S
M
T
W
T
F
S
30
79°
64°
31
88°
67°
1
86°
59°
2
85°
64°
3
82°
68°
4
86°
69°
5
82°
67°
6
84°
67°
7
82°
64°
8
80°
65°
9
81°
57°
10
78°
50°
11
83°
58°
12
74°
54°
13
70°
44°
14
67°
42°
15
71°
49°
16
74°
44°
17
70°
54°
18
61°
57°
19
63°
51°
20
70°
46°
21
66°
43°
22
65°
41°
23
66°
45°
24
67°
50°
25
71°
52°
26
68°
54°
27
68°
50°
28
68°
52°
29
69°
47°
30
66°
49°
1
63°
40°
2
57°
42°
3
60°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Ridgeland
Ridgeland's September 2026 forecast shows daily high temperatures ranging from 57° to 71°, with overnight lows between 40° and 57°. The average high for September is 66° with an average low of 48°. 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 Ridgeland. See also: October | November | December.