S
M
T
W
T
F
S
30
58°
44°
31
57°
42°
1
53°
40°
2
56°
45°
3
58°
38°
4
51°
35°
5
50°
36°
6
49°
37°
7
50°
40°
8
54°
39°
9
56°
42°
10
57°
41°
11
56°
43°
12
58°
43°
13
Hist. Avg.
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14
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15
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16
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17
Hist. Avg.
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18
Hist. Avg.
N/A
19
Hist. Avg.
N/A
20
Hist. Avg.
N/A
21
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N/A
22
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N/A
23
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N/A
24
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N/A
25
Hist. Avg.
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26
Hist. Avg.
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27
Hist. Avg.
N/A
28
Hist. Avg.
N/A
29
Hist. Avg.
N/A
30
Hist. Avg.
N/A
1
Hist. Avg.
N/A
2
Hist. Avg.
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3
Hist. Avg.
N/A
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Reliance
Reliance's September 2026 forecast shows daily high temperatures ranging from 49° to 58°, with overnight lows between 35° and 45°. The average high for September is 55° with an average low of 40°. 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 Reliance. See also: October | November | December.
