S
M
T
W
T
F
S
30
58°
45°
31
69°
36°
1
81°
36°
2
74°
48°
3
60°
39°
4
59°
38°
5
55°
37°
6
57°
47°
7
51°
47°
8
61°
46°
9
68°
44°
10
69°
49°
11
55°
43°
12
54°
42°
13
51°
40°
14
57°
42°
15
48°
40°
16
65°
35°
17
73°
29°
18
69°
30°
19
69°
32°
20
74°
40°
21
75°
47°
22
71°
45°
23
65°
37°
24
62°
41°
25
63°
42°
26
55°
32°
27
58°
36°
28
57°
37°
29
58°
39°
30
59°
37°
1
53°
36°
2
60°
30°
3
62°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Blairmore
Blairmore's September 2026 forecast shows daily high temperatures ranging from 53° to 75°, with overnight lows between 30° and 47°. The average high for September is 62° with an average low of 38°. 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 Blairmore. See also: October | November | December.