Average annual temperature is 8.2 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -11.6 °C
Number of sunny days: 265 days
Number of rainy days: 87 days
Number of snow days: 13 days
Look at detailed online map of Alta Sierra
* Weather data for Alta Sierra 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) | 6.8 | 10.7 | 9.4 | 24.2 | 24.5 | 29.3 | 35.6 | 30.0 | 26.8 | 25.8 | 19.7 | 15.2 |
| Average daytime temperature (°C) | 3.0 | 5.4 | 3.4 | 13.8 | 17.3 | 19.9 | 29.0 | 25.9 | 22.2 | 18.6 | 12.1 | 10.1 |
| Average temperature (°C) | -1.9 | -0.8 | -1.2 | 6.2 | 10.5 | 13.0 | 21.3 | 18.3 | 14.5 | 10.4 | 5.0 | 3.0 |
| Average night temperature (°C) | -6.0 | -5.1 | -4.8 | -0.1 | 4.0 | 6.5 | 13.1 | 11.2 | 8.3 | 4.1 | -0.2 | -1.3 |
| Absolute minimum temperature (°C) | -11.6 | -11.3 | -10.9 | -8.9 | -3.9 | 2.4 | 8.2 | 7.7 | 4.2 | -3.6 | -5.4 | -5.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.1 | 8.2 | 8.0 | 12.1 | 12.7 | 13.2 | 13.3 | 11.9 | 11.2 | 10.3 | 8.9 | 7.4 |
| Precipitation (mm) | 224 | 111 | 345 | 3 | 9 | 29 | 0 | 101 | 3 | 0 | 18 | 19 |
| Sunny days | 13 | 15 | 12 | 29 | 20 | 16 | 30 | 24 | 27 | 30 | 24 | 25 |
| Rainy days | 13 | 8 | 16 | 1 | 11 | 14 | 1 | 7 | 3 | 1 | 6 | 6 |
| Snow days | 5 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Alta Sierra during the most sunny months:
The largest precipitation sum in Alta Sierra is at