S
M
T
W
T
F
S
26
85°
62°
27
86°
75°
28
73°
73°
29
81°
81°
30
82°
66°
31
88°
70°
1
76°
66°
2
75°
64°
3
78°
63°
4
82°
63°
5
83°
61°
6
82°
59°
7
87°
61°
8
88°
61°
9
86°
60°
10
84°
59°
11
84°
58°
12
83°
59°
13
82°
58°
14
78°
55°
15
77°
54°
16
77°
60°
17
79°
61°
18
78°
57°
19
77°
56°
20
77°
58°
21
78°
54°
22
75°
53°
23
75°
52°
24
76°
53°
25
75°
52°
26
74°
52°
27
75°
53°
28
77°
56°
29
78°
58°
30
80°
59°
31
75°
60°
1
77°
59°
2
80°
55°
3
74°
50°
4
74°
53°
5
75°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in River Raisin
River Raisin's August 2026 forecast shows daily high temperatures ranging from 74° to 88°, with overnight lows between 50° and 70°. The average high for August is 79° 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 River Raisin. See also: September | October | November.