S
M
T
W
T
F
S
26
64°
52°
27
64°
51°
28
63°
51°
29
63°
53°
30
64°
53°
31
63°
52°
1
64°
55°
2
64°
54°
3
63°
54°
4
64°
53°
5
63°
49°
6
62°
48°
7
65°
50°
8
64°
49°
9
66°
52°
10
67°
50°
11
66°
51°
12
70°
53°
13
70°
47°
14
69°
52°
15
69°
51°
16
68°
51°
17
68°
46°
18
67°
49°
19
68°
46°
20
67°
50°
21
66°
48°
22
66°
44°
23
61°
44°
24
59°
43°
25
59°
43°
26
60°
44°
27
61°
46°
28
62°
44°
29
59°
44°
30
60°
42°
31
58°
44°
1
57°
41°
2
58°
43°
3
60°
45°
4
60°
43°
5
57°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Willow
Willow's August 2026 forecast shows daily high temperatures ranging from 57° to 70°, with overnight lows between 41° and 55°. The average high for August is 64° with an average low of 48°. 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 Willow. See also: September | October | November.