S
M
T
W
T
F
S
30
100°
73°
31
102°
75°
1
101°
72°
2
100°
77°
3
100°
77°
4
100°
75°
5
100°
72°
6
100°
73°
7
97°
72°
8
102°
73°
9
99°
70°
10
81°
66°
11
86°
64°
12
90°
63°
13
84°
66°
14
97°
68°
15
99°
73°
16
97°
72°
17
99°
75°
18
99°
72°
19
97°
75°
20
88°
72°
21
82°
64°
22
76°
55°
23
75°
54°
24
76°
57°
25
76°
61°
26
76°
61°
27
74°
59°
28
78°
58°
29
77°
58°
30
78°
55°
1
77°
56°
2
75°
52°
3
74°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Wheatland
Wheatland's September 2026 forecast shows daily high temperatures ranging from 74° to 82°, with overnight lows between 52° and 64°. The average high for September is 76° 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 Wheatland. See also: October | November | December.