Modesto, CA Weather & Climate Normals
What a normal year in Modesto actually looks like
On the 30-year record NOAA keeps for Modesto, CA, the comfort score comes out to 58/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 6 months a year land in the 55–75°F range this site treats as mild.
How much Modesto's weather actually swings
Average temperatures in Modesto run from 47°F in Dec up to 79°F in Jul, a 31.5°F seasonal swing, a middling gap by national standards.
Modesto, month by month
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 56°F | 39°F | 2.57in |
| Feb | 62°F | 42°F | 2.22in |
| Mar | 68°F | 45°F | 1.78in |
| Apr | 74°F | 48°F | 1in |
| May | 82°F | 54°F | 0.65in |
| Jun | 90°F | 59°F | 0.15in |
| Jul | 95°F | 63°F | 0in |
| Aug | 94°F | 62°F | 0.01in |
| Sep | 89°F | 59°F | 0.06in |
| Oct | 79°F | 52°F | 0.55in |
| Nov | 66°F | 43°F | 1.07in |
| Dec | 56°F | 39°F | 2.21in |
If you're timing a visit, Mar, Apr, May, Jun, Sep, and Oct are Modesto's mildest stretch; if you're moving there, you should plan around Jul's heat and Dec's cold instead.
How wet Modesto actually gets
Modesto averages 12.27in of precipitation a year across roughly 53 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
Modesto against the rest of the country
Out of 4876 cities scored here, Modesto comes in at 597; within CA alone it ranks 325 of 429. Population is about 220,592.
Checking the actual forecast
These figures come from Modesto City Co Ap, CA US, the NOAA station 3.0 miles from Modesto, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is