S
M
T
W
T
F
S
28
72°
52°
29
72°
52°
30
71°
48°
1
69°
53°
2
67°
49°
3
59°
46°
4
57°
45°
5
63°
48°
6
67°
50°
7
66°
51°
8
69°
50°
9
69°
51°
10
67°
50°
11
65°
53°
12
65°
48°
13
65°
51°
14
67°
53°
15
67°
53°
16
68°
52°
17
67°
52°
18
68°
54°
19
69°
54°
20
68°
55°
21
71°
55°
22
73°
54°
23
67°
55°
24
73°
56°
25
73°
52°
26
69°
54°
27
66°
50°
28
65°
51°
29
67°
56°
30
73°
57°
31
72°
57°
1
70°
56°
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 57° to 73°, with overnight lows between 45° and 57°. The average high for July is 68° with an average low of 52°. 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.