S
M
T
W
T
F
S
30
89°
65°
31
N/A
1
94°
74°
2
90°
73°
3
96°
74°
4
90°
70°
5
80°
62°
6
78°
62°
7
78°
61°
8
80°
63°
9
80°
63°
10
82°
62°
11
81°
61°
12
79°
62°
13
78°
58°
14
79°
59°
15
75°
63°
16
73°
62°
17
73°
58°
18
72°
54°
19
71°
54°
20
71°
57°
21
75°
58°
22
77°
60°
23
79°
61°
24
79°
60°
25
77°
59°
26
75°
59°
27
76°
60°
28
76°
59°
29
78°
58°
30
73°
56°
1
68°
53°
2
70°
56°
3
73°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Prince Frederick
Prince Frederick's September 2026 forecast shows daily high temperatures ranging from 68° to 96°, with overnight lows between 53° and 74°. The average high for September is 78° with an average low of 61°. 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 Prince Frederick. See also: October | November | December.
