Average annual temperature is 22.0 °C
Absolute maximum temperature: 42.2 °C
Absolute minimum temperature: 0.8 °C
Number of sunny days: 145 days
Number of rainy days: 220 days
Look at detailed online map of Imperial Valley
* Weather data for Imperial 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) | 25.9 | 27.6 | 29.2 | 30.9 | 31.8 | 39.5 | 38.3 | 42.2 | 39.4 | 34.9 | 29.8 | 25.9 |
| Average daytime temperature (°C) | 19.3 | 20.8 | 24.2 | 24.9 | 28.7 | 35.1 | 35.9 | 38.7 | 34.3 | 27.2 | 20.9 | 19.1 |
| Average temperature (°C) | 14.3 | 15.0 | 19.0 | 19.7 | 23.8 | 28.9 | 30.2 | 32.2 | 28.5 | 22.0 | 16.0 | 13.6 |
| Average night temperature (°C) | 10.6 | 10.8 | 15.0 | 15.5 | 19.8 | 24.0 | 25.5 | 26.7 | 23.9 | 18.1 | 12.2 | 9.3 |
| Absolute minimum temperature (°C) | 0.8 | 1.2 | 4.0 | 9.9 | 13.1 | 19.9 | 23.0 | 24.0 | 20.7 | 8.0 | 3.7 | 1.5 |
| 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 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.7 | 14.0 | 13.9 | 13.2 | 12.3 | 11.4 | 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) | 6.2 | 7.3 | 7.4 | 7.9 | 8.5 | 11.5 | 12.3 | 12.1 | 10.8 | 8.2 | 6.6 | 7.8 |
| Precipitation (mm) | 216 | 60 | 163 | 216 | 231 | 94 | 53 | 4 | 63 | 149 | 144 | 100 |
| Sunny days | 11 | 10 | 7 | 8 | 5 | 11 | 9 | 22 | 11 | 16 | 16 | 19 |
| Rainy days | 20 | 18 | 24 | 22 | 26 | 19 | 22 | 9 | 19 | 15 | 14 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Imperial Valley during the most sunny months:
The largest precipitation sum in Imperial Valley is at