S
M
T
W
T
F
S
30
86°
61°
31
67°
58°
1
87°
62°
2
88°
60°
3
89°
63°
4
88°
63°
5
86°
60°
6
86°
68°
7
86°
69°
8
87°
67°
9
77°
64°
10
81°
54°
11
82°
54°
12
83°
55°
13
84°
55°
14
87°
54°
15
86°
61°
16
87°
62°
17
87°
62°
18
86°
61°
19
85°
60°
20
85°
59°
21
84°
59°
22
85°
58°
23
85°
59°
24
84°
59°
25
83°
58°
26
81°
56°
27
77°
57°
28
77°
56°
29
78°
55°
30
73°
54°
1
72°
54°
2
73°
54°
3
75°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Dennehotso
Dennehotso's September 2026 forecast shows daily high temperatures ranging from 72° to 89°, with overnight lows between 53° and 69°. The average high for September is 83° with an average low of 59°. 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 Dennehotso. See also: October | November | December.