Modesto Climate by Month
Modesto, California, United States
Very hot summers and cool winters, with little rain, mostly from November to March.
The climate in Modesto is one of very hot summers and cool winters, with little rain, mostly from November to March. Expect highs of 96°F (36°C) in July and 56°F (13°C) in January, with the coldest nights (December) near 39°F (4°C). It gets only 12 in (303 mm) of rain a year. May to September are almost completely dry.
- Warmest month
- 96°F(36°C)
- Average high, July
- Coldest nights
- 39°F(4°C)
- Average low, December
- Rain per year
- 12 in(303 mm)
- Wettest: January
- Humidity
- 55%
- Sunniest: June
Best and worst months in Modesto
Best for weatherApril is the best time for weather in Modesto: highs near 76°F (24°C) and about 1.2 in (30 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 56°F (13°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in April.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Modesto weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 56°F(13°C) | 40°F(4°C) | 2.2 in(56 mm) | 79% | 1.7 |
| FebFebruary | 63°F(17°C) | 43°F(6°C) | 1.9 in(47 mm) | 66% | 2.8 |
| MarMarch | 69°F(21°C) | 46°F(8°C) | 1.9 in(47 mm) | 62% | 4.4 |
| AprAprilBest | 76°F(24°C) | 49°F(9°C) | 1.2 in(30 mm) | 52% | 5.6 |
| MayMay | 83°F(29°C) | 55°F(13°C) | 0.2 in(6 mm) | 45% | 6.7 |
| JunJune | 92°F(33°C) | 60°F(16°C) | 0.1 in(2 mm) | 39% | 7.7 |
| JulJuly | 96°F(36°C) | 64°F(18°C) | 0.0 in(0 mm) | 40% | 7.7 |
| AugAugust | 95°F(35°C) | 63°F(17°C) | 0.0 in(1 mm) | 42% | 6.9 |
| SepSeptember | 91°F(33°C) | 59°F(15°C) | 0.1 in(2 mm) | 44% | 5.7 |
| OctOctober | 81°F(27°C) | 52°F(11°C) | 0.7 in(17 mm) | 49% | 4.0 |
| NovNovember | 67°F(19°C) | 44°F(7°C) | 1.6 in(41 mm) | 67% | 2.6 |
| DecDecember | 56°F(14°C) | 39°F(4°C) | 2.1 in(54 mm) | 80% | 1.7 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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