S
M
T
W
T
F
S
30
79°
57°
31
83°
55°
1
78°
54°
2
78°
54°
3
77°
59°
4
77°
55°
5
82°
54°
6
77°
53°
7
76°
52°
8
75°
53°
9
76°
52°
10
78°
58°
11
80°
56°
12
73°
56°
13
73°
58°
14
80°
57°
15
Hist. Avg.
77°
52°
16
Hist. Avg.
77°
52°
17
Hist. Avg.
76°
52°
18
Hist. Avg.
76°
51°
19
Hist. Avg.
76°
51°
20
Hist. Avg.
75°
50°
21
Hist. Avg.
75°
50°
22
Hist. Avg.
74°
50°
23
Hist. Avg.
74°
49°
24
Hist. Avg.
74°
49°
25
Hist. Avg.
73°
48°
26
Hist. Avg.
73°
48°
27
Hist. Avg.
72°
48°
28
Hist. Avg.
72°
47°
29
Hist. Avg.
72°
47°
30
Hist. Avg.
71°
47°
1
Hist. Avg.
71°
46°
2
Hist. Avg.
71°
46°
3
Hist. Avg.
70°
45°
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 73° to 83°, with overnight lows between 52° and 59°. The average high for September is 78° with an average low of 55°. 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.