S
M
T
W
T
F
S
30
89°
69°
31
89°
70°
1
90°
69°
2
87°
70°
3
90°
70°
4
90°
73°
5
91°
72°
6
90°
71°
7
88°
70°
8
89°
71°
9
88°
70°
10
88°
71°
11
87°
70°
12
85°
70°
13
88°
69°
14
86°
70°
15
86°
69°
16
84°
68°
17
88°
69°
18
88°
68°
19
86°
68°
20
87°
67°
21
87°
67°
22
86°
68°
23
87°
68°
24
87°
67°
25
86°
66°
26
86°
66°
27
87°
65°
28
85°
65°
29
86°
64°
30
85°
64°
1
84°
62°
2
86°
64°
3
85°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Covington
Covington's September 2026 forecast shows daily high temperatures ranging from 84° to 91°, with overnight lows between 62° and 73°. The average high for September is 87° with an average low of 68°. 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 Covington. See also: October | November | December.