S
M
T
W
T
F
S
30
102°
76°
31
102°
75°
1
99°
77°
2
102°
75°
3
89°
75°
4
99°
75°
5
100°
74°
6
99°
74°
7
101°
74°
8
99°
76°
9
98°
76°
10
98°
75°
11
97°
75°
12
99°
75°
13
100°
75°
14
98°
74°
15
95°
70°
16
92°
71°
17
91°
67°
18
91°
66°
19
90°
65°
20
85°
65°
21
87°
64°
22
92°
70°
23
91°
69°
24
90°
68°
25
84°
68°
26
89°
67°
27
89°
67°
28
88°
66°
29
88°
67°
30
84°
62°
1
79°
56°
2
77°
55°
3
77°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Kemp
Kemp's September 2026 forecast shows daily high temperatures ranging from 77° to 100°, with overnight lows between 55° and 76°. The average high for September is 90° with an average low of 68°. 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 Kemp. See also: October | November | December.