Highest September Temperatures in Mandan
A list of the highest temperatures ever recorded in the month of
September in
Mandan, North Dakota from 1913–2024.
What's the hottest it has ever gotten in Mandan in September?
The hottest September temperature in Mandan, North Dakota history was 104 °F which has occurred twice, most recently on September 9, 1959.
| Rank |
Temperature |
Date |
| 1 |
104 °F |
September 9, 1959 |
| 1 |
104 °F |
September 7, 1931 |
| 3 |
103 °F |
September 6, 1978 |
| 3 |
103 °F |
September 16, 1948 |
| 3 |
103 °F |
September 1, 1929 |
| 6 |
102 °F |
September 7, 1978 |
| 6 |
102 °F |
September 5, 1913 |
| 8 |
101 °F |
September 6, 2001 |
| 8 |
101 °F |
September 3, 1971 |
| 8 |
101 °F |
September 11, 1952 |
| 8 |
101 °F |
September 5, 1945 |
| 12 |
100 °F |
September 4, 2015 |
| 12 |
100 °F |
September 2, 1983 |
| 12 |
100 °F |
September 4, 1978 |
| 12 |
100 °F |
September 7, 1976 |
| 12 |
100 °F |
September 4, 1931 |
| 17 |
99 °F |
September 2, 2012 |
| 17 |
99 °F |
September 5, 1978 |
| 17 |
99 °F |
September 6, 1976 |
| 17 |
99 °F |
September 3, 1976 |
| 17 |
99 °F |
September 9, 1931 |
| 17 |
99 °F |
September 3, 1925 |