Mandan September Weather
Typical Mandan September Weather
1991–2020
|
Average daily high |
72.1 °F |
Average daily low |
45.7 °F |
Average monthly precipitation |
1.6 inches |
Daily chance of precipitation |
20.1% |
Note: Daily averages are a moving average which includes 14 days before and after
Day |
Average (°F) |
Record (°F) |
High |
Low |
High |
Low |
September 1 |
78.2 |
51.6 |
103 |
33 |
September 2 |
77.9 |
51.4 |
100 |
33 |
September 3 |
77.6 |
51.1 |
101 |
30 |
September 4 |
77.3 |
50.8 |
100 |
35 |
September 5 |
76.9 |
50.4 |
102 |
29 |
September 6 |
76.4 |
50.0 |
103 |
31 |
September 7 |
75.9 |
49.5 |
104 |
34 |
September 8 |
75.3 |
49.0 |
96 |
29 |
September 9 |
74.8 |
48.5 |
104 |
25 |
September 10 |
74.3 |
48.1 |
98 |
28 |
September 11 |
73.9 |
47.7 |
101 |
24 |
September 12 |
73.6 |
47.3 |
96 |
27 |
September 13 |
73.2 |
46.9 |
93 |
25 |
September 14 |
72.8 |
46.4 |
94 |
25 |
September 15 |
72.3 |
45.9 |
98 |
23 |
September 16 |
71.9 |
45.5 |
103 |
28 |
September 17 |
71.5 |
45.1 |
95 |
28 |
September 18 |
71.0 |
44.6 |
97 |
25 |
September 19 |
70.5 |
44.1 |
94 |
23 |
September 20 |
69.9 |
43.6 |
93 |
22 |
September 21 |
69.2 |
43.1 |
94 |
25 |
September 22 |
68.6 |
42.7 |
94 |
19 |
September 23 |
68.1 |
42.3 |
90 |
22 |
September 24 |
67.7 |
41.8 |
93 |
24 |
September 25 |
67.2 |
41.3 |
91 |
16 |
September 26 |
66.7 |
40.9 |
90 |
16 |
September 27 |
66.3 |
40.4 |
95 |
18 |
September 28 |
65.9 |
40.0 |
96 |
20 |
September 29 |
65.4 |
39.5 |
88 |
22 |
September 30 |
64.9 |
39.0 |
88 |
14 |
Weather Station Details
Years |
Station |
Coordinates |
1913–2024 |
Mandan Experimental Station |
location |