S
M
T
W
T
F
S
30
86°
64°
31
84°
59°
1
78°
58°
2
78°
58°
3
77°
59°
4
78°
60°
5
79°
65°
6
80°
64°
7
81°
64°
8
83°
63°
9
84°
63°
10
83°
64°
11
85°
64°
12
84°
63°
13
83°
63°
14
82°
59°
15
84°
53°
16
76°
52°
17
73°
52°
18
73°
53°
19
74°
57°
20
74°
60°
21
73°
59°
22
74°
57°
23
77°
59°
24
80°
58°
25
80°
58°
26
79°
59°
27
80°
57°
28
79°
48°
29
78°
48°
30
67°
53°
1
68°
52°
2
69°
54°
3
68°
50°
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 67° to 86°, with overnight lows between 48° and 65°. The average high for September is 78° with an average low of 58°. 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.