S
M
T
W
T
F
S
26
83°
66°
27
83°
66°
28
88°
67°
29
88°
67°
30
86°
66°
31
86°
67°
1
87°
67°
2
88°
68°
3
88°
67°
4
86°
66°
5
86°
66°
6
87°
67°
7
88°
65°
8
82°
61°
9
79°
61°
10
80°
64°
11
83°
66°
12
86°
66°
13
87°
67°
14
87°
65°
15
86°
64°
16
80°
60°
17
80°
60°
18
80°
63°
19
85°
63°
20
86°
62°
21
87°
63°
22
86°
61°
23
83°
56°
24
78°
55°
25
78°
55°
26
79°
56°
27
79°
54°
28
80°
54°
29
81°
57°
30
84°
61°
31
80°
61°
1
81°
60°
2
85°
59°
3
85°
51°
4
77°
52°
5
77°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Donovan
Donovan's August 2026 forecast shows daily high temperatures ranging from 77° to 88°, with overnight lows between 51° and 68°. The average high for August is 83° with an average low of 62°. 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 Donovan. See also: September | October | November.