S
M
T
W
T
F
S
30
91°
66°
31
90°
67°
1
90°
68°
2
91°
67°
3
88°
68°
4
89°
67°
5
88°
66°
6
89°
67°
7
89°
68°
8
86°
68°
9
87°
67°
10
86°
66°
11
85°
66°
12
88°
67°
13
88°
66°
14
85°
67°
15
84°
66°
16
82°
65°
17
87°
67°
18
89°
66°
19
88°
65°
20
86°
63°
21
81°
64°
22
83°
63°
23
85°
58°
24
80°
57°
25
80°
57°
26
81°
61°
27
81°
61°
28
79°
56°
29
78°
58°
30
78°
61°
1
79°
57°
2
77°
53°
3
76°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Greenwood
Greenwood's September 2026 forecast shows daily high temperatures ranging from 76° to 91°, with overnight lows between 52° and 68°. The average high for September is 85° with an average low of 63°. 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 Greenwood. See also: October | November | December.