S
M
T
W
T
F
S
30
87°
68°
31
86°
65°
1
83°
62°
2
87°
66°
3
87°
71°
4
90°
72°
5
81°
68°
6
73°
68°
7
80°
67°
8
84°
67°
9
79°
59°
10
79°
54°
11
84°
60°
12
72°
57°
13
70°
49°
14
65°
60°
15
71°
49°
16
72°
58°
17
72°
60°
18
73°
66°
19
75°
56°
20
67°
52°
21
70°
50°
22
71°
52°
23
69°
53°
24
70°
54°
25
73°
55°
26
77°
53°
27
76°
54°
28
70°
53°
29
69°
51°
30
71°
47°
1
72°
50°
2
68°
50°
3
71°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Mapleton
Mapleton's September 2026 forecast shows daily high temperatures ranging from 65° to 77°, with overnight lows between 47° and 66°. The average high for September is 71° with an average low of 54°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Mapleton. See also: October | November | December.
