ClimateAverages

Eastvale Climate

California, United States of America · population 59,039 · 375 weather stations within 200 km · records 1837 to 2025

Average annual daytime high
24.5°C
Warmest month · August
31.4°C
Typical daytime high
Coldest month · January
5.2°C
Typical overnight low

Eastvale has an average annual daytime high of 24.5°C, based on the 1951 to 1980 baseline. Its warmest month is August, when highs typically reach 31.4°C, and its coldest is January, with overnight lows near 5.2°C.

Month by month averages

MonthAvg highAvg low
January18.5°C5.2°CColdest
February19.7°C6.0°C
March20.2°C6.9°C
April22.1°C8.3°C
May24.2°C10.8°C
June27.3°C13.1°C
July31.2°C15.7°C
August31.4°C16.3°CWarmest
September30.4°C15.0°C
October26.7°C11.6°C
November22.5°C8.0°C
December19.4°C5.4°C

Temperature range across the year

3°11°18°26°33°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2014
+2.2°C vs. 1951–1980
Coldest year on record
1858
-1.6°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Eastvale getting hotter?

Since 1900, Eastvale's average temperature has risen by +1.1°C. Compared to the earliest station records that begin in 1837, warming totals +1.6°C.

16.6°17.1°17.6°18.1°18.7°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
January to December

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Eastvale?

Eastvale's average annual daytime high is 24.5°C, based on the 1951 to 1980 baseline period. The warmest month is August, with highs averaging 31.4°C, and the coldest is January, with lows averaging 5.2°C.

What is the warmest month in Eastvale?

August is the warmest month in Eastvale, with typical daytime highs of 31.4°C.

What is the hottest year on record for Eastvale?

2014 is the hottest year on record for Eastvale, running +2.2°C above the 1951 to 1980 baseline.

Is Eastvale getting hotter?

Yes. Since 1900, Eastvale has warmed by roughly +1.1°C.

When is the best time to visit Eastvale?

January to December typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Nearby cities

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.