Average annual temperature is 8.4 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -29.0 °C
Number of sunny days: 194 days
Number of rainy days: 113 days
Number of snow days: 58 days
Look at detailed online map of Devils Tower
* Weather data for Devils Tower 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) | 9.8 | 9.9 | 14.6 | 25.4 | 27.9 | 29.1 | 34.8 | 36.2 | 32.7 | 23.0 | 18.9 | 13.9 |
| Average daytime temperature (°C) | 1.2 | 2.9 | 4.1 | 12.4 | 22.0 | 23.8 | 28.3 | 28.3 | 24.1 | 14.0 | 10.1 | 5.8 |
| Average temperature (°C) | -3.4 | -3.7 | -2.1 | 5.1 | 15.2 | 17.8 | 21.5 | 21.4 | 17.2 | 7.6 | 3.6 | 0.3 |
| Average night temperature (°C) | -6.9 | -7.9 | -6.6 | -0.2 | 9.5 | 12.3 | 14.8 | 15.4 | 11.5 | 3.0 | -0.5 | -2.8 |
| Absolute minimum temperature (°C) | -21.6 | -29.0 | -16.1 | -10.7 | 2.6 | 8.4 | 6.8 | 9.2 | 7.5 | -11.7 | -10.2 | -8.0 |
| 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 | 10.4 | 11.9 | 13.5 | 14.8 | 15.5 | 15.2 | 14.0 | 12.5 | 11.0 | 9.6 | 8.9 |
| 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) | 5.2 | 7.2 | 8.0 | 9.9 | 10.9 | 10.8 | 13.4 | 11.2 | 10.6 | 7.9 | 7.3 | 6.1 |
| Precipitation (mm) | 21 | 35 | 29 | 25 | 72 | 115 | 34 | 52 | 88 | 25 | 6 | 14 |
| Sunny days | 17 | 16 | 9 | 17 | 10 | 6 | 22 | 20 | 16 | 17 | 24 | 20 |
| Rainy days | 2 | 2 | 5 | 6 | 21 | 24 | 9 | 11 | 14 | 10 | 4 | 5 |
| Snow days | 12 | 10 | 17 | 7 | 0 | 0 | 0 | 0 | 0 | 4 | 2 | 6 |
The best time to visit Devils Tower during the most sunny months:
Months with the longest average daylight duration in Devils Tower:
The largest precipitation sum in Devils Tower is at