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London weather in August

Weather in London: August

Average day temperature: 72.7°F
Average night temperature: 59.9°F
Sea water temperature: 66.4°F
Number of sunny days: 7 days
Day length: 13.6 - 15.4 hours
Number of rainy days: 4 days
Precipitation totals: 2.2 in.

Air temperature in August, °F

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2022
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0
15
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75
90
105
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Day temperature   
Night temperature

The highest day temperature during August of 2024 was 90°F. At the same time the lowest night temperature was 53°F. Day and night temperature averages during August were 73.6°F and 61.6°F.

Sea water temperature in London in August, °F

Show year:
2024
2023
2022
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59
62
65
68
71
74
77
80

The average sea water temperature in August of 2024 was 67.7°F. The highest and lowest sea temperatures during the month were 70.7°F and 66.4°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
26%
39%
35%

Number of sunny, partly cloudy and cloudy days in August is almost equal.

Precipitation total in August, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.4
0.9
1.3
1.8
2.2
2.7
3.1
3.6
2.4
2.3
2.6
1.7
1.8
1.8
1.9
1.4
2.1
1.7
1.8
2.4
2.3
2.6
1.7
2.3
1.8
1.8
1.9
1.4
2.1
1.7
1.8

Precipitation total value in London in August is 2.3 in. Other months of the year show relatively similar values.

Wind speed in August, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.9
3.8
5.7
7.6
9.5
11.4
13.3
9.4
9.0
9.0
8.4
8.4
8.6
8.5
8.9
10.4
11.1
9.4
9.4
9.0
9.0
8.4
8.5
8.4
8.6
8.5
8.9
10.4
11.1
9.4

The average wind speed value in August is 8.5 mph It makes August one of the least windy months of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.5
2.9
4.4
5.8
7.3
8.7
10.2
11.7
2.4
3.7
4.8
6.1
7.2
8.5
6.3
6.1
4.3
3.7
3.5
2.4
3.7
4.8
6.1
7.5
7.2
8.5
6.3
6.1
4.3
3.7
3.5

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 7.5.

Best time for vacation in London

Sunniest months:
September 9 days
July 8 days
April 8 days
Warmest months:
July 73.2 °F
August 72.7 °F
June 69.2 °F
Warmest sea temp:
August 66.4 °F
July 64.7 °F
September 63.4 °F
Coldest months:
January 44.6 °F
February 47.2 °F
December 47.3 °F
Rainiest months:
December 5 days
August 4 days
May 4 days
Windiest months:
February 11.3 mph
December 10.8 mph
March 10.3 mph

London on a weather map

Leaflet | Tiles © Esri
Places in United Kingdom:
Name
°F
+41°F
+43°F
+43°F
+41°F
+41°F
+57°F
+34°F
+36°F
+39°F
+41°F
+39°F
+48°F
+36°F
+43°F
+37°F
24 Hours Forecast
London
Local time: 14:32
February 15, saturday
1500
41°F
NW
6 mph
1800
39°F
NW
5 mph
2100
37°F
W
7 mph
February 16, sunday
0000
37°F
W
7 mph
0300
37°F
W
6 mph
0600
37°F
W
7 mph
0900
39°F
W
8 mph
1200
41°F
W
10 mph
Units of measurement: °C / °F