S
M
T
W
T
F
S
26
59°
49°
27
58°
49°
28
59°
50°
29
66°
50°
30
63°
49°
31
61°
50°
1
59°
50°
2
61°
49°
3
62°
50°
4
64°
50°
5
63°
49°
6
66°
50°
7
64°
50°
8
61°
49°
9
61°
49°
10
59°
46°
11
61°
45°
12
61°
46°
13
58°
44°
14
59°
43°
15
56°
41°
16
58°
47°
17
61°
39°
18
58°
39°
19
53°
44°
20
58°
42°
21
57°
43°
22
61°
39°
23
60°
38°
24
52°
44°
25
58°
45°
26
60°
45°
27
62°
41°
28
58°
41°
29
50°
42°
30
51°
43°
31
56°
41°
1
54°
37°
2
50°
38°
3
49°
41°
4
51°
42°
5
55°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Arviat
Arviat's August 2026 forecast shows daily high temperatures ranging from 49° to 66°, with overnight lows between 37° and 50°. The average high for August is 58° 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 August weather will actually feel in Arviat. See also: September | October | November.