Bismarck, ND
Climate overview — based on NOAA 1991-2020 normals from BISMARCK 2.4 NNW, ND US.
Year-round temperatures (°F)
Climate summary
Bismarck has an annual average temperature of 42.3°F with about 20.3 inches of precipitation per year. The warmest month is July (average high 81.5°F), and the coldest is January (average low 3.8°F). June is typically the wettest month (3.32 in) and February the driest (0.52 in).
Best time to visit Bismarck
Full guide →Climate change signal
All-time records →161 of 366 (44%) of Bismarck's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 2000s | 55 | |
| 2010s | 311 | |
| 2020s | 0 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 22.1°F | 3.8°F | 12.9°F | 0.54 in | — | 8 |
| February | 27.1°F | 6.7°F | 16.9°F | 0.52 in | — | 9 |
| March | 39.7°F | 17.8°F | 28.7°F | 0.92 in | — | 7 |
| April | 53.8°F | 29.4°F | 41.6°F | 1.63 in | — | 8 |
| May | 66.4°F | 42.5°F | 54.5°F | 2.56 in | — | 11 |
| June | 75.6°F | 52.5°F | 64.0°F | 3.32 in | — | 12 |
| July | 81.5°F | 58.3°F | 69.9°F | 3.18 in | — | 10 |
| August | 80.1°F | 55.6°F | 67.8°F | 2.70 in | — | 10 |
| September | 71.3°F | 46.1°F | 58.7°F | 1.92 in | — | 7 |
| October | 55.6°F | 33.5°F | 44.5°F | 1.58 in | — | 7 |
| November | 39.6°F | 19.8°F | 29.7°F | 0.74 in | — | 6 |
| December | 26.9°F | 9.5°F | 18.2°F | 0.74 in | — | 10 |
Climate twins of Bismarck
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).