S
M
T
W
T
F
S
30
89°
65°
31
88°
61°
1
86°
60°
2
81°
61°
3
84°
64°
4
85°
60°
5
84°
59°
6
85°
64°
7
86°
62°
8
85°
61°
9
85°
62°
10
79°
62°
11
84°
61°
12
82°
57°
13
78°
56°
14
78°
59°
15
79°
58°
16
82°
55°
17
82°
57°
18
80°
54°
19
77°
56°
20
77°
56°
21
75°
53°
22
76°
53°
23
80°
54°
24
81°
57°
25
80°
58°
26
79°
55°
27
79°
51°
28
74°
50°
29
78°
49°
30
76°
50°
1
75°
50°
2
Hist. Avg.
76°
54°
3
Hist. Avg.
76°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Cooleemee
Cooleemee's September 2026 forecast shows daily high temperatures ranging from 74° to 89°, with overnight lows between 49° and 65°. The average high for September is 81° with an average low of 57°. 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 Cooleemee. See also: October | November | December.