S
M
T
W
T
F
S
30
81°
68°
31
79°
71°
1
84°
72°
2
80°
71°
3
86°
71°
4
83°
68°
5
78°
65°
6
76°
67°
7
80°
66°
8
79°
68°
9
80°
70°
10
81°
65°
11
81°
64°
12
75°
62°
13
75°
61°
14
79°
63°
15
73°
62°
16
73°
67°
17
76°
60°
18
71°
58°
19
71°
58°
20
72°
61°
21
76°
65°
22
79°
66°
23
80°
66°
24
79°
63°
25
77°
61°
26
77°
62°
27
78°
64°
28
77°
63°
29
78°
60°
30
70°
56°
1
67°
55°
2
70°
59°
3
75°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Douglaston
Douglaston's September 2026 forecast shows daily high temperatures ranging from 67° to 86°, with overnight lows between 55° and 72°. The average high for September is 77° with an average low of 64°. 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 Douglaston. See also: October | November | December.