S
M
T
W
T
F
S
30
81°
59°
31
78°
56°
1
75°
57°
2
75°
57°
3
76°
58°
4
76°
57°
5
73°
58°
6
73°
61°
7
74°
63°
8
79°
58°
9
73°
56°
10
73°
56°
11
72°
57°
12
73°
59°
13
72°
58°
14
71°
56°
15
72°
61°
16
72°
54°
17
75°
55°
18
73°
55°
19
71°
61°
20
73°
58°
21
74°
57°
22
Hist. Avg.
74°
55°
23
Hist. Avg.
73°
55°
24
Hist. Avg.
73°
54°
25
Hist. Avg.
72°
54°
26
Hist. Avg.
72°
54°
27
Hist. Avg.
72°
53°
28
Hist. Avg.
71°
53°
29
Hist. Avg.
71°
52°
30
Hist. Avg.
70°
52°
1
Hist. Avg.
70°
52°
2
Hist. Avg.
69°
51°
3
Hist. Avg.
69°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in North Dover
North Dover's September 2026 forecast shows daily high temperatures ranging from 71° to 81°, with overnight lows between 54° and 63°. The average high for September is 74° with an average low of 58°. 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 North Dover. See also: October | November | December.