S
M
T
W
T
F
S
30
87°
76°
31
88°
75°
1
89°
76°
2
90°
76°
3
90°
75°
4
89°
76°
5
88°
76°
6
85°
74°
7
89°
72°
8
89°
73°
9
90°
71°
10
88°
72°
11
90°
74°
12
89°
73°
13
90°
73°
14
89°
72°
15
86°
73°
16
85°
73°
17
85°
72°
18
86°
72°
19
84°
71°
20
86°
71°
21
86°
70°
22
87°
71°
23
85°
71°
24
84°
70°
25
83°
70°
26
82°
69°
27
83°
70°
28
83°
69°
29
84°
68°
30
82°
69°
1
83°
68°
2
81°
65°
3
81°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Deer Range
Deer Range's September 2026 forecast shows daily high temperatures ranging from 81° to 90°, with overnight lows between 65° and 76°. The average high for September is 86° with an average low of 72°. 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 Deer Range. See also: October | November | December.