S
M
T
W
T
F
S
30
62°
49°
31
64°
50°
1
69°
49°
2
69°
42°
3
65°
41°
4
69°
46°
5
70°
49°
6
69°
49°
7
68°
48°
8
63°
44°
9
68°
47°
10
70°
47°
11
70°
49°
12
68°
45°
13
66°
49°
14
66°
47°
15
67°
39°
16
65°
35°
17
56°
40°
18
59°
47°
19
64°
46°
20
64°
46°
21
65°
36°
22
64°
34°
23
60°
36°
24
62°
38°
25
Hist. Avg.
54°
38°
26
Hist. Avg.
53°
37°
27
Hist. Avg.
53°
37°
28
Hist. Avg.
52°
37°
29
Hist. Avg.
52°
36°
30
Hist. Avg.
51°
36°
1
Hist. Avg.
51°
36°
2
Hist. Avg.
51°
35°
3
Hist. Avg.
50°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Manawan
Manawan's September 2026 forecast shows daily high temperatures ranging from 56° to 70°, with overnight lows between 34° and 50°. The average high for September is 65° with an average low of 44°. 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 Manawan. See also: October | November | December.