Average annual temperature is 11.5 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: -10.0 °C
Number of sunny days: 223 days
Number of rainy days: 124 days
Number of snow days: 18 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) | 15.2 | 18.8 | 11.8 | 28.6 | 30.3 | 36.1 | 40.6 | 39.5 | 32.2 | 28.6 | 21.8 | 15.8 |
| Average daytime temperature (°C) | 8.0 | 9.8 | 6.5 | 16.2 | 22.4 | 27.2 | 35.1 | 32.6 | 25.1 | 21.7 | 14.0 | 10.3 |
| Average temperature (°C) | 2.6 | 2.6 | 1.2 | 8.3 | 14.5 | 18.2 | 24.4 | 23.0 | 16.7 | 12.9 | 7.3 | 5.1 |
| Average night temperature (°C) | -0.7 | -1.8 | -2.7 | 2.3 | 7.4 | 10.4 | 14.4 | 14.8 | 10.1 | 6.8 | 3.0 | 1.8 |
| Absolute minimum temperature (°C) | -5.3 | -7.8 | -10.0 | -5.4 | 2.1 | 2.7 | 10.6 | 8.7 | 6.3 | -1.2 | -1.9 | -3.6 |
| 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 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.7 | 11.9 | 13.3 | 14.5 | 15.0 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 5.0 | 7.3 | 6.6 | 10.3 | 11.5 | 13.2 | 13.7 | 12.2 | 10.4 | 9.0 | 7.1 | 4.5 |
| Precipitation (mm) | 420 | 128 | 309 | 42 | 85 | 20 | 0 | 25 | 36 | 8 | 71 | 223 |
| Sunny days | 14 | 15 | 8 | 18 | 13 | 19 | 31 | 26 | 23 | 21 | 18 | 17 |
| Rainy days | 14 | 6 | 16 | 11 | 18 | 11 | 0 | 5 | 7 | 10 | 12 | 14 |
| Snow days | 3 | 7 | 7 | 1 | 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