S
M
T
W
T
F
S
30
78°
61°
31
79°
63°
1
82°
58°
2
79°
55°
3
78°
54°
4
76°
55°
5
76°
56°
6
79°
59°
7
84°
63°
8
85°
63°
9
85°
57°
10
77°
55°
11
78°
62°
12
79°
58°
13
83°
53°
14
75°
51°
15
74°
52°
16
75°
56°
17
77°
59°
18
82°
50°
19
75°
59°
20
78°
56°
21
80°
58°
22
79°
59°
23
81°
59°
24
76°
58°
25
80°
58°
26
79°
57°
27
80°
57°
28
80°
56°
29
79°
56°
30
80°
57°
1
79°
52°
2
79°
46°
3
77°
46°
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 74° to 85°, with overnight lows between 46° and 63°. The average high for September is 79° 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.