S
M
T
W
T
F
S
26
82°
63°
27
81°
66°
28
75°
63°
29
73°
61°
30
76°
60°
31
79°
61°
1
81°
62°
2
79°
61°
3
82°
63°
4
81°
62°
5
83°
64°
6
81°
65°
7
83°
63°
8
82°
60°
9
83°
63°
10
82°
64°
11
80°
64°
12
81°
63°
13
82°
63°
14
78°
62°
15
76°
61°
16
78°
63°
17
81°
63°
18
81°
62°
19
77°
62°
20
79°
61°
21
78°
62°
22
78°
62°
23
81°
61°
24
82°
55°
25
73°
56°
26
74°
61°
27
78°
62°
28
81°
62°
29
81°
61°
30
77°
56°
31
72°
52°
1
71°
54°
2
71°
54°
3
72°
52°
4
72°
57°
5
79°
61°
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 71° to 83°, with overnight lows between 52° and 66°. The average high for August is 78° with an average low of 61°. 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.