S
M
T
W
T
F
S
30
99°
66°
31
99°
70°
1
99°
70°
2
98°
70°
3
96°
70°
4
98°
71°
5
102°
72°
6
103°
71°
7
102°
72°
8
100°
72°
9
98°
71°
10
98°
71°
11
93°
74°
12
100°
71°
13
98°
69°
14
99°
71°
15
99°
70°
16
97°
72°
17
100°
72°
18
99°
68°
19
97°
62°
20
94°
68°
21
90°
68°
22
87°
67°
23
84°
60°
24
84°
60°
25
80°
63°
26
78°
63°
27
78°
61°
28
81°
60°
29
79°
61°
30
78°
59°
1
76°
57°
2
75°
56°
3
79°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dierks
Dierks's September 2026 forecast shows daily high temperatures ranging from 75° to 94°, with overnight lows between 56° and 68°. The average high for September is 82° with an average low of 62°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Dierks. See also: October | November | December.