S
M
T
W
T
F
S
30
73°
59°
31
72°
55°
1
70°
54°
2
68°
59°
3
77°
64°
4
68°
55°
5
72°
52°
6
79°
55°
7
N/A
8
66°
49°
9
68°
49°
10
68°
56°
11
71°
49°
12
71°
56°
13
72°
56°
14
73°
58°
15
72°
51°
16
69°
49°
17
70°
52°
18
69°
51°
19
70°
52°
20
66°
51°
21
68°
51°
22
68°
50°
23
67°
51°
24
68°
50°
25
67°
47°
26
64°
48°
27
64°
46°
28
65°
47°
29
64°
47°
30
65°
48°
1
64°
43°
2
65°
49°
3
65°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Normandy
Normandy's September 2026 forecast shows daily high temperatures ranging from 64° to 73°, with overnight lows between 43° and 58°. The average high for September is 68° 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 Normandy. See also: October | November | December.