S
M
T
W
T
F
S
26
62°
49°
27
62°
53°
28
63°
50°
29
62°
50°
30
62°
51°
31
66°
54°
1
67°
52°
2
63°
51°
3
65°
50°
4
65°
49°
5
63°
49°
6
65°
50°
7
65°
49°
8
64°
48°
9
66°
50°
10
66°
49°
11
65°
52°
12
67°
54°
13
63°
54°
14
67°
53°
15
66°
52°
16
64°
51°
17
63°
53°
18
64°
52°
19
64°
50°
20
65°
52°
21
67°
53°
22
66°
48°
23
65°
53°
24
63°
50°
25
63°
52°
26
61°
51°
27
62°
53°
28
61°
52°
29
62°
52°
30
63°
51°
31
64°
52°
1
64°
50°
2
63°
51°
3
63°
50°
4
62°
47°
5
63°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Selkirk
Selkirk's August 2026 forecast shows daily high temperatures ranging from 61° to 67°, with overnight lows between 46° and 54°. The average high for August is 64° with an average low of 51°. 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 Selkirk. See also: September | October | November.
