S
M
T
W
T
F
S
30
90°
68°
31
87°
69°
1
98°
73°
2
88°
70°
3
91°
71°
4
91°
71°
5
82°
65°
6
85°
60°
7
83°
60°
8
86°
58°
9
89°
67°
10
90°
73°
11
83°
67°
12
81°
68°
13
88°
72°
14
83°
54°
15
79°
59°
16
83°
65°
17
86°
68°
18
84°
64°
19
80°
66°
20
75°
61°
21
71°
58°
22
70°
59°
23
72°
57°
24
72°
56°
25
74°
58°
26
76°
57°
27
77°
60°
28
76°
58°
29
76°
59°
30
73°
58°
1
70°
58°
2
73°
59°
3
76°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Waldorf
Waldorf's September 2026 forecast shows daily high temperatures ranging from 70° to 88°, with overnight lows between 54° and 72°. The average high for September is 77° with an average low of 60°. 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 Waldorf. See also: October | November | December.