S
M
T
W
T
F
S
30
72°
61°
31
68°
57°
1
70°
54°
2
70°
55°
3
73°
57°
4
81°
63°
5
72°
57°
6
77°
50°
7
84°
61°
8
77°
61°
9
67°
45°
10
71°
48°
11
71°
51°
12
75°
52°
13
72°
56°
14
73°
51°
15
78°
54°
16
70°
50°
17
68°
47°
18
73°
50°
19
74°
51°
20
74°
51°
21
71°
52°
22
67°
53°
23
68°
51°
24
67°
52°
25
66°
47°
26
59°
46°
27
59°
51°
28
62°
45°
29
58°
43°
30
56°
44°
1
57°
43°
2
58°
45°
3
60°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Petange
Petange's September 2026 forecast shows daily high temperatures ranging from 56° to 78°, with overnight lows between 43° and 56°. The average high for September is 67° with an average low of 49°. 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 Petange. See also: October | November | December.