S
M
T
W
T
F
S
26
84°
61°
27
84°
66°
28
72°
63°
29
79°
64°
30
79°
63°
31
82°
61°
1
78°
66°
2
76°
66°
3
79°
58°
4
83°
59°
5
83°
65°
6
82°
66°
7
83°
65°
8
83°
63°
9
82°
62°
10
77°
61°
11
76°
58°
12
72°
59°
13
74°
57°
14
75°
56°
15
72°
57°
16
71°
55°
17
78°
58°
18
71°
55°
19
71°
56°
20
75°
55°
21
70°
55°
22
72°
59°
23
75°
59°
24
74°
58°
25
74°
58°
26
77°
57°
27
76°
58°
28
69°
58°
29
76°
57°
30
75°
58°
31
76°
56°
1
68°
55°
2
66°
54°
3
67°
52°
4
68°
51°
5
71°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Saint-Sauveur
Saint-Sauveur's August 2026 forecast shows daily high temperatures ranging from 66° to 83°, with overnight lows between 51° and 66°. The average high for August is 75° with an average low of 58°. 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-Sauveur. See also: September | October | November.