S
M
T
W
T
F
S
30
85°
58°
31
80°
67°
1
91°
72°
2
73°
69°
3
88°
69°
4
86°
72°
5
81°
66°
6
79°
63°
7
N/A
8
83°
64°
9
89°
71°
10
85°
67°
11
82°
58°
12
79°
61°
13
82°
63°
14
82°
63°
15
80°
65°
16
79°
59°
17
77°
58°
18
76°
59°
19
75°
56°
20
74°
55°
21
76°
59°
22
70°
59°
23
70°
58°
24
71°
58°
25
72°
57°
26
76°
55°
27
73°
52°
28
73°
56°
29
76°
57°
30
76°
57°
1
75°
56°
2
74°
57°
3
74°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Croydon
Croydon's September 2026 forecast shows daily high temperatures ranging from 70° to 89°, with overnight lows between 52° and 71°. The average high for September is 77° 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 Croydon. See also: October | November | December.
