.2°F+9.7°NCLIMGRID
2015Apr65.8°F61.6°F+4.2°NCLIMGRID
2015May64.2°F65.3°F-1.1°NCLIMGRID
2015Jun73.9°F69.5°F+4.3°NCLIMGRID
2015Jul74.6°F74.6°F+0.0°NCLIMGRID
2015Aug78.7°F74.8°F+3.9°NCLIMGRID
2015Sep78.3°F72.8°F+5.5°NCLIMGRID
2015Oct73.6°F67.4°F+6.3°NCLIMGRID
2015Nov60.9°F60.6°F+0.3°NCLIMGRID
2015Dec55.7°F55.4°F+0.2°NCLIMGRID
2016Jan56.6°F55.4°F+1.2°NCLIMGRID
2016Feb66.4°F57.5°F+8.9°NCLIMGRID
2016Mar62.8°F58.2°F+4.5°NCLIMGRID
2016Apr66.0°F61.6°F+4.4°NCLIMGRID
2016May65.6°F65.3°F+0.3°NCLIMGRID
2016Jun74.7°F69.5°F+5.2°NCLIMGRID
2016Jul77.5°F74.6°F+2.9°NCLIMGRID
2016Aug76.7°F74.8°F+1.9°NCLIMGRID
2016Sep74.1°F72.8°F+1.3°NCLIMGRID
2016Oct70.1°F67.4°F+2.7°NCLIMGRID
2016Nov65.8°F60.6°F+5.2°NCLIMGRID
2016Dec57.0°F55.4°F+1.6°NCLIMGRID
2017Jan54.2°F55.4°F-1.1°NCLIMGRID
2017Feb57.3°F57.5°F-0.1°NCLIMGRID
2017Mar64.4°F58.2°F+6.1°NCLIMGRID
2017Apr66.4°F61.6°F+4.8°NCLIMGRID
2017May67.1°F65.3°F+1.8°NCLIMGRID
2017Jun72.8°F69.5°F+3.3°NCLIMGRID
2017Jul77.8°F74.6°F+3.2°NCLIMGRID
2017Aug77.2°F74.8°F+2.4°NCLIMGRID
2017Sep74.2°F72.8°F+1.4°NCLIMGRID
2017Oct73.3°F67.4°F+6.0°NCLIMGRID
2017Nov65.3°F60.6°F+4.8°NCLIMGRID
2017Dec61.2°F55.4°F+5.8°NCLIMGRID
2018Jan61.2°F55.4°F+5.8°NCLIMGRID
2018Feb59.1°F57.5°F+1.6°NCLIMGRID
2018Mar59.0°F58.2°F+0.8°NCLIMGRID
2018Apr64.9°F61.6°F+3.3°NCLIMGRID
2018May64.7°F65.3°F-0.6°NCLIMGRID
2018Jun71.6°F69.5°F+2.1°NCLIMGRID
2018Jul79.9°F74.6°F+5.3°NCLIMGRID
2018Aug78.2°F74.8°F+3.4°NCLIMGRID
2018Sep73.8°F72.8°F+1.0°NCLIMGRID
2018Oct68.9°F67.4°F+1.6°NCLIMGRID
2018Nov63.6°F60.6°F+3.0°NCLIMGRID
2018Dec57.3°F55.4°F+1.8°NCLIMGRID
2019Jan56.8°F55.4°F+1.4°NCLIMGRID
2019Feb51.9°F57.5°F-5.5°NCLIMGRID
2019Mar59.4°F58.2°F+1.1°NCLIMGRID
2019Apr65.0°F61.6°F+3.4°NCLIMGRID
2019May62.5°F65.3°F-2.7°NCLIMGRID
2019Jun70.4°F69.5°F+0.9°NCLIMGRID
2019Jul75.6°F74.6°F+1.0°NCLIMGRID
2019Aug76.4°F74.8°F+1.6°NCLIMGRID
2019Sep75.0°F72.8°F+2.2°NCLIMGRID
2019Oct70.1°F67.4°F+2.8°NCLIMGRID
2019Nov63.0°F60.6°F+2.5°NCLIMGRID
2019Dec55.8°F55.4°F+0.4°NCLIMGRID
2020Jan58.0°F55.4°F+2.6°NCLIMGRID
2020Feb60.9°F57.5°F+3.4°NCLIMGRID
2020Mar57.8°F58.2°F-0.5°NCLIMGRID
2020Apr64.0°F61.6°F+2.4°NCLIMGRID
2020May70.0°F65.3°F+4.7°NCLIMGRID
2020Jun71.8°F69.5°F+2.3°NCLIMGRID
2020Jul74.8°F74.6°F+0.2°NCLIMGRID
2020Aug78.7°F74.8°F+3.9°NCLIMGRID
2020Sep77.6°F72.8°F+4.8°NCLIMGRID
2020Oct73.2°F67.4°F+5.9°NCLIMGRID
2020Nov62.1°F60.6°F+1.6°NCLIMGRID
2020Dec58.8°F55.4°F+3.4°NCLIMGRID
2021Jan58.2°F55.4°F+2.8°NCLIMGRID
2021Feb59.8°F57.5°F+2.4°NCLIMGRID
2021Mar58.2°F58.2°F+0.0°NCLIMGRID
2021Apr64.9°F61.6°F+3.4°NCLIMGRID
2021May67.5°F65.3°F+2.2°NCLIMGRID
2021Jun73.6°F69.5°F+4.1°NCLIMGRID
2021Jul77.8°F74.6°F+3.2°NCLIMGRID
2021Aug76.9°F74.8°F+2.1°NCLIMGRID
2021Sep74.6°F72.8°F+1.8°NCLIMGRID
2021Oct67.5°F67.4°F+0.2°NCLIMGRID
2021Nov65.9°F60.6°F+5.3°NCLIMGRID
2021Dec54.5°F55.4°F-0.9°NCLIMGRID
2022Jan58.9°F55.4°F+3.5°NCLIMGRID
2022Feb60.5°F57.5°F+3.0°NCLIMGRID
2022Mar62.9°F58.2°F+4.7°NCLIMGRID
2022Apr66.3°F61.6°F+4.7°NCLIMGRID
2022May67.6°F65.3°F+2.3°NCLIMGRID
2022Jun74.4°F69.5°F+4.8°NCLIMGRID
2022Jul76.6°F74.6°F+1.9°NCLIMGRID
2022Aug79.6°F74.8°F+4.8°NCLIMGRID
2022Sep80.2°F72.8°F+7.4°NCLIMGRID
2022Oct70.9°F67.4°F+3.5°NCLIMGRID
2022Nov60.1°F60.6°F-0.5°NCLIMGRID
2022Dec56.6°F55.4°F+1.1°NCLIMGRID
2023Jan54.0°F55.4°F-1.4°NCLIMGRID
2023Feb54.8°F57.5°F-2.7°NCLIMGRID
2023Mar55.0°F58.2°F-3.3°NCLIMGRID
2023Apr62.8°F61.6°F+1.3°NCLIMGRID
2023May63.9°F65.3°F-1.4°NCLIMGRID
2023Jun66.7°F69.5°F-2.8°NCLIMGRID
2023Jul77.8°F74.6°F+3.2°NCLIMGRID
2023Aug77.3°F74.8°F+2.5°NCLIMGRID
2023Sep72.7°F72.8°F-0.1°NCLIMGRID
2023Oct70.7°F67.4°F+3.3°NCLIMGRID
2023Nov64.8°F60.6°F+4.2°NCLIMGRID
2023Dec60.3°F55.4°F+4.9°NCLIMGRID
2024Jan57.2°F55.4°F+1.8°NCLIMGRID
2024Feb56.4°F57.5°F-1.0°NCLIMGRID
2024Mar58.3°F58.2°F+0.1°NCLIMGRID
2024Apr61.9°F61.6°F+0.3°NCLIMGRID
2024May64.6°F65.3°F-0.7°NCLIMGRID
2024Jun72.6°F69.5°F+3.1°NCLIMGRID
2024Jul78.0°F74.6°F+3.4°NCLIMGRID
2024Aug77.7°F74.8°F+2.9°NCLIMGRID
2024Sep75.1°F72.8°F+2.3°NCLIMGRID
2024Oct70.8°F67.4°F+3.5°NCLIMGRID
2024Nov60.7°F60.6°F+0.2°NCLIMGRID
2024Dec59.6°F55.4°F+4.2°NCLIMGRID
2025Jan56.6°F55.4°F+1.2°NCLIMGRID
2025Feb60.0°F57.5°F+2.5°NCLIMGRID
2025Mar58.1°F58.2°F-0.1°NCLIMGRID
2025Apr62.3°F61.6°F+0.7°NCLIMGRID
2025May67.9°F65.3°F+2.7°NCLIMGRID
2025Jun72.0°F69.5°F+2.4°NCLIMGRID
2025Jul73.6°F74.6°F-1.0°NCLIMGRID
2025Aug78.0°F74.8°F+3.1°NCLIMGRID
2025Sep75.3°F72.8°F+2.5°NCLIMGRID
2025Oct68.4°F67.4°F+1.1°NCLIMGRID
2025Nov63.5°F60.6°F+2.9°NCLIMGRID
2025Dec61.7°F55.4°F+6.2°NCLIMGRID
2026Jan61.4°F55.4°F+6.1°NCLIMGRID
2026Feb63.0°F57.5°F+5.5°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
January55.4°F26/26
February57.5°F26/26
March58.2°F26/26
April61.6°F26/26
May65.3°F26/26
June69.5°F26/26
July74.6°F26/26
August74.8°F26/26
September72.8°F26/26
October67.4°F26/26
November60.6°F26/26
December55.4°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 Rosemead, California getting warmer?

Based on 96+ years of NOAA temperature records, Rosemead has warmed at a rate of approximately 0.49°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 Rosemead?

The warmest year on record in Rosemead was 2014, based on average annual temperature anomaly from NOAA station data.

Where does the temperature data for Rosemead 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 Rosemead's climate profile.

How are the climate visualizations for Rosemead created?

Three visualizations are generated from Rosemead'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 Rosemead's temperature data?

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

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