
Fort Pierre National Grassland
- Annual mean
- 9.3 °C
- Warmest month
- July
- Wettest month
- June
Long term atmospheric averages for temperature, precipitation, wind, and daylight duration.
This climate profile presents twelve month averages for Sheyenne National Grassland based on 1991 to 2020 NASA POWER data. Measurements include mean, minimum, and maximum temperatures alongside precipitation rates, humidity percentages, wind speed, and daylight hours at a single representative coordinate. These figures provide a standardized reference for long term climatological patterns rather than current weather forecasts or real time conditions.
Long term average monthly temperature ranges alongside daily precipitation rates for Sheyenne National Grassland
Track long-term monthly temperature bounds, daily precipitation rates, wind, humidity, and daylight hours
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -11.9 °C-29.6° to 3.4° | 0.5 mm/day | 88.3% | 5 m/s | 8.9 hours |
| February | -8.6 °C-26.1° to 7.9° | 0.6 mm/day | 83% | 5.2 m/s | 10.1 hours |
| March | -0.9 °C-18° to 19° | 1 mm/day | 71.9% | 5.4 m/s | 11.7 hours |
| April | 6.5 °C-7.6° to 25.9° | 1.6 mm/day | 62.7% | 5.5 m/s | 13.4 hours |
| May | 14 °C-0.6° to 30.6° | 2.7 mm/day | 61.8% | 5.2 m/s | 14.8 hours |
| June | 19.7 °C7.2° to 32.8° | 3.6 mm/day | 64.9% | 4.6 m/s | 15.6 hours |
| July | 22.6 °C10.5° to 35° | 2.8 mm/day | 62.8% | 4.1 m/s | 15.2 hours |
| August | 21.6 °C9.4° to 34.9° | 2 mm/day | 60.6% | 4.2 m/s | 13.9 hours |
| September | 16.1 °C2.1° to 32.4° | 2.2 mm/day | 62.1% | 4.9 m/s | 12.3 hours |
| October | 7.4 °C-5.5° to 25.6° | 1.8 mm/day | 67.7% | 5.3 m/s | 10.6 hours |
| November | -1.2 °C-14° to 14.6° | 0.7 mm/day | 76.8% | 5.1 m/s | 9.2 hours |
| December | -8.5 °C-24.3° to 4.6° | 0.7 mm/day | 85.9% | 5 m/s | 8.5 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 long-term averages for temperature, precipitation, humidity, wind, and daylight duration
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Explore monthly temperature, precipitation, and wind patterns across different protected landscapes.





Deepen your understanding of North Dakota's unique prairie geography by exploring the detailed boundaries and ecological features of Sheyenne National Grassland. MoriAtlas provides structured mapping and data to help you interpret the complex landscape of this federally protected ecosystem.