S
M
T
W
T
F
S
31
76°
48°
1
79°
51°
2
80°
55°
3
83°
55°
4
66°
57°
5
79°
56°
6
66°
53°
7
69°
48°
8
72°
42°
9
75°
49°
10
78°
50°
11
79°
48°
12
83°
50°
13
84°
52°
14
84°
56°
15
85°
58°
16
83°
60°
17
83°
57°
18
86°
53°
19
85°
54°
20
84°
60°
21
88°
61°
22
84°
64°
23
77°
64°
24
71°
61°
25
74°
61°
26
78°
58°
27
77°
57°
28
84°
57°
29
82°
57°
30
78°
60°
1
74°
55°
2
76°
48°
3
78°
55°
4
81°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Flushing
Flushing's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Flushing. See also: October | November | December.