Average annual temperature is 13.0 °C
Absolute maximum temperature: 36.1 °C
Absolute minimum temperature: -13.9 °C
Number of sunny days: 212 days
Number of rainy days: 143 days
Number of snow days: 10 days
Look at detailed online map of Altamont
* Weather data for Altamont 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) | 11.4 | 16.7 | 21.0 | 27.8 | 31.1 | 32.7 | 35.9 | 36.1 | 34.1 | 30.9 | 21.2 | 15.2 |
| Average daytime temperature (°C) | 4.4 | 8.5 | 10.0 | 18.9 | 25.7 | 29.7 | 29.9 | 29.4 | 27.4 | 19.3 | 12.3 | 8.0 |
| Average temperature (°C) | -0.1 | 1.6 | 4.4 | 11.9 | 19.0 | 23.6 | 24.6 | 24.3 | 21.5 | 14.2 | 6.8 | 3.8 |
| Average night temperature (°C) | -3.5 | -3.3 | 0.3 | 6.4 | 13.1 | 18.0 | 19.9 | 20.1 | 16.3 | 10.0 | 2.5 | 0.5 |
| Absolute minimum temperature (°C) | -12.9 | -13.9 | -11.2 | -2.9 | 3.8 | 10.6 | 15.5 | 14.5 | 12.2 | -3.7 | -7.3 | -4.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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 | 7.9 | 7.1 | 9.8 | 11.3 | 12.0 | 11.3 | 10.9 | 10.6 | 7.8 | 6.9 | 5.0 |
| Precipitation (mm) | 53 | 74 | 87 | 37 | 50 | 80 | 54 | 132 | 51 | 89 | 22 | 104 |
| Sunny days | 19 | 19 | 15 | 19 | 18 | 14 | 14 | 13 | 24 | 17 | 24 | 16 |
| Rainy days | 8 | 7 | 16 | 11 | 13 | 16 | 17 | 18 | 6 | 14 | 4 | 13 |
| Snow days | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The best time to visit Altamont during the most sunny months:
The largest precipitation sum in Altamont is at