08.09
tue
tue
Day
57°F
SE 4 mph
Precip.
80%
80%
Night
55°F
E 11 mph
Precip.
7%
7%
09.09
wed
wed
Day
61°F
SE 9 mph
Precip.
10%
10%
Night
57°F
E 4 mph
Precip.
3%
3%
10.09
thu
thu
Day
64°F
NE 8 mph
Precip.
11%
11%
Night
61°F
NE 7 mph
Precip.
20%
20%
11.09
fri
fri
Day
70°F
E 8 mph
Precip.
18%
18%
Night
61°F
S 4 mph
Precip.
4%
4%
12.09
sat
sat
Day
68°F
NE 7 mph
Precip.
14%
14%
Night
64°F
NE 8 mph
Precip.
16%
16%
13.09
sun
sun
Day
70°F
E 12 mph
Precip.
9%
9%
Night
63°F
E 4 mph
Precip.
19%
19%
14.09
mon
mon
Day
72°F
NE 8 mph
Precip.
7%
7%
Night
66°F
E 9 mph
Precip.
9%
9%
15.09
tue
tue
Day
70°F
SE 6 mph
Precip.
6%
6%
Night
63°F
S 4 mph
Precip.
10%
10%
16.09
wed
wed
Day
68°F
SW 4 mph
Precip.
8%
8%
Night
61°F
W 6 mph
Precip.
13%
13%
17.09
thu
thu
Day
66°F
W 10 mph
Precip.
2%
2%
Night
61°F
W 9 mph
Precip.
6%
6%
18.09
fri
fri
Day
66°F
W 12 mph
Precip.
2%
2%
Night
63°F
W 7 mph
Precip.
5%
5%
19.09
sat
sat
Day
70°F
W 9 mph
Precip.
1%
1%
Night
63°F
W 5 mph
Precip.
5%
5%
20.09
sun
sun
Day
72°F
W 7 mph
Precip.
0%
0%
Night
63°F
SW 3 mph
Precip.
2%
2%
21.09
mon
mon
Day
72°F
NW 14 mph
Precip.
1%
1%
Night
59°F
SW 13 mph
Precip.
6%
6%
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 62.9°F. The highest and lowest sea temperatures during the month were 65.8°F and 59.2°F.
Air temperature in London, °F
Precipitation total in London, in.
* Charts above show average data for the last 3 years.
Best time for vacation in London
London on a weather map
Places in United Kingdom:
Name
°F
24 Hours Forecast
London
Local time: 11:56
September 08, tuesday
1200
57°F
SE
4 mph
4 mph
1500
57°F
SE
10 mph
10 mph
1800
59°F
E
9 mph
9 mph
2100
57°F
E
11 mph
11 mph
September 09, wednesday
0000
55°F
E
11 mph
11 mph
0300
54°F
E
10 mph
10 mph
0600
52°F
E
9 mph
9 mph
0900
59°F
SE
9 mph
9 mph
