S
M
T
W
T
F
S
26
88°
56°
27
89°
58°
28
91°
55°
29
90°
53°
30
92°
51°
31
96°
54°
1
92°
55°
2
76°
51°
3
83°
45°
4
89°
47°
5
94°
49°
6
88°
53°
7
98°
54°
8
80°
55°
9
90°
52°
10
86°
55°
11
87°
53°
12
82°
57°
13
65°
57°
14
82°
53°
15
76°
53°
16
75°
53°
17
81°
53°
18
78°
54°
19
81°
55°
20
84°
48°
21
86°
50°
22
74°
46°
23
75°
44°
24
76°
46°
25
83°
49°
26
80°
49°
27
81°
48°
28
73°
42°
29
66°
39°
30
66°
39°
31
75°
47°
1
76°
46°
2
75°
47°
3
76°
47°
4
74°
46°
5
71°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Rossland
Rossland's August 2026 forecast shows daily high temperatures ranging from 66° to 86°, with overnight lows between 39° and 55°. The average high for August is 76° with an average low of 48°. 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 Rossland. See also: September | October | November.