S
M
T
W
T
F
S
30
91°
70°
31
90°
71°
1
91°
70°
2
94°
74°
3
90°
69°
4
92°
66°
5
90°
64°
6
95°
66°
7
89°
68°
8
86°
67°
9
85°
64°
10
87°
72°
11
85°
74°
12
83°
74°
13
80°
69°
14
77°
69°
15
75°
65°
16
72°
66°
17
78°
71°
18
76°
70°
19
78°
71°
20
78°
71°
21
75°
70°
22
76°
69°
23
70°
65°
24
72°
66°
25
75°
68°
26
76°
68°
27
75°
67°
28
68°
62°
29
71°
65°
30
75°
67°
1
74°
67°
2
69°
66°
3
71°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Nikiti
Nikiti's September 2026 forecast shows daily high temperatures ranging from 68° to 87°, with overnight lows between 62° and 74°. The average high for September is 76° 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 Nikiti. See also: October | November | December.