Campbell Climate by Month
Campbell, California, United States
Warm summers and mild winters, with most rain from December to March.
Warm summers and mild winters, with most rain from December to March: that's Campbell's climate in short. Expect highs of 85°F (29°C) in August and 62°F (17°C) in January, with the coldest nights (December) near 41°F (5°C). It gets 19 in (495 mm) of rain a year, 72% of it from December to March. May to September are almost completely dry.
- Warmest month
- 85°F(29°C)
- Average high, August
- Coldest nights
- 41°F(5°C)
- Average low, December
- Rain per year
- 19 in(495 mm)
- Wettest: January
- Humidity
- 62%
- Sunniest: June
Best and worst months in Campbell
Best for weatherMay is the best time for weather in Campbell: highs near 77°F (25°C) and almost no rain.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 62°F (17°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 May.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Campbell weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 62°F(17°C) | 42°F(6°C) | 4.1 in(105 mm) | 76% | 2.0 |
| FebFebruary | 65°F(18°C) | 44°F(6°C) | 3.5 in(88 mm) | 70% | 2.7 |
| MarMarch | 68°F(20°C) | 46°F(8°C) | 2.9 in(74 mm) | 64% | 4.3 |
| AprApril | 72°F(22°C) | 47°F(8°C) | 1.6 in(41 mm) | 64% | 5.5 |
| MayMayBest | 77°F(25°C) | 51°F(11°C) | 0.3 in(7 mm) | 59% | 6.4 |
| JunJune | 82°F(28°C) | 55°F(13°C) | 0.1 in(2 mm) | 55% | 7.4 |
| JulJuly | 84°F(29°C) | 58°F(14°C) | 0.0 in(1 mm) | 55% | 7.2 |
| AugAugust | 85°F(29°C) | 58°F(14°C) | 0.0 in(1 mm) | 57% | 6.6 |
| SepSeptember | 84°F(29°C) | 56°F(13°C) | 0.1 in(2 mm) | 57% | 5.5 |
| OctOctober | 78°F(26°C) | 51°F(10°C) | 1.1 in(28 mm) | 58% | 3.9 |
| NovNovember | 69°F(21°C) | 44°F(7°C) | 2.2 in(56 mm) | 63% | 2.6 |
| DecDecember | 62°F(17°C) | 41°F(5°C) | 3.5 in(90 mm) | 69% | 1.8 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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