S
M
T
W
T
F
S
30
78°
63°
31
78°
62°
1
77°
63°
2
77°
63°
3
79°
62°
4
82°
62°
5
76°
55°
6
77°
55°
7
81°
58°
8
81°
56°
9
82°
55°
10
80°
59°
11
75°
52°
12
77°
55°
13
81°
59°
14
81°
52°
15
74°
52°
16
71°
51°
17
72°
50°
18
74°
52°
19
79°
51°
20
77°
52°
21
78°
57°
22
79°
57°
23
78°
55°
24
77°
52°
25
77°
52°
26
76°
56°
27
77°
55°
28
73°
54°
29
76°
54°
30
75°
53°
1
75°
54°
2
74°
53°
3
75°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Coalwood
Coalwood's September 2026 forecast shows daily high temperatures ranging from 71° to 82°, with overnight lows between 50° and 63°. The average high for September is 77° 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 Coalwood. See also: October | November | December.