S
M
T
W
T
F
S
26
85°
64°
27
85°
64°
28
86°
63°
29
81°
62°
30
82°
63°
31
84°
63°
1
83°
62°
2
80°
60°
3
77°
56°
4
78°
61°
5
84°
62°
6
83°
63°
7
80°
60°
8
77°
55°
9
76°
57°
10
80°
61°
11
83°
62°
12
83°
62°
13
77°
61°
14
76°
58°
15
77°
61°
16
80°
61°
17
84°
60°
18
84°
61°
19
83°
61°
20
84°
63°
21
75°
51°
22
76°
49°
23
73°
54°
24
76°
49°
25
73°
48°
26
72°
49°
27
71°
49°
28
73°
48°
29
73°
52°
30
78°
57°
31
79°
56°
1
73°
52°
2
79°
59°
3
84°
53°
4
79°
50°
5
76°
47°
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 86°, with overnight lows between 47° and 64°. The average high for August is 79° with an average low of 57°. 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.