Average annual temperature is 22.4 °C
Absolute maximum temperature: 41.7 °C
Absolute minimum temperature: 0.5 °C
Number of sunny days: 191 days
Number of rainy days: 174 days
Look at detailed online map of San Jose
* Weather data for San Jose United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.2 | 31.7 | 33.4 | 34.6 | 33.9 | 40.9 | 41.0 | 41.7 | 38.9 | 34.3 | 28.5 | 24.8 |
| Average daytime temperature (°C) | 20.9 | 21.5 | 26.7 | 27.0 | 29.4 | 37.2 | 38.3 | 39.4 | 36.0 | 27.7 | 20.3 | 20.2 |
| Average temperature (°C) | 14.5 | 14.3 | 19.7 | 20.4 | 24.0 | 30.0 | 31.5 | 32.4 | 29.9 | 22.3 | 15.5 | 13.8 |
| Average night temperature (°C) | 9.5 | 9.4 | 14.9 | 15.6 | 19.7 | 24.0 | 25.7 | 26.2 | 24.6 | 18.3 | 11.7 | 8.6 |
| Absolute minimum temperature (°C) | 0.8 | 0.5 | 5.7 | 10.6 | 14.6 | 18.9 | 24.0 | 24.2 | 22.0 | 6.5 | 4.2 | 1.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.2 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.0 | 7.1 | 6.8 | 8.1 | 8.7 | 11.8 | 12.0 | 11.8 | 10.8 | 8.2 | 6.0 | 7.2 |
| Precipitation (mm) | 42 | 34 | 74 | 179 | 178 | 46 | 18 | 12 | 20 | 143 | 49 | 31 |
| Sunny days | 19 | 15 | 10 | 10 | 5 | 16 | 21 | 25 | 18 | 13 | 17 | 22 |
| Rainy days | 12 | 13 | 21 | 20 | 26 | 14 | 10 | 6 | 12 | 18 | 13 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Jose during the most sunny months:
The largest precipitation sum in San Jose is at