S
M
T
W
T
F
S
26
98°
70°
27
90°
68°
28
89°
68°
29
93°
65°
30
87°
66°
31
80°
66°
1
84°
60°
2
86°
64°
3
86°
58°
4
71°
54°
5
80°
56°
6
83°
65°
7
76°
58°
8
82°
52°
9
N/A
10
80°
61°
11
80°
60°
12
80°
56°
13
77°
58°
14
79°
58°
15
73°
57°
16
74°
58°
17
78°
61°
18
79°
59°
19
75°
57°
20
75°
56°
21
79°
59°
22
82°
65°
23
81°
61°
24
76°
60°
25
78°
61°
26
81°
60°
27
81°
59°
28
77°
58°
29
72°
54°
30
71°
57°
31
71°
57°
1
72°
58°
2
70°
57°
3
75°
58°
4
76°
57°
5
75°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Detroit Lakes
Detroit Lakes's August 2026 forecast shows daily high temperatures ranging from 70° to 82°, with overnight lows between 54° and 65°. The average high for August is 77° 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 Detroit Lakes. See also: September | October | November.