S
M
T
W
T
F
S
30
71°
64°
31
70°
62°
1
68°
61°
2
69°
59°
3
71°
65°
4
71°
65°
5
67°
58°
6
75°
55°
7
73°
63°
8
68°
52°
9
66°
48°
10
69°
55°
11
68°
50°
12
72°
54°
13
70°
56°
14
75°
57°
15
71°
55°
16
69°
52°
17
68°
53°
18
70°
52°
19
69°
53°
20
70°
52°
21
68°
55°
22
69°
54°
23
69°
55°
24
68°
55°
25
69°
53°
26
66°
51°
27
65°
49°
28
64°
48°
29
64°
49°
30
65°
53°
1
65°
50°
2
64°
50°
3
66°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Ieper
Ieper's September 2026 forecast shows daily high temperatures ranging from 64° to 75°, with overnight lows between 48° and 57°. The average high for September is 68° with an average low of 52°. 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 Ieper. See also: October | November | December.