S
M
T
W
T
F
S
26
93°
62°
27
96°
66°
28
96°
62°
29
98°
63°
30
97°
64°
31
96°
65°
1
97°
63°
2
91°
65°
3
94°
63°
4
94°
65°
5
96°
64°
6
95°
63°
7
92°
61°
8
90°
58°
9
93°
58°
10
91°
59°
11
93°
61°
12
95°
62°
13
88°
61°
14
92°
59°
15
90°
60°
16
87°
57°
17
87°
60°
18
88°
63°
19
94°
62°
20
94°
59°
21
87°
58°
22
87°
56°
23
86°
55°
24
86°
57°
25
87°
58°
26
85°
55°
27
84°
54°
28
83°
53°
29
84°
54°
30
85°
56°
31
85°
56°
1
84°
53°
2
84°
54°
3
85°
57°
4
84°
52°
5
81°
52°
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 81° to 98°, with overnight lows between 52° and 66°. The average high for August is 90° with an average low of 59°. 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.