S
M
T
W
T
F
S
30
59°
46°
31
54°
42°
1
55°
41°
2
53°
40°
3
53°
39°
4
54°
39°
5
54°
40°
6
53°
39°
7
52°
38°
8
51°
37°
9
51°
37°
10
52°
36°
11
51°
36°
12
51°
41°
13
52°
43°
14
51°
39°
15
52°
38°
16
55°
32°
17
55°
41°
18
54°
40°
19
53°
39°
20
48°
38°
21
50°
40°
22
52°
39°
23
50°
37°
24
46°
38°
25
48°
35°
26
49°
34°
27
44°
35°
28
48°
36°
29
48°
36°
30
42°
34°
1
47°
31°
2
47°
31°
3
Hist. Avg.
42°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Stony River
Stony River's September 2026 forecast shows daily high temperatures ranging from 42° to 59°, with overnight lows between 31° and 46°. The average high for September is 51° with an average low of 38°. 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 Stony River. See also: October | November | December.