S
M
T
W
T
F
S
30
80°
64°
31
80°
65°
1
84°
66°
2
80°
63°
3
76°
60°
4
74°
57°
5
76°
57°
6
74°
59°
7
75°
58°
8
76°
60°
9
76°
61°
10
77°
53°
11
72°
56°
12
74°
55°
13
75°
57°
14
77°
57°
15
77°
56°
16
76°
56°
17
71°
55°
18
77°
57°
19
74°
57°
20
75°
56°
21
74°
56°
22
75°
57°
23
76°
55°
24
72°
52°
25
64°
48°
26
65°
49°
27
69°
52°
28
72°
53°
29
73°
53°
30
73°
52°
1
72°
53°
2
73°
53°
3
72°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Palmyra
Palmyra's September 2026 forecast shows daily high temperatures ranging from 64° to 84°, with overnight lows between 48° and 66°. The average high for September is 74° with an average low of 56°. 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 Palmyra. See also: October | November | December.