S
M
T
W
T
F
S
30
73°
51°
31
72°
56°
1
75°
50°
2
72°
52°
3
73°
49°
4
78°
53°
5
72°
48°
6
72°
48°
7
73°
46°
8
72°
48°
9
72°
50°
10
73°
49°
11
71°
48°
12
73°
50°
13
72°
48°
14
70°
52°
15
72°
56°
16
78°
55°
17
78°
56°
18
77°
54°
19
72°
47°
20
75°
47°
21
75°
48°
22
73°
47°
23
73°
54°
24
69°
51°
25
65°
46°
26
66°
51°
27
68°
46°
28
63°
48°
29
63°
54°
30
62°
54°
1
63°
55°
2
69°
44°
3
63°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Gates
Gates's September 2026 forecast shows daily high temperatures ranging from 62° to 78°, with overnight lows between 42° and 56°. The average high for September is 71° with an average low of 50°. 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 Gates. See also: October | November | December.