S
M
T
W
T
F
S
30
72°
49°
31
74°
49°
1
74°
50°
2
79°
52°
3
78°
52°
4
78°
53°
5
79°
51°
6
79°
43°
7
75°
39°
8
66°
44°
9
67°
41°
10
64°
45°
11
67°
51°
12
74°
50°
13
75°
52°
14
76°
48°
15
72°
37°
16
68°
41°
17
Hist. Avg.
67°
41°
18
Hist. Avg.
66°
40°
19
Hist. Avg.
66°
40°
20
Hist. Avg.
65°
40°
21
Hist. Avg.
65°
39°
22
Hist. Avg.
64°
39°
23
Hist. Avg.
64°
38°
24
Hist. Avg.
63°
38°
25
Hist. Avg.
63°
38°
26
Hist. Avg.
63°
37°
27
Hist. Avg.
62°
37°
28
Hist. Avg.
62°
36°
29
Hist. Avg.
61°
36°
30
Hist. Avg.
61°
36°
1
Hist. Avg.
60°
35°
2
Hist. Avg.
60°
35°
3
Hist. Avg.
59°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Moose Jaw
Moose Jaw's September 2026 forecast shows daily high temperatures ranging from 64° to 79°, with overnight lows between 37° and 53°. The average high for September is 73° with an average low of 47°. 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 Moose Jaw. See also: October | November | December.
