S
M
T
W
T
F
S
30
95°
71°
31
96°
73°
1
96°
75°
2
98°
75°
3
96°
73°
4
92°
72°
5
96°
74°
6
95°
73°
7
99°
73°
8
96°
71°
9
97°
73°
10
92°
72°
11
93°
73°
12
96°
73°
13
97°
74°
14
96°
74°
15
99°
74°
16
98°
76°
17
97°
71°
18
95°
64°
19
96°
66°
20
99°
71°
21
97°
72°
22
96°
72°
23
97°
71°
24
85°
65°
25
90°
62°
26
91°
62°
27
94°
63°
28
93°
65°
29
90°
64°
30
97°
70°
1
94°
73°
2
94°
74°
3
92°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Natchez
Natchez's September 2026 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 Natchez. See also: October | November | December.