ClimateAverages

Milpitas Climate

California, United States of America · population 77,604 · 346 weather stations within 200 km · records 1837 to 2025

Average annual daytime high
21.3°C
Warmest month · July
29.1°C
Typical daytime high
Coldest month · January
3.4°C
Typical overnight low

Milpitas has an average annual daytime high of 21.3°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 29.1°C, and its coldest is January, with overnight lows near 3.4°C.

Month by month averages

MonthAvg highAvg low
January13.0°C3.4°CColdest
February15.6°C4.9°C
March17.2°C5.5°C
April19.8°C6.7°C
May22.9°C9.0°C
June26.2°C11.3°C
July29.1°C13.0°CWarmest
August28.6°C13.3°C
September28.1°C12.6°C
October24.0°C9.6°C
November18.0°C6.2°C
December13.5°C3.6°C

Temperature range across the year

1°9°16°24°31°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2014
+2.0°C vs. 1951–1980
Coldest year on record
1837
-1.7°C vs. 1951–1980

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

Is Milpitas getting hotter?

Since 1900, Milpitas's average temperature has risen by +1.4°C. Compared to the earliest station records that begin in 1837, warming totals +1.7°C.

14.3°14.8°15.4°15.9°16.4°1951–1980 baseline190019251950197520002025

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

Best time to visit
February to November

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

FAQ

What is the average temperature in Milpitas?

Milpitas's average annual daytime high is 21.3°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 29.1°C, and the coldest is January, with lows averaging 3.4°C.

What is the warmest month in Milpitas?

July is the warmest month in Milpitas, with typical daytime highs of 29.1°C.

What is the hottest year on record for Milpitas?

2014 is the hottest year on record for Milpitas, running +2.0°C above the 1951 to 1980 baseline.

Is Milpitas getting hotter?

Yes. Since 1900, Milpitas has warmed by roughly +1.4°C.

When is the best time to visit Milpitas?

February to November 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.