S
M
T
W
T
F
S
30
81°
50°
31
78°
54°
1
79°
55°
2
83°
54°
3
81°
49°
4
77°
51°
5
78°
49°
6
79°
49°
7
81°
53°
8
83°
51°
9
80°
53°
10
83°
51°
11
82°
52°
12
81°
52°
13
79°
51°
14
80°
49°
15
79°
51°
16
78°
50°
17
77°
49°
18
73°
49°
19
73°
48°
20
72°
45°
21
70°
40°
22
71°
41°
23
72°
48°
24
75°
46°
25
77°
47°
26
78°
44°
27
77°
47°
28
77°
42°
29
73°
42°
30
70°
45°
1
75°
44°
2
77°
45°
3
76°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Pinedale
Pinedale's September 2026 forecast shows daily high temperatures ranging from 70° to 83°, with overnight lows between 40° and 55°. The average high for September is 77° with an average low of 48°. 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 Pinedale. See also: October | November | December.