ClimateAverages

Moreno Valley Climate

California, United States of America · population 204,198 · 381 weather stations within 200 km · records 1838 to 2025

Average annual daytime high
25.5°C
Warmest month · July
34.6°C
Typical daytime high
Coldest month · January
2.7°C
Typical overnight low

Moreno Valley has an average annual daytime high of 25.5°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 34.6°C, and its coldest is January, with overnight lows near 2.7°C.

Month by month averages

MonthAvg highAvg low
January17.7°C2.7°CColdest
February19.1°C3.7°C
March20.0°C4.9°C
April22.9°C6.7°C
May25.9°C9.7°C
June30.3°C12.7°C
July34.6°C16.2°CWarmest
August34.3°C16.4°C
September32.5°C14.2°C
October27.6°C9.8°C
November22.1°C5.7°C
December18.7°C3.0°C

Temperature range across the year

1°10°19°28°37°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2014
+2.1°C vs. 1951–1980
Coldest year on record
1851
-2.0°C vs. 1951–1980

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

Is Moreno Valley getting hotter?

Since 1900, Moreno Valley's average temperature has risen by +1.2°C. Compared to the earliest station records that begin in 1838, warming totals +1.8°C.

16.5°17.0°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 Moreno Valley?

Moreno Valley's average annual daytime high is 25.5°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 34.6°C, and the coldest is January, with lows averaging 2.7°C.

What is the warmest month in Moreno Valley?

July is the warmest month in Moreno Valley, with typical daytime highs of 34.6°C.

What is the hottest year on record for Moreno Valley?

2014 is the hottest year on record for Moreno Valley, running +2.1°C above the 1951 to 1980 baseline.

Is Moreno Valley getting hotter?

Yes. Since 1900, Moreno Valley has warmed by roughly +1.2°C.

When is the best time to visit Moreno Valley?

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.