S
M
T
W
T
F
S
28
54°
45°
29
54°
48°
30
59°
48°
1
54°
47°
2
53°
45°
3
51°
46°
4
54°
46°
5
55°
46°
6
56°
47°
7
54°
44°
8
55°
46°
9
53°
45°
10
54°
44°
11
57°
47°
12
54°
47°
13
54°
47°
14
54°
46°
15
55°
46°
16
54°
45°
17
54°
45°
18
55°
46°
19
54°
45°
20
54°
45°
21
55°
46°
22
54°
45°
23
54°
46°
24
55°
46°
25
56°
47°
26
55°
46°
27
55°
46°
28
56°
47°
29
56°
50°
30
57°
50°
31
56°
50°
1
57°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Unalaska
Unalaska's July 2026 forecast shows daily high temperatures ranging from 51° to 59°, with overnight lows between 44° and 50°. The average high for July is 55° with an average low of 46°. 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 Unalaska. See also: August | September | October.