S
M
T
W
T
F
S
30
88°
57°
31
80°
60°
1
80°
64°
2
79°
58°
3
82°
57°
4
85°
64°
5
87°
62°
6
88°
55°
7
78°
55°
8
78°
54°
9
79°
56°
10
84°
57°
11
84°
56°
12
77°
55°
13
76°
53°
14
77°
60°
15
82°
59°
16
84°
52°
17
79°
51°
18
74°
50°
19
74°
51°
20
75°
55°
21
72°
56°
22
73°
50°
23
72°
54°
24
72°
50°
25
74°
57°
26
78°
57°
27
79°
48°
28
78°
49°
29
72°
55°
30
73°
56°
1
70°
55°
2
71°
52°
3
70°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Stonewood
Stonewood's September 2026 forecast shows daily high temperatures ranging from 70° to 88°, with overnight lows between 46° and 64°. The average high for September is 78° with an average low of 55°. 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 Stonewood. See also: October | November | December.