S
M
T
W
T
F
S
30
74°
57°
31
75°
63°
1
73°
65°
2
78°
60°
3
74°
54°
4
72°
55°
5
70°
54°
6
71°
57°
7
75°
59°
8
78°
62°
9
79°
62°
10
79°
56°
11
72°
59°
12
72°
59°
13
73°
52°
14
70°
53°
15
68°
52°
16
69°
51°
17
70°
58°
18
73°
49°
19
69°
51°
20
69°
49°
21
71°
51°
22
69°
57°
23
74°
58°
24
76°
57°
25
72°
57°
26
74°
58°
27
74°
57°
28
76°
54°
29
73°
55°
30
72°
56°
1
74°
54°
2
74°
46°
3
72°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Waterford
Waterford's September 2026 forecast shows daily high temperatures ranging from 68° to 79°, with overnight lows between 44° and 65°. The average high for September is 73° with an average low of 55°. 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 Waterford. See also: October | November | December.