S
M
T
W
T
F
S
30
84°
61°
31
81°
61°
1
80°
66°
2
79°
67°
3
87°
67°
4
87°
66°
5
86°
64°
6
82°
60°
7
82°
65°
8
83°
59°
9
78°
58°
10
78°
58°
11
77°
59°
12
80°
57°
13
79°
63°
14
83°
59°
15
77°
56°
16
76°
58°
17
75°
57°
18
76°
61°
19
79°
54°
20
78°
57°
21
78°
57°
22
81°
54°
23
75°
54°
24
75°
53°
25
74°
55°
26
75°
59°
27
77°
59°
28
79°
60°
29
79°
52°
30
73°
53°
1
71°
59°
2
78°
58°
3
78°
53°
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 71° to 87°, with overnight lows between 52° and 67°. The average high for September is 79° with an average low of 59°. 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.