
Buffalo Gap National Grassland
- Annual mean
- 9.9 °C
- Warmest month
- July
- Wettest month
- May
A twelve-month profile of atmospheric averages, daylight duration, and relative humidity
At the representative location for Badlands National Park, monthly mean temperatures range from -3.4 to 25.1 °C (1991–2020). Compare precipitation, humidity, wind, and daylight for each month.
Tracking thirty years of average thermal ranges alongside monthly daily precipitation patterns.
Analyzing average temperature bounds, daily precipitation rates, wind, and calculated daylight across the annual calendar.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -3.4 °C-18.6° to 13° | 0.3 mm/day | 72.8% | 4.7 m/s | 9.2 hours |
| February | -2 °C-16.4° to 17.4° | 0.5 mm/day | 68.6% | 4.9 m/s | 10.3 hours |
| March | 3.1 °C-11.9° to 23.9° | 0.8 mm/day | 63% | 5.1 m/s | 11.7 hours |
| April | 8.3 °C-6.4° to 28.8° | 1.8 mm/day | 59.6% | 5.2 m/s | 13.2 hours |
| May | 14.7 °C-0.3° to 34.1° | 2.7 mm/day | 57.6% | 5 m/s | 14.5 hours |
| June | 21 °C7.4° to 38.2° | 2.6 mm/day | 55.6% | 4.6 m/s | 15.2 hours |
| July | 25.1 °C11.9° to 40.1° | 1.8 mm/day | 51.7% | 4.3 m/s | 14.9 hours |
| August | 23.6 °C10.3° to 39° | 1.4 mm/day | 53% | 4.3 m/s | 13.8 hours |
| September | 17.8 °C3° to 36.2° | 1.1 mm/day | 53.4% | 4.6 m/s | 12.3 hours |
| October | 9.2 °C-5.6° to 29.2° | 1.3 mm/day | 61.3% | 4.9 m/s | 10.7 hours |
| November | 2.1 °C-10.1° to 20.7° | 0.5 mm/day | 67.4% | 4.6 m/s | 9.4 hours |
| December | -2.7 °C-16.1° to 12.3° | 0.4 mm/day | 72.5% | 4.6 m/s | 8.8 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Comparing the warmest, coolest, wettest, and windiest months in South Dakota
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Seasonal temperature and precipitation benchmarks across diverse protected landscapes.



Explore the map, landscapes, and protection details for Badlands National Park.