S
M
T
W
T
F
S
26
83°
64°
27
83°
64°
28
87°
58°
29
93°
60°
30
83°
58°
31
80°
54°
1
83°
61°
2
89°
58°
3
71°
47°
4
70°
46°
5
77°
51°
6
79°
52°
7
80°
55°
8
78°
52°
9
78°
55°
10
76°
54°
11
75°
53°
12
78°
56°
13
77°
56°
14
80°
54°
15
79°
53°
16
76°
57°
17
78°
58°
18
78°
57°
19
82°
59°
20
83°
60°
21
83°
59°
22
82°
58°
23
82°
59°
24
82°
56°
25
74°
56°
26
70°
55°
27
76°
56°
28
80°
56°
29
81°
57°
30
79°
56°
31
73°
55°
1
77°
56°
2
79°
56°
3
77°
55°
4
78°
54°
5
78°
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 70° to 89°, with overnight lows between 46° and 60°. The average high for August is 78° with an average low of 55°. 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.