S
M
T
W
T
F
S
30
72°
54°
31
73°
61°
1
76°
62°
2
72°
64°
3
78°
64°
4
82°
61°
5
83°
59°
6
74°
52°
7
71°
52°
8
72°
60°
9
76°
55°
10
76°
58°
11
74°
54°
12
74°
59°
13
73°
59°
14
79°
57°
15
72°
57°
16
68°
56°
17
67°
57°
18
68°
52°
19
75°
49°
20
67°
55°
21
71°
47°
22
68°
48°
23
67°
47°
24
68°
47°
25
70°
52°
26
71°
48°
27
65°
55°
28
66°
50°
29
71°
44°
30
62°
52°
1
68°
48°
2
72°
47°
3
64°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Hamlin
Hamlin's September 2026 forecast shows daily high temperatures ranging from 62° to 83°, with overnight lows between 44° and 64°. The average high for September is 72° with an average low of 54°. 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 Hamlin. See also: October | November | December.