S
M
T
W
T
F
S
26
82°
54°
27
86°
58°
28
89°
55°
29
83°
50°
30
85°
52°
31
85°
52°
1
89°
54°
2
75°
53°
3
82°
51°
4
84°
52°
5
90°
54°
6
94°
55°
7
94°
58°
8
87°
57°
9
86°
56°
10
86°
55°
11
85°
54°
12
84°
53°
13
85°
55°
14
83°
51°
15
80°
54°
16
81°
54°
17
92°
55°
18
84°
52°
19
85°
53°
20
82°
49°
21
75°
47°
22
75°
49°
23
76°
45°
24
72°
43°
25
73°
43°
26
78°
50°
27
80°
52°
28
74°
49°
29
74°
49°
30
70°
45°
31
73°
50°
1
71°
43°
2
68°
42°
3
69°
41°
4
70°
47°
5
69°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Salmon Arm
Salmon Arm's August 2026 forecast shows daily high temperatures ranging from 68° to 94°, with overnight lows between 41° and 58°. The average high for August is 80° with an average low of 50°. 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 Salmon Arm. See also: September | October | November.