Average annual temperature is 12.2 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -20.2 °C
Number of sunny days: 192 days
Number of rainy days: 160 days
Number of snow days: 13 days
Look at detailed online map of Alta
* Weather data for Alta 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) | 15.9 | 13.4 | 21.4 | 26.1 | 33.0 | 34.1 | 35.5 | 35.8 | 31.5 | 28.2 | 22.0 | 14.9 |
| Average daytime temperature (°C) | 3.9 | 6.9 | 9.4 | 17.8 | 25.1 | 29.5 | 29.3 | 28.0 | 25.1 | 17.7 | 10.6 | 7.4 |
| Average temperature (°C) | -0.4 | 1.2 | 3.8 | 10.7 | 18.5 | 23.0 | 23.8 | 22.9 | 19.8 | 13.0 | 5.5 | 3.4 |
| Average night temperature (°C) | -3.5 | -3.0 | -0.2 | 4.8 | 12.3 | 16.7 | 18.9 | 18.6 | 15.5 | 9.3 | 1.3 | 0.7 |
| Absolute minimum temperature (°C) | -20.2 | -16.0 | -11.6 | -2.0 | 2.7 | 9.8 | 15.2 | 11.9 | 10.2 | -2.0 | -10.4 | -7.8 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.0 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 3.4 | 7.4 | 6.6 | 9.3 | 10.8 | 12.6 | 12.4 | 10.6 | 9.2 | 7.1 | 7.6 | 4.3 |
| Precipitation (mm) | 65 | 85 | 122 | 58 | 43 | 24 | 85 | 163 | 47 | 82 | 23 | 64 |
| Sunny days | 13 | 16 | 13 | 14 | 19 | 20 | 16 | 14 | 14 | 14 | 23 | 16 |
| Rainy days | 10 | 10 | 17 | 16 | 12 | 10 | 15 | 17 | 16 | 17 | 6 | 14 |
| Snow days | 8 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Alta during the most sunny months:
The largest precipitation sum in Alta is at