S
M
T
W
T
F
S
30
77°
60°
31
80°
59°
1
80°
52°
2
77°
52°
3
79°
56°
4
78°
57°
5
75°
57°
6
73°
54°
7
72°
56°
8
75°
49°
9
71°
47°
10
69°
56°
11
72°
55°
12
76°
54°
13
77°
56°
14
75°
55°
15
75°
56°
16
76°
54°
17
Hist. Avg.
72°
50°
18
Hist. Avg.
71°
50°
19
Hist. Avg.
71°
49°
20
Hist. Avg.
70°
49°
21
Hist. Avg.
70°
48°
22
Hist. Avg.
70°
48°
23
Hist. Avg.
69°
48°
24
Hist. Avg.
69°
47°
25
Hist. Avg.
68°
47°
26
Hist. Avg.
68°
46°
27
Hist. Avg.
67°
46°
28
Hist. Avg.
67°
46°
29
Hist. Avg.
66°
45°
30
Hist. Avg.
66°
45°
1
Hist. Avg.
66°
44°
2
Hist. Avg.
65°
44°
3
Hist. Avg.
65°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Westphalia
Westphalia's September 2026 forecast shows daily high temperatures ranging from 69° to 80°, with overnight lows between 47° and 60°. The average high for September is 75° 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 Westphalia. See also: October | November | December.