S
M
T
W
T
F
S
30
72°
44°
31
87°
44°
1
65°
52°
2
62°
51°
3
62°
48°
4
65°
46°
5
70°
46°
6
70°
50°
7
70°
48°
8
79°
46°
9
86°
45°
10
69°
50°
11
67°
50°
12
62°
50°
13
68°
50°
14
71°
49°
15
78°
46°
16
83°
45°
17
84°
47°
18
77°
48°
19
69°
46°
20
69°
46°
21
70°
47°
22
73°
47°
23
70°
40°
24
66°
39°
25
63°
45°
26
63°
41°
27
64°
39°
28
62°
38°
29
62°
37°
30
63°
37°
1
65°
44°
2
65°
42°
3
63°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Jewell
Jewell's September 2026 forecast shows daily high temperatures ranging from 62° to 84°, with overnight lows between 37° and 50°. The average high for September is 69° with an average low of 44°. 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 Jewell. See also: October | November | December.