Average annual temperature is 10.9 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -11.3 °C
Number of sunny days: 162 days
Number of rainy days: 198 days
Number of snow days: 5 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) | 17.6 | 20.7 | 21.8 | 25.5 | 25.8 | 28.1 | 31.1 | 30.1 | 31.3 | 25.6 | 21.8 | 14.9 |
| Average daytime temperature (°C) | 7.4 | 11.1 | 11.1 | 18.1 | 19.9 | 23.0 | 27.5 | 26.3 | 23.1 | 17.9 | 11.3 | 8.2 |
| Average temperature (°C) | 2.3 | 4.5 | 4.6 | 10.6 | 13.8 | 16.9 | 21.2 | 20.2 | 16.9 | 11.6 | 4.7 | 2.6 |
| Average night temperature (°C) | -0.9 | -0.1 | -0.3 | 4.5 | 8.6 | 11.5 | 15.9 | 15.6 | 12.2 | 6.9 | -0.2 | -1.1 |
| Absolute minimum temperature (°C) | -8.1 | -11.1 | -11.3 | -2.5 | 0.6 | 6.2 | 11.6 | 9.9 | 7.9 | 0.3 | -8.6 | -7.3 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 4.3 | 6.7 | 7.3 | 9.7 | 10.1 | 10.7 | 12.2 | 10.4 | 9.6 | 8.3 | 7.4 | 5.4 |
| Precipitation (mm) | 74 | 110 | 61 | 102 | 69 | 87 | 74 | 63 | 87 | 40 | 50 | 96 |
| Sunny days | 10 | 12 | 15 | 16 | 11 | 12 | 9 | 12 | 13 | 17 | 20 | 15 |
| Rainy days | 20 | 15 | 15 | 14 | 20 | 18 | 22 | 19 | 17 | 14 | 9 | 15 |
| Snow days | 1 | 1 | 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