S
M
T
W
T
F
S
30
68°
53°
31
72°
54°
1
71°
56°
2
71°
56°
3
70°
57°
4
72°
57°
5
73°
56°
6
72°
57°
7
72°
57°
8
71°
56°
9
72°
54°
10
70°
51°
11
66°
50°
12
67°
52°
13
67°
54°
14
69°
55°
15
68°
54°
16
69°
54°
17
69°
50°
18
68°
51°
19
69°
53°
20
67°
52°
21
65°
49°
22
64°
49°
23
64°
52°
24
65°
50°
25
66°
51°
26
64°
52°
27
65°
51°
28
66°
51°
29
65°
50°
30
65°
51°
1
64°
52°
2
65°
52°
3
65°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Easton
Easton's September 2026 forecast shows daily high temperatures ranging from 64° to 73°, with overnight lows between 49° and 57°. The average high for September is 68° with an average low of 53°. 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 Easton. See also: October | November | December.