Climate for Bismarck, North Dakota
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Average Temperatures for Bismarck
| Month | Low | High |
|---|---|---|
| Jan | -0.6°F | 21.1°F |
| Feb | 7.8°F | 28.5°F |
| Mar | 19.1°F | 40.2°F |
| Apr | 30.6°F | 55.9°F |
| May | 42.8°F | 69.1°F |
| Jun | 51.6°F | 77.8°F |
| Jul | 56.4°F | 84.5°F |
| Aug | 54.7°F | 83.3°F |
| Sept | 43.7°F | 71.6°F |
| Oct | 32.1°F | 58.2°F |
| Nov | 17.8°F | 38.2°F |
| Dec | 4.8°F | 25.7°F |
Bismarck's coldest month is January when the average temperature overnight is -0.6°F. In July, the warmest month, the average day time temperature rises to 84.5°F.
Average Rainfall for Bismarck
| Month | Precipitation |
|---|---|
| Jan | 0.45in. |
| Feb | 0.51in. |
| Mar | 0.85in. |
| Apr | 1.46in. |
| May | 2.22in. |
| Jun | 2.59in. |
| Jul | 2.58in. |
| Aug | 2.15in. |
| Sept | 1.61in. |
| Oct | 1.28in. |
| Nov | 0.70in. |
| Dec | 0.44in. |
The driest month in Bismarck is December with 0.44 inches of precipitation, and with 2.59 inches June is the wettest month.