S
M
T
W
T
F
S
26
77°
57°
27
82°
59°
28
79°
57°
29
79°
54°
30
81°
50°
31
86°
52°
1
73°
57°
2
72°
54°
3
77°
45°
4
82°
50°
5
88°
54°
6
91°
55°
7
88°
54°
8
86°
55°
9
81°
54°
10
77°
54°
11
81°
54°
12
81°
57°
13
82°
57°
14
82°
55°
15
82°
54°
16
80°
55°
17
80°
52°
18
75°
52°
19
75°
53°
20
78°
52°
21
80°
55°
22
79°
55°
23
80°
54°
24
81°
53°
25
80°
54°
26
75°
51°
27
79°
55°
28
69°
49°
29
70°
47°
30
71°
47°
31
76°
50°
1
77°
52°
2
77°
52°
3
76°
51°
4
76°
53°
5
75°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lake Tapps
Lake Tapps's August 2026 forecast shows daily high temperatures ranging from 69° to 82°, with overnight lows between 47° and 57°. The average high for August is 77° 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 Lake Tapps. See also: September | October | November.