S
M
T
W
T
F
S
30
93°
74°
31
92°
75°
1
91°
75°
2
95°
77°
3
97°
78°
4
94°
76°
5
93°
74°
6
91°
75°
7
92°
76°
8
94°
77°
9
89°
74°
10
93°
75°
11
95°
78°
12
92°
78°
13
93°
77°
14
91°
76°
15
89°
74°
16
93°
75°
17
91°
74°
18
88°
74°
19
89°
73°
20
90°
72°
21
88°
76°
22
87°
76°
23
88°
75°
24
88°
76°
25
87°
75°
26
88°
75°
27
88°
74°
28
87°
75°
29
86°
75°
30
85°
73°
1
82°
66°
2
80°
67°
3
81°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Clute
Clute's September 2026 forecast shows daily high temperatures ranging from 80° to 95°, with overnight lows between 66° and 78°. The average high for September is 89° with an average low of 74°. 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 Clute. See also: October | November | December.