S
M
T
W
T
F
S
26
75°
60°
27
72°
61°
28
72°
61°
29
74°
60°
30
73°
60°
31
71°
59°
1
71°
56°
2
70°
55°
3
71°
60°
4
72°
61°
5
72°
59°
6
71°
59°
7
77°
58°
8
75°
61°
9
76°
61°
10
77°
60°
11
76°
57°
12
74°
58°
13
74°
58°
14
73°
55°
15
72°
54°
16
71°
57°
17
73°
57°
18
70°
56°
19
70°
54°
20
71°
58°
21
73°
59°
22
75°
59°
23
75°
58°
24
73°
58°
25
74°
52°
26
72°
52°
27
68°
51°
28
67°
52°
29
68°
54°
30
71°
55°
31
70°
55°
1
67°
56°
2
70°
55°
3
71°
54°
4
70°
55°
5
70°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Souris
Souris's August 2026 forecast shows daily high temperatures ranging from 67° to 77°, with overnight lows between 51° 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 Souris. See also: September | October | November.