S
M
T
W
T
F
S
26
78°
60°
27
80°
59°
28
77°
59°
29
73°
58°
30
80°
60°
31
73°
57°
1
78°
53°
2
73°
53°
3
70°
52°
4
71°
52°
5
72°
53°
6
72°
52°
7
75°
52°
8
76°
54°
9
79°
60°
10
79°
58°
11
75°
60°
12
79°
61°
13
79°
60°
14
78°
56°
15
76°
50°
16
71°
56°
17
75°
50°
18
70°
51°
19
69°
50°
20
70°
53°
21
73°
52°
22
72°
52°
23
70°
51°
24
72°
57°
25
69°
49°
26
71°
57°
27
75°
52°
28
74°
50°
29
68°
52°
30
66°
49°
31
67°
49°
1
68°
47°
2
67°
48°
3
67°
55°
4
72°
49°
5
67°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Saint-Thomas-de-Caxton
Saint-Thomas-de-Caxton's August 2026 forecast shows daily high temperatures ranging from 66° to 80°, with overnight lows between 46° and 61°. The average high for August is 73° with an average low of 54°. 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 Saint-Thomas-de-Caxton. See also: September | October | November.