S
M
T
W
T
F
S
30
63°
43°
31
67°
50°
1
71°
50°
2
70°
51°
3
71°
51°
4
70°
47°
5
69°
41°
6
64°
44°
7
65°
49°
8
67°
49°
9
69°
50°
10
69°
48°
11
68°
48°
12
66°
46°
13
67°
47°
14
66°
47°
15
67°
43°
16
68°
41°
17
59°
36°
18
59°
45°
19
63°
44°
20
Hist. Avg.
60°
40°
21
Hist. Avg.
60°
40°
22
Hist. Avg.
60°
40°
23
Hist. Avg.
60°
40°
24
Hist. Avg.
59°
39°
25
Hist. Avg.
59°
39°
26
Hist. Avg.
59°
39°
27
Hist. Avg.
59°
39°
28
Hist. Avg.
58°
38°
29
Hist. Avg.
58°
38°
30
Hist. Avg.
58°
38°
1
Hist. Avg.
57°
38°
2
Hist. Avg.
57°
37°
3
Hist. Avg.
57°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Stony Plain
Stony Plain's September 2026 forecast shows daily high temperatures ranging from 59° to 71°, with overnight lows between 36° and 51°. The average high for September is 67° with an average low of 46°. 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 Plain. See also: October | November | December.
