S
M
T
W
T
F
S
28
47°
45°
29
48°
46°
30
48°
45°
1
46°
44°
2
49°
45°
3
48°
47°
4
57°
51°
5
53°
44°
6
49°
48°
7
54°
53°
8
54°
42°
9
43°
42°
10
46°
45°
11
50°
44°
12
45°
44°
13
45°
44°
14
44°
43°
15
44°
44°
16
45°
44°
17
46°
44°
18
45°
44°
19
45°
44°
20
46°
45°
21
45°
45°
22
46°
45°
23
46°
45°
24
47°
46°
25
47°
46°
26
46°
46°
27
47°
46°
28
48°
45°
29
47°
46°
30
47°
46°
31
48°
46°
1
47°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Amchitka
Amchitka's July 2026 forecast shows daily high temperatures ranging from 43° to 57°, with overnight lows between 42° and 53°. The average high for July is 47° with an average low of 45°. 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 Amchitka. See also: August | September | October.