S
M
T
W
T
F
S
30
70°
63°
31
68°
63°
1
68°
63°
2
70°
64°
3
70°
66°
4
70°
64°
5
68°
54°
6
78°
65°
7
71°
60°
8
65°
56°
9
66°
55°
10
66°
59°
11
68°
57°
12
68°
59°
13
66°
54°
14
67°
55°
15
67°
56°
16
66°
55°
17
66°
56°
18
67°
57°
19
66°
53°
20
67°
56°
21
69°
56°
22
69°
55°
23
68°
56°
24
69°
56°
25
69°
54°
26
66°
53°
27
65°
52°
28
65°
52°
29
64°
51°
30
65°
53°
1
65°
48°
2
64°
52°
3
66°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Berck
Berck's September 2026 forecast shows daily high temperatures ranging from 64° to 78°, with overnight lows between 48° and 65°. The average high for September is 67° with an average low of 55°. 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 Berck. See also: October | November | December.