S
M
T
W
T
F
S
28
60°
54°
29
64°
53°
30
66°
52°
1
61°
49°
2
69°
47°
3
58°
53°
4
68°
54°
5
61°
54°
6
60°
50°
7
61°
49°
8
62°
53°
9
62°
52°
10
67°
49°
11
72°
52°
12
67°
50°
13
69°
48°
14
65°
49°
15
72°
54°
16
71°
51°
17
76°
51°
18
67°
48°
19
69°
50°
20
75°
55°
21
78°
56°
22
74°
54°
23
70°
52°
24
67°
52°
25
68°
53°
26
67°
52°
27
66°
53°
28
63°
52°
29
63°
54°
30
64°
54°
31
63°
53°
1
63°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Thorne Bay
Thorne Bay's July 2026 forecast shows daily high temperatures ranging from 63° to 78°, with overnight lows between 48° and 56°. 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 Thorne Bay. See also: August | September | October.