Average annual temperature is 22.5 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: 0.6 °C
Number of sunny days: 166 days
Number of rainy days: 199 days
Look at detailed online map of Mission Valley
* Weather data for Mission Valley 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) | 27.1 | 29.5 | 31.8 | 31.6 | 32.1 | 38.2 | 38.4 | 40.4 | 38.8 | 35.6 | 29.9 | 26.2 |
| Average daytime temperature (°C) | 20.4 | 21.5 | 25.4 | 25.9 | 29.0 | 34.9 | 36.2 | 38.7 | 35.1 | 28.7 | 21.8 | 20.9 |
| Average temperature (°C) | 15.0 | 15.3 | 19.8 | 20.5 | 24.2 | 28.9 | 30.3 | 31.7 | 29.4 | 23.1 | 16.8 | 14.8 |
| Average night temperature (°C) | 10.7 | 10.8 | 15.9 | 16.4 | 20.1 | 24.3 | 25.7 | 26.3 | 24.7 | 19.2 | 13.2 | 10.3 |
| Absolute minimum temperature (°C) | 1.1 | 0.6 | 5.9 | 11.8 | 15.7 | 19.3 | 23.7 | 24.0 | 22.4 | 7.5 | 5.5 | 3.3 |
| 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 | 13.0 | 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) | 6.4 | 7.6 | 7.1 | 8.1 | 9.0 | 12.3 | 12.5 | 11.8 | 10.9 | 8.5 | 6.3 | 7.6 |
| Precipitation (mm) | 85 | 24 | 73 | 197 | 207 | 23 | 28 | 5 | 78 | 94 | 61 | 66 |
| Sunny days | 16 | 13 | 9 | 9 | 5 | 20 | 14 | 22 | 9 | 13 | 16 | 20 |
| Rainy days | 15 | 15 | 22 | 21 | 26 | 10 | 17 | 9 | 21 | 18 | 14 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Mission Valley during the most sunny months:
The largest precipitation sum in Mission Valley is at