Average annual temperature is 22.0 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 0.2 °C
Number of sunny days: 131 days
Number of rainy days: 234 days
Look at detailed online map of Donner
* Weather data for Donner 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) | 25.8 | 27.2 | 27.9 | 28.3 | 31.4 | 36.8 | 38.5 | 40.3 | 35.3 | 32.8 | 28.2 | 26.1 |
| Average daytime temperature (°C) | 20.5 | 22.0 | 23.6 | 24.8 | 29.4 | 32.2 | 34.0 | 36.2 | 33.5 | 27.3 | 21.4 | 18.5 |
| Average temperature (°C) | 15.5 | 16.7 | 18.8 | 20.3 | 24.6 | 27.6 | 29.3 | 30.9 | 27.8 | 22.1 | 16.5 | 13.8 |
| Average night temperature (°C) | 11.7 | 13.1 | 15.1 | 16.8 | 20.4 | 23.8 | 25.2 | 26.8 | 23.4 | 17.9 | 12.8 | 10.0 |
| Absolute minimum temperature (°C) | 1.2 | 2.7 | 0.2 | 9.1 | 16.0 | 19.3 | 22.4 | 23.9 | 20.5 | 9.1 | 4.8 | 2.9 |
| 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 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 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) | 7.4 | 8.2 | 9.4 | 9.0 | 10.7 | 11.4 | 11.7 | 12.0 | 11.0 | 9.3 | 6.5 | 7.5 |
| Precipitation (mm) | 152 | 84 | 69 | 163 | 74 | 81 | 98 | 31 | 78 | 35 | 154 | 130 |
| Sunny days | 12 | 9 | 11 | 8 | 6 | 3 | 6 | 10 | 9 | 21 | 15 | 21 |
| Rainy days | 19 | 19 | 20 | 22 | 25 | 27 | 25 | 21 | 21 | 10 | 15 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Donner during the most sunny months:
The largest precipitation sum in Donner is at