Average annual temperature is 2.3 °C
Absolute maximum temperature: 26.8 °C
Absolute minimum temperature: -18.4 °C
Number of sunny days: 195 days
Number of rainy days: 106 days
Number of snow days: 64 days
Look at detailed online map of Sierra
* Weather data for 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) | 3.3 | 4.8 | 1.8 | 11.9 | 15.6 | 19.5 | 26.8 | 21.4 | 17.6 | 18.9 | 13.6 | 8.5 |
| Average daytime temperature (°C) | -1.9 | -1.7 | -3.1 | 4.6 | 8.1 | 11.9 | 21.3 | 18.1 | 14.4 | 12.1 | 5.8 | 3.4 |
| Average temperature (°C) | -6.9 | -7.5 | -6.9 | -0.9 | 3.1 | 6.7 | 15.4 | 12.3 | 8.7 | 5.7 | -0.4 | -2.8 |
| Average night temperature (°C) | -10.4 | -11.1 | -10.4 | -5.4 | -1.7 | 1.3 | 9.1 | 6.8 | 3.7 | 0.3 | -4.8 | -7.2 |
| Absolute minimum temperature (°C) | -18.4 | -16.0 | -16.1 | -18.0 | -9.3 | -2.9 | 5.5 | 3.0 | -0.2 | -5.2 | -14.1 | -14.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.8 | 7.3 | 7.3 | 11.7 | 11.9 | 12.8 | 13.3 | 11.9 | 11.2 | 10.2 | 8.6 | 7.5 |
| Precipitation (mm) | 529 | 218 | 516 | 15 | 57 | 116 | 2 | 88 | 41 | 7 | 39 | 36 |
| Sunny days | 11 | 13 | 2 | 21 | 4 | 11 | 27 | 17 | 17 | 26 | 22 | 24 |
| Rainy days | 7 | 4 | 7 | 4 | 21 | 19 | 4 | 14 | 13 | 5 | 5 | 3 |
| Snow days | 13 | 11 | 22 | 5 | 6 | 0 | 0 | 0 | 0 | 0 | 3 | 4 |
The best time to visit Sierra during the most sunny months:
The largest precipitation sum in Sierra is at