Average annual temperature is 9.9 °C
Absolute maximum temperature: 37.0 °C
Absolute minimum temperature: -8.7 °C
Number of sunny days: 221 days
Number of rainy days: 116 days
Number of snow days: 28 days
Look at detailed online map of Deadwood
* Weather data for Deadwood 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) | 11.8 | 12.9 | 8.7 | 24.3 | 25.0 | 29.8 | 37.0 | 32.2 | 26.4 | 27.4 | 21.3 | 16.9 |
| Average daytime temperature (°C) | 5.5 | 6.0 | 4.3 | 13.2 | 17.4 | 21.1 | 30.3 | 27.4 | 22.0 | 19.7 | 13.4 | 11.5 |
| Average temperature (°C) | 0.8 | 0.3 | 0.3 | 5.8 | 11.5 | 14.7 | 23.2 | 20.6 | 15.6 | 12.7 | 7.2 | 5.8 |
| Average night temperature (°C) | -2.3 | -3.4 | -2.6 | -0.1 | 5.8 | 8.6 | 15.8 | 14.2 | 10.5 | 6.8 | 2.4 | 1.3 |
| Absolute minimum temperature (°C) | -6.5 | -8.7 | -7.7 | -7.7 | -5.0 | 3.2 | 11.1 | 11.1 | 5.4 | -0.9 | -4.4 | -5.1 |
| 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 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 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) | 5.5 | 7.2 | 6.4 | 11.5 | 11.4 | 12.7 | 13.5 | 12.1 | 10.8 | 10.0 | 8.3 | 7.0 |
| Precipitation (mm) | 499 | 236 | 520 | 14 | 77 | 51 | 0 | 35 | 51 | 7 | 86 | 78 |
| Sunny days | 11 | 15 | 2 | 23 | 11 | 16 | 31 | 24 | 21 | 26 | 21 | 20 |
| Rainy days | 14 | 5 | 17 | 5 | 20 | 14 | 0 | 7 | 9 | 5 | 9 | 11 |
| Snow days | 6 | 8 | 12 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Deadwood during the most sunny months:
The largest precipitation sum in Deadwood is at