S
M
T
W
T
F
S
30
71°
57°
31
72°
57°
1
69°
56°
2
69°
52°
3
68°
50°
4
70°
50°
5
75°
55°
6
75°
56°
7
74°
56°
8
74°
51°
9
68°
49°
10
67°
48°
11
69°
50°
12
68°
48°
13
66°
47°
14
66°
47°
15
65°
48°
16
64°
46°
17
66°
47°
18
67°
46°
19
68°
46°
20
70°
51°
21
69°
47°
22
65°
45°
23
62°
45°
24
63°
46°
25
71°
52°
26
70°
46°
27
69°
42°
28
61°
44°
29
67°
47°
30
69°
43°
1
67°
48°
2
67°
47°
3
68°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Nancy
Nancy's September 2026 forecast shows daily high temperatures ranging from 61° to 75°, with overnight lows between 42° and 57°. The average high for September is 68° 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 Nancy. See also: October | November | December.
