S
M
T
W
T
F
S
28
78°
62°
29
82°
62°
30
N/A
1
80°
52°
2
56°
46°
3
58°
46°
4
53°
43°
5
55°
44°
6
56°
45°
7
65°
50°
8
68°
49°
9
73°
52°
10
71°
50°
11
71°
50°
12
68°
51°
13
72°
53°
14
73°
56°
15
56°
49°
16
56°
48°
17
55°
49°
18
56°
49°
19
55°
50°
20
56°
50°
21
58°
49°
22
59°
50°
23
55°
50°
24
56°
51°
25
56°
51°
26
57°
50°
27
56°
51°
28
57°
51°
29
56°
50°
30
58°
51°
31
58°
51°
1
56°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in William's Harbour
William's Harbour's July 2026 forecast shows daily high temperatures ranging from 53° to 80°, with overnight lows between 43° and 56°. The average high for July is 60° with an average low of 50°. 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 William's Harbour. See also: August | September | October.
