S
M
T
W
T
F
S
30
88°
77°
31
86°
81°
1
87°
82°
2
84°
77°
3
87°
78°
4
88°
81°
5
87°
79°
6
N/A
7
88°
78°
8
87°
78°
9
86°
77°
10
86°
79°
11
87°
78°
12
88°
77°
13
86°
78°
14
86°
75°
15
87°
76°
16
87°
77°
17
86°
77°
18
87°
78°
19
85°
76°
20
86°
76°
21
86°
77°
22
85°
77°
23
85°
76°
24
86°
77°
25
85°
77°
26
85°
76°
27
84°
77°
28
85°
76°
29
84°
77°
30
84°
77°
1
86°
76°
2
86°
77°
3
86°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Thool
Thool's September 2026 forecast shows daily high temperatures ranging from 84° to 88°, with overnight lows between 75° and 79°. The average high for September is 86° with an average low of 77°. 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 Thool. See also: October | November | December.