S
M
T
W
T
F
S
30
79°
52°
31
78°
53°
1
68°
61°
2
72°
61°
3
79°
60°
4
82°
58°
5
76°
53°
6
72°
48°
7
78°
46°
8
78°
47°
9
76°
54°
10
83°
65°
11
67°
41°
12
71°
57°
13
76°
55°
14
66°
39°
15
68°
53°
16
70°
56°
17
68°
49°
18
66°
49°
19
63°
45°
20
60°
42°
21
61°
44°
22
63°
43°
23
64°
46°
24
65°
42°
25
56°
37°
26
56°
38°
27
57°
45°
28
61°
43°
29
56°
37°
30
56°
42°
1
58°
44°
2
55°
39°
3
61°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in West Dover
West Dover's September 2026 forecast shows daily high temperatures ranging from 55° to 76°, with overnight lows between 37° and 57°. The average high for September is 63° with an average low of 45°. 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 West Dover. See also: October | November | December.