S
M
T
W
T
F
S
28
80°
64°
29
75°
62°
30
74°
62°
1
72°
59°
2
67°
54°
3
66°
53°
4
66°
53°
5
67°
58°
6
69°
55°
7
69°
54°
8
72°
58°
9
72°
56°
10
70°
54°
11
67°
55°
12
68°
57°
13
73°
59°
14
69°
57°
15
70°
58°
16
70°
57°
17
74°
60°
18
75°
60°
19
74°
59°
20
74°
60°
21
73°
60°
22
73°
59°
23
71°
60°
24
71°
58°
25
70°
58°
26
69°
59°
27
71°
57°
28
73°
58°
29
74°
59°
30
74°
60°
31
75°
61°
1
76°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Dover
Dover's July 2026 forecast shows daily high temperatures ranging from 66° to 80°, with overnight lows between 53° and 64°. The average high for July is 72° 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 July weather will actually feel in Dover. See also: August | September | October.