S
M
T
W
T
F
S
30
76°
43°
31
77°
46°
1
77°
42°
2
78°
41°
3
76°
42°
4
76°
42°
5
77°
43°
6
77°
41°
7
85°
35°
8
79°
34°
9
78°
33°
10
77°
32°
11
76°
33°
12
77°
36°
13
78°
39°
14
85°
43°
15
85°
40°
16
75°
39°
17
83°
41°
18
83°
42°
19
82°
40°
20
83°
38°
21
84°
36°
22
78°
33°
23
74°
36°
24
75°
36°
25
72°
37°
26
76°
35°
27
80°
35°
28
75°
40°
29
81°
38°
30
77°
39°
1
78°
40°
2
81°
39°
3
81°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Likely
Likely's September 2026 forecast shows daily high temperatures ranging from 72° to 85°, with overnight lows between 32° and 46°. The average high for September is 79° with an average low of 39°. 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 Likely. See also: October | November | December.