S
M
T
W
T
F
S
30
88°
66°
31
83°
73°
1
92°
72°
2
85°
72°
3
88°
74°
4
88°
73°
5
82°
66°
6
81°
62°
7
80°
63°
8
83°
63°
9
88°
69°
10
89°
74°
11
78°
67°
12
80°
63°
13
86°
71°
14
78°
59°
15
77°
60°
16
81°
65°
17
83°
68°
18
82°
65°
19
80°
67°
20
76°
61°
21
72°
60°
22
72°
60°
23
73°
58°
24
71°
59°
25
74°
60°
26
75°
67°
27
76°
62°
28
77°
61°
29
77°
60°
30
72°
58°
1
70°
59°
2
71°
60°
3
77°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Kitts Hummock
Kitts Hummock's September 2026 forecast shows daily high temperatures ranging from 70° to 86°, with overnight lows between 58° and 71°. The average high for September is 76° with an average low of 62°. 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 Kitts Hummock. See also: October | November | December.