S
M
T
W
T
F
S
30
91°
72°
31
93°
72°
1
95°
71°
2
97°
73°
3
97°
74°
4
96°
72°
5
97°
72°
6
97°
72°
7
89°
72°
8
87°
69°
9
89°
71°
10
92°
70°
11
93°
68°
12
91°
67°
13
94°
67°
14
89°
66°
15
88°
64°
16
88°
64°
17
84°
63°
18
78°
67°
19
79°
67°
20
79°
66°
21
80°
66°
22
82°
65°
23
84°
65°
24
83°
64°
25
78°
65°
26
81°
65°
27
81°
58°
28
75°
55°
29
74°
54°
30
76°
54°
1
75°
57°
2
76°
61°
3
75°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Weaver
Weaver's September 2026 forecast shows daily high temperatures ranging from 74° to 97°, with overnight lows between 54° and 72°. The average high for September is 84° with an average low of 65°. 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 Weaver. See also: October | November | December.