Weather history and climate summary information is available for the following locations:
- Bismarck
- Fargo
Warmest August Days
The warmest August days in North Dakota are:
| Bismarck, North Dakota | 2003 | 106°F |
| Bismarck, North Dakota | 1937 | 105.3°F |
| Bismarck, North Dakota | 1938 | 105.3°F |
| Fargo, North Dakota | 1976 | 105.1°F |
| Bismarck, North Dakota | 1973 | 104°F |
Coldest August Days
The coldest August days in North Dakota were:
| Bismarck, North Dakota | 1988 | 33.1°F |
| Bismarck, North Dakota | 1982 | 33.1°F |
| Fargo, North Dakota | 1982 | 33.1°F |
| Fargo, North Dakota | 1964 | 34°F |
| Bismarck, North Dakota | 1992 | 34°F |
Wettest August Days
The wettest single days in August occurred:
| Bismarck, North Dakota | 1998 | 4.6 inches |
| Fargo, North Dakota | 2008 | 3.5 inches |
| Bismarck, North Dakota | 1999 | 2.9 inches |
| Bismarck, North Dakota | 2011 | 2.5 inches |
| Fargo, North Dakota | 2005 | 2.3 inches |