S
M
T
W
T
F
S
26
81°
63°
27
82°
59°
28
82°
58°
29
83°
59°
30
84°
62°
31
87°
61°
1
85°
58°
2
82°
57°
3
81°
58°
4
82°
57°
5
81°
57°
6
81°
58°
7
82°
58°
8
81°
59°
9
81°
63°
10
82°
64°
11
81°
63°
12
81°
59°
13
85°
63°
14
87°
56°
15
81°
56°
16
81°
58°
17
84°
61°
18
86°
57°
19
80°
56°
20
79°
55°
21
78°
58°
22
81°
56°
23
79°
61°
24
78°
59°
25
79°
61°
26
80°
62°
27
84°
62°
28
84°
61°
29
85°
60°
30
85°
54°
31
77°
55°
1
77°
53°
2
78°
54°
3
79°
59°
4
78°
52°
5
81°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mapleton
Mapleton's August 2026 forecast shows daily high temperatures ranging from 77° to 87°, with overnight lows between 52° and 64°. The average high for August is 82° with an average low of 58°. 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 Mapleton. See also: September | October | November.