S
M
T
W
T
F
S
26
62°
51°
27
61°
54°
28
62°
54°
29
63°
52°
30
62°
54°
31
66°
57°
1
65°
56°
2
62°
52°
3
63°
54°
4
64°
53°
5
63°
54°
6
65°
55°
7
64°
52°
8
63°
53°
9
61°
55°
10
61°
54°
11
61°
53°
12
62°
53°
13
61°
52°
14
61°
51°
15
60°
52°
16
61°
51°
17
61°
50°
18
60°
54°
19
61°
54°
20
61°
53°
21
62°
52°
22
61°
52°
23
60°
54°
24
60°
54°
25
61°
53°
26
60°
54°
27
60°
52°
28
61°
50°
29
60°
51°
30
64°
53°
31
65°
53°
1
65°
52°
2
64°
53°
3
63°
53°
4
60°
52°
5
63°
51°
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 66°, with overnight lows between 50° and 57°. The average high for August is 62° with an average low of 53°. 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.