Average annual temperature is 5.0 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: -22.0 °C
Number of sunny days: 162 days
Number of rainy days: 122 days
Number of snow days: 81 days
Look at detailed online map of Alturas City (historical)
* Weather data for Alturas City (historical) 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) | 5.0 | 5.7 | 5.4 | 18.8 | 22.4 | 25.9 | 32.5 | 32.4 | 25.1 | 22.6 | 12.5 | 8.6 |
| Average daytime temperature (°C) | -0.8 | 0.6 | 1.1 | 7.1 | 15.8 | 18.6 | 27.9 | 25.8 | 20.6 | 13.9 | 6.0 | 3.7 |
| Average temperature (°C) | -5.2 | -5.5 | -3.8 | 0.9 | 7.8 | 11.6 | 19.5 | 17.8 | 12.7 | 6.4 | -0.8 | -3.0 |
| Average night temperature (°C) | -8.9 | -9.5 | -7.6 | -4.1 | 1.1 | 4.4 | 9.8 | 10.2 | 5.8 | 0.6 | -5.3 | -7.4 |
| Absolute minimum temperature (°C) | -18.3 | -15.2 | -13.6 | -10.4 | -2.9 | -2.3 | 5.3 | 2.6 | 0.0 | -13.7 | -14.8 | -22.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.3 | 10.5 | 11.9 | 13.4 | 14.7 | 15.4 | 15.1 | 14.0 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 5.4 | 6.4 | 6.4 | 9.7 | 11.5 | 11.9 | 13.4 | 11.6 | 10.4 | 8.0 | 6.6 | 5.4 |
| Precipitation (mm) | 77 | 69 | 183 | 80 | 80 | 110 | 2 | 80 | 26 | 64 | 77 | 96 |
| Sunny days | 11 | 10 | 5 | 11 | 10 | 4 | 29 | 16 | 18 | 19 | 15 | 14 |
| Rainy days | 3 | 2 | 5 | 6 | 21 | 26 | 2 | 15 | 12 | 11 | 9 | 10 |
| Snow days | 17 | 16 | 21 | 13 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 7 |
The best time to visit Alturas City (historical) during the most sunny months:
Months with the longest average daylight duration in Alturas City (historical):
The largest precipitation sum in Alturas City (historical) is at