S
M
T
W
T
F
S
30
80°
52°
31
76°
66°
1
76°
65°
2
73°
66°
3
79°
65°
4
84°
62°
5
77°
59°
6
77°
63°
7
78°
62°
8
76°
61°
9
77°
63°
10
78°
63°
11
76°
65°
12
78°
65°
13
77°
62°
14
76°
60°
15
72°
59°
16
72°
63°
17
75°
58°
18
70°
56°
19
70°
55°
20
71°
59°
21
74°
63°
22
78°
63°
23
78°
62°
24
77°
61°
25
76°
60°
26
76°
60°
27
77°
61°
28
76°
61°
29
75°
58°
30
68°
54°
1
66°
53°
2
68°
58°
3
73°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Calverton
Calverton's September 2026 forecast shows daily high temperatures ranging from 66° to 84°, with overnight lows between 53° and 66°. The average high for September is 75° with an average low of 61°. 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 Calverton. See also: October | November | December.