S
M
T
W
T
F
S
30
87°
59°
31
87°
59°
1
86°
56°
2
86°
52°
3
87°
57°
4
86°
57°
5
86°
56°
6
85°
54°
7
85°
55°
8
86°
57°
9
87°
57°
10
87°
56°
11
88°
57°
12
89°
55°
13
88°
56°
14
82°
49°
15
83°
49°
16
83°
53°
17
87°
52°
18
88°
51°
19
87°
52°
20
87°
53°
21
90°
55°
22
88°
49°
23
87°
50°
24
86°
52°
25
87°
55°
26
89°
54°
27
89°
54°
28
88°
51°
29
86°
49°
30
86°
47°
1
85°
46°
2
77°
41°
3
76°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Big Pine
Big Pine's September 2026 forecast shows daily high temperatures ranging from 76° to 90°, with overnight lows between 39° and 59°. The average high for September is 86° with an average low of 53°. 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 Big Pine. See also: October | November | December.