Average annual temperature is 9.6 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: -28.8 °C
Number of sunny days: 218 days
Number of rainy days: 107 days
Number of snow days: 40 days
Look at detailed online map of Unorganized Territory of West Oglala Lakota
* Weather data for Unorganized Territory of West Oglala Lakota 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) | 12.1 | 13.7 | 19.3 | 27.2 | 28.1 | 32.3 | 36.0 | 36.9 | 35.5 | 29.7 | 22.1 | 15.0 |
| Average daytime temperature (°C) | 0.8 | 4.9 | 7.3 | 11.9 | 22.8 | 26.1 | 29.8 | 29.8 | 26.1 | 16.2 | 11.1 | 6.5 |
| Average temperature (°C) | -3.6 | -2.4 | -0.1 | 5.0 | 16.4 | 20.0 | 22.8 | 22.8 | 19.0 | 9.4 | 4.5 | 0.8 |
| Average night temperature (°C) | -7.2 | -7.1 | -5.1 | -0.5 | 10.4 | 14.5 | 16.5 | 17.3 | 13.2 | 4.5 | 0.2 | -2.7 |
| Absolute minimum temperature (°C) | -22.9 | -28.8 | -14.1 | -11.6 | -0.6 | 9.3 | 12.4 | 12.3 | 8.7 | -9.7 | -7.9 | -9.9 |
| 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) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 9.0 | 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 | 7.9 | 8.2 | 9.8 | 11.5 | 12.0 | 13.0 | 11.7 | 10.7 | 8.3 | 7.6 | 6.1 |
| Precipitation (mm) | 47 | 23 | 52 | 38 | 114 | 131 | 33 | 81 | 51 | 87 | 4 | 18 |
| Sunny days | 16 | 18 | 15 | 18 | 11 | 13 | 21 | 18 | 20 | 20 | 25 | 23 |
| Rainy days | 5 | 5 | 6 | 8 | 20 | 17 | 10 | 13 | 10 | 9 | 1 | 3 |
| Snow days | 10 | 5 | 10 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 5 |
The best time to visit Unorganized Territory of West Oglala Lakota during the most sunny months:
Months with the longest average daylight duration in Unorganized Territory of West Oglala Lakota:
The largest precipitation sum in Unorganized Territory of West Oglala Lakota is at