S
M
T
W
T
F
S
30
102°
78°
31
100°
75°
1
102°
77°
2
102°
78°
3
101°
80°
4
100°
75°
5
100°
75°
6
97°
70°
7
103°
73°
8
106°
75°
9
91°
72°
10
89°
68°
11
93°
67°
12
78°
58°
13
77°
60°
14
99°
67°
15
84°
60°
16
79°
60°
17
91°
69°
18
97°
74°
19
93°
71°
20
70°
64°
21
80°
61°
22
73°
59°
23
75°
59°
24
68°
63°
25
73°
66°
26
81°
63°
27
82°
63°
28
76°
58°
29
72°
52°
30
74°
55°
1
75°
56°
2
75°
55°
3
76°
52°
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 68° to 82°, with overnight lows between 52° and 66°. The average high for September is 75° with an average low of 58°. 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.