S
M
T
W
T
F
S
30
74°
52°
31
76°
57°
1
78°
52°
2
79°
51°
3
72°
50°
4
73°
51°
5
74°
56°
6
78°
56°
7
78°
56°
8
77°
55°
9
74°
56°
10
77°
55°
11
77°
54°
12
76°
54°
13
76°
53°
14
75°
49°
15
70°
51°
16
68°
51°
17
70°
48°
18
69°
47°
19
74°
51°
20
73°
53°
21
74°
51°
22
69°
47°
23
70°
50°
24
71°
51°
25
71°
45°
26
68°
50°
27
70°
50°
28
72°
49°
29
73°
49°
30
Hist. Avg.
71°
47°
1
Hist. Avg.
71°
46°
2
Hist. Avg.
70°
46°
3
Hist. Avg.
70°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Mount Solon
Mount Solon's September 2026 forecast shows daily high temperatures ranging from 68° to 79°, with overnight lows between 45° and 57°. The average high for September is 73° with an average low of 52°. 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 Mount Solon. See also: October | November | December.