S
M
T
W
T
F
S
26
86°
61°
27
87°
58°
28
91°
55°
29
90°
58°
30
90°
53°
31
90°
56°
1
92°
57°
2
76°
51°
3
85°
51°
4
88°
47°
5
91°
51°
6
82°
54°
7
84°
52°
8
80°
54°
9
85°
60°
10
83°
58°
11
77°
54°
12
69°
51°
13
74°
52°
14
80°
58°
15
81°
58°
16
82°
58°
17
81°
57°
18
80°
59°
19
83°
60°
20
84°
58°
21
83°
59°
22
79°
56°
23
76°
51°
24
78°
55°
25
82°
59°
26
82°
59°
27
82°
60°
28
80°
58°
29
75°
58°
30
71°
55°
31
70°
50°
1
72°
57°
2
69°
52°
3
69°
50°
4
71°
48°
5
74°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Kaslo
Kaslo's August 2026 forecast shows daily high temperatures ranging from 69° to 85°, with overnight lows between 48° and 60°. The average high for August is 78° with an average low of 56°. 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 Kaslo. See also: September | October | November.