S
M
T
W
T
F
S
30
78°
65°
31
83°
67°
1
84°
60°
2
82°
61°
3
77°
60°
4
78°
61°
5
78°
68°
6
82°
66°
7
84°
63°
8
77°
66°
9
76°
66°
10
79°
65°
11
79°
64°
12
80°
64°
13
77°
63°
14
75°
58°
15
75°
58°
16
74°
57°
17
74°
58°
18
75°
63°
19
76°
62°
20
77°
63°
21
79°
60°
22
74°
55°
23
72°
60°
24
71°
62°
25
77°
56°
26
69°
59°
27
70°
57°
28
Hist. Avg.
70°
55°
29
Hist. Avg.
70°
55°
30
Hist. Avg.
70°
54°
1
Hist. Avg.
69°
54°
2
Hist. Avg.
69°
54°
3
Hist. Avg.
69°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Levittown
Levittown's September 2026 forecast shows daily high temperatures ranging from 69° to 84°, with overnight lows between 55° and 68°. The average high for September is 77° with an average low of 62°. 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 Levittown. See also: October | November | December.
