S
M
T
W
T
F
S
30
81°
48°
31
77°
55°
1
70°
50°
2
73°
45°
3
72°
52°
4
81°
57°
5
73°
53°
6
67°
43°
7
72°
54°
8
82°
62°
9
72°
54°
10
65°
50°
11
67°
52°
12
65°
51°
13
62°
49°
14
65°
49°
15
66°
50°
16
64°
49°
17
63°
45°
18
66°
47°
19
69°
51°
20
70°
54°
21
68°
53°
22
67°
52°
23
65°
52°
24
68°
50°
25
69°
52°
26
69°
52°
27
67°
51°
28
66°
51°
29
67°
50°
30
67°
49°
1
66°
46°
2
57°
43°
3
58°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Knurów
Knurów's September 2026 forecast shows daily high temperatures ranging from 57° to 82°, with overnight lows between 42° and 62°. The average high for September is 67° with an average low of 50°. 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 Knurów. See also: October | November | December.