S
M
T
W
T
F
S
30
78°
61°
31
78°
62°
1
83°
56°
2
78°
56°
3
78°
57°
4
79°
55°
5
77°
54°
6
80°
58°
7
81°
58°
8
79°
60°
9
82°
60°
10
79°
59°
11
80°
59°
12
81°
58°
13
81°
59°
14
82°
59°
15
82°
58°
16
81°
53°
17
79°
57°
18
72°
58°
19
79°
57°
20
80°
57°
21
79°
55°
22
78°
49°
23
76°
54°
24
72°
55°
25
72°
56°
26
Hist. Avg.
71°
46°
27
Hist. Avg.
70°
45°
28
Hist. Avg.
70°
45°
29
Hist. Avg.
70°
45°
30
Hist. Avg.
69°
44°
1
Hist. Avg.
69°
44°
2
Hist. Avg.
68°
44°
3
Hist. Avg.
68°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Easton
Easton's September 2026 forecast shows daily high temperatures ranging from 72° to 83°, with overnight lows between 49° and 62°. The average high for September is 79° with an average low of 57°. 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.