S
M
T
W
T
F
S
26
84°
64°
27
84°
61°
28
74°
65°
29
75°
66°
30
82°
63°
31
85°
60°
1
79°
63°
2
73°
67°
3
78°
59°
4
84°
56°
5
86°
58°
6
87°
64°
7
83°
66°
8
82°
66°
9
80°
65°
10
79°
62°
11
80°
60°
12
75°
57°
13
76°
54°
14
75°
53°
15
74°
57°
16
70°
58°
17
74°
55°
18
76°
57°
19
77°
58°
20
73°
55°
21
75°
56°
22
74°
55°
23
72°
52°
24
72°
53°
25
71°
54°
26
77°
59°
27
78°
58°
28
68°
50°
29
72°
57°
30
77°
57°
31
77°
56°
1
76°
58°
2
77°
57°
3
76°
56°
4
72°
56°
5
71°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Carleton Place
Carleton Place's August 2026 forecast shows daily high temperatures ranging from 68° to 78°, with overnight lows between 50° and 59°. The average high for August is 74° 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 Carleton Place. See also: September | October | November.