S
M
T
W
T
F
S
30
73°
61°
31
72°
57°
1
73°
52°
2
70°
57°
3
79°
64°
4
70°
55°
5
73°
52°
6
81°
54°
7
77°
59°
8
63°
54°
9
66°
49°
10
64°
55°
11
65°
49°
12
66°
55°
13
67°
52°
14
68°
60°
15
72°
53°
16
68°
55°
17
67°
53°
18
69°
53°
19
72°
56°
20
71°
54°
21
70°
55°
22
68°
51°
23
69°
51°
24
68°
50°
25
65°
48°
26
64°
48°
27
66°
50°
28
65°
44°
29
60°
43°
30
59°
43°
1
59°
48°
2
64°
49°
3
63°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Hoddesdon
Hoddesdon's September 2026 forecast shows daily high temperatures ranging from 59° to 72°, with overnight lows between 43° and 60°. The average high for September is 66° with an average low of 51°. 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 Hoddesdon. See also: October | November | December.