S
M
T
W
T
F
S
26
83°
70°
27
85°
69°
28
82°
62°
29
79°
60°
30
80°
65°
31
82°
66°
1
81°
62°
2
80°
65°
3
82°
66°
4
83°
65°
5
83°
64°
6
82°
78°
7
79°
71°
8
81°
72°
9
80°
71°
10
76°
71°
11
75°
70°
12
75°
72°
13
81°
71°
14
75°
70°
15
79°
70°
16
74°
69°
17
74°
69°
18
75°
68°
19
75°
67°
20
74°
70°
21
76°
70°
22
77°
69°
23
77°
71°
24
80°
71°
25
81°
70°
26
81°
71°
27
80°
69°
28
72°
67°
29
72°
68°
30
77°
69°
31
79°
70°
1
80°
70°
2
78°
64°
3
70°
63°
4
70°
62°
5
71°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Windfall
Windfall's August 2026 forecast shows daily high temperatures ranging from 70° to 85°, with overnight lows between 60° and 78°. The average high for August is 78° with an average low of 68°. 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 Windfall. See also: September | October | November.