S
M
T
W
T
F
S
30
79°
70°
31
90°
75°
1
94°
71°
2
96°
71°
3
94°
71°
4
93°
68°
5
90°
68°
6
86°
66°
7
84°
65°
8
84°
63°
9
88°
61°
10
82°
56°
11
80°
57°
12
79°
55°
13
74°
53°
14
76°
52°
15
77°
51°
16
81°
57°
17
80°
56°
18
73°
52°
19
76°
56°
20
80°
55°
21
79°
55°
22
79°
54°
23
76°
54°
24
77°
53°
25
78°
53°
26
72°
46°
27
67°
42°
28
65°
40°
29
66°
43°
30
66°
40°
1
65°
47°
2
66°
48°
3
65°
45°
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 65° to 96°, with overnight lows between 40° and 71°. The average high for September is 78° with an average low of 55°. 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.