S
M
T
W
T
F
S
30
81°
61°
31
80°
61°
1
79°
62°
2
80°
63°
3
79°
66°
4
80°
61°
5
82°
62°
6
81°
61°
7
79°
59°
8
80°
60°
9
79°
60°
10
78°
62°
11
79°
58°
12
78°
58°
13
78°
57°
14
79°
59°
15
79°
64°
16
82°
62°
17
79°
57°
18
76°
56°
19
76°
57°
20
77°
61°
21
76°
56°
22
75°
58°
23
80°
59°
24
79°
60°
25
80°
61°
26
79°
53°
27
79°
54°
28
72°
53°
29
71°
52°
30
71°
52°
1
Hist. Avg.
76°
55°
2
Hist. Avg.
76°
55°
3
Hist. Avg.
75°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Trappe
Trappe's September 2026 forecast shows daily high temperatures ranging from 71° to 82°, with overnight lows between 52° and 66°. The average high for September is 78° with an average low of 59°. 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 Trappe. See also: October | November | December.