S
M
T
W
T
F
S
30
58°
40°
31
67°
40°
1
77°
41°
2
75°
51°
3
63°
49°
4
53°
43°
5
49°
44°
6
54°
42°
7
61°
47°
8
71°
45°
9
76°
49°
10
74°
40°
11
64°
38°
12
52°
40°
13
63°
41°
14
69°
43°
15
64°
41°
16
65°
45°
17
63°
45°
18
61°
41°
19
61°
42°
20
65°
42°
21
62°
47°
22
58°
44°
23
61°
46°
24
64°
44°
25
67°
46°
26
67°
44°
27
56°
36°
28
53°
34°
29
52°
34°
30
53°
37°
1
54°
37°
2
57°
38°
3
57°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Shuswap
Shuswap's September 2026 forecast shows daily high temperatures ranging from 52° to 76°, with overnight lows between 34° and 49°. The average high for September is 62° with an average low of 42°. 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 Shuswap. See also: October | November | December.