S
M
T
W
T
F
S
31
56°
39°
1
63°
45°
2
59°
45°
3
61°
38°
4
55°
48°
5
59°
44°
6
60°
39°
7
63°
45°
8
61°
44°
9
65°
44°
10
53°
46°
11
52°
43°
12
49°
35°
13
48°
34°
14
48°
35°
15
58°
41°
16
57°
37°
17
50°
38°
18
58°
37°
19
53°
34°
20
52°
38°
21
47°
34°
22
44°
34°
23
40°
34°
24
42°
32°
25
36°
31°
26
36°
31°
27
36°
30°
28
35°
29°
29
34°
29°
30
33°
25°
1
31°
26°
2
32°
27°
3
39°
32°
4
34°
25°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Birch Creek
Birch Creek's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Birch Creek. See also: October | November | December.