S
M
T
W
T
F
S
30
64°
59°
31
64°
59°
1
66°
57°
2
64°
52°
3
61°
50°
4
59°
46°
5
57°
48°
6
48°
43°
7
55°
39°
8
59°
52°
9
59°
55°
10
59°
52°
11
55°
50°
12
57°
48°
13
57°
45°
14
57°
45°
15
55°
41°
16
57°
45°
17
57°
52°
18
55°
50°
19
57°
54°
20
61°
52°
21
57°
46°
22
57°
43°
23
57°
43°
24
55°
52°
25
57°
54°
26
54°
52°
27
57°
46°
28
50°
43°
29
55°
46°
30
55°
43°
1
57°
41°
2
54°
52°
3
54°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Kuopio
Kuopio's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Kuopio. See also: October | November | December.