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