S
M
T
W
T
F
S
26
72°
61°
27
71°
61°
28
74°
60°
29
75°
61°
30
72°
61°
31
68°
60°
1
68°
58°
2
69°
60°
3
73°
60°
4
74°
61°
5
75°
60°
6
75°
61°
7
71°
54°
8
75°
59°
9
75°
58°
10
71°
59°
11
75°
61°
12
76°
60°
13
74°
60°
14
75°
56°
15
74°
51°
16
72°
51°
17
68°
59°
18
67°
52°
19
66°
50°
20
67°
51°
21
66°
55°
22
67°
57°
23
73°
55°
24
73°
55°
25
65°
49°
26
65°
52°
27
68°
58°
28
73°
50°
29
73°
53°
30
72°
58°
31
73°
59°
1
74°
58°
2
74°
57°
3
73°
52°
4
72°
56°
5
72°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cariboo-Armstrong
Cariboo-Armstrong's August 2026 forecast shows daily high temperatures ranging from 65° to 76°, with overnight lows between 49° and 61°. The average high for August is 72° with an average low of 57°. 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 Cariboo-Armstrong. See also: September | October | November.