Wind Cave National Park
- Annual mean
- 8.6 °C
- Warmest month
- July
- Wettest month
- May
Data derived from twelve-month averages at a representative coordinate, 1991-2020.
Climate profiles for Thunder Basin National Grassland provide a comprehensive view of environmental conditions over three decades. These monthly averages cover temperature, daily precipitation, relative humidity, wind speed, and daylight hours, using consistent NASA POWER measurements to establish long-term patterns. This dataset reflects climate normals at a single representative coordinate within the park boundary, focusing strictly on consistent atmospheric trends across the calendar year.
Analysis of average minimum, mean, and maximum temperatures alongside daily precipitation rates across twelve months
Compare average temperature bounds, daily precipitation rates, humidity, wind, and calculated daylight across the calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -3.4 °C-18° to 10.9° | 0.3 mm/day | 69.6% | 6 m/s | 9.2 hours |
| February | -2.1 °C-16.3° to 14.6° | 0.5 mm/day | 65.1% | 5.7 m/s | 10.3 hours |
| March | 2.8 °C-11.2° to 21.1° | 0.7 mm/day | 59.1% | 5.4 m/s | 11.7 hours |
| April | 6.9 °C-7° to 26° | 1.5 mm/day | 57.1% | 5.2 m/s | 13.2 hours |
| May | 12.9 °C-2.2° to 31.3° | 2.3 mm/day | 55.5% | 4.8 m/s | 14.5 hours |
| June | 19.1 °C5° to 35.8° | 1.8 mm/day | 51.1% | 4.4 m/s | 15.2 hours |
| July | 23.8 °C10.4° to 38.3° | 1.4 mm/day | 45.3% | 4.1 m/s | 14.9 hours |
| August | 22.7 °C9.1° to 36.8° | 0.9 mm/day | 43.9% | 4.2 m/s | 13.8 hours |
| September | 16.7 °C1.3° to 34.4° | 0.9 mm/day | 45.9% | 4.5 m/s | 12.3 hours |
| October | 8 °C-6.7° to 27.3° | 1 mm/day | 56.5% | 5.2 m/s | 10.7 hours |
| November | 1.2 °C-11.5° to 18.6° | 0.4 mm/day | 62.5% | 5.5 m/s | 9.4 hours |
| December | -3.3 °C-16.6° to 11.3° | 0.4 mm/day | 69% | 5.9 m/s | 8.8 hours |
Evaluating long-term monthly averages for temperature, precipitation, wind, humidity, and daylight duration.
Interactive climate map
Visit the MoriAtlas climate map to compare long-term monthly temperature and precipitation metrics across national parks. This visual interface helps you understand seasonal variations at specific protected area coordinates to deepen your knowledge of global park geography and environmental characteristics.
Examine monthly temperature, precipitation, and regional atmospheric patterns across different protected landscapes.




Gain a deeper understanding of the geographic and ecological significance of Thunder Basin National Grassland. Use the MoriAtlas database to examine the complex boundaries and terrain mosaics that define this expansive protected territory in the heart of the Powder River Basin.