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Day Weather Maximum Day Temperature Minimum Night Temperature Wind Direction and Speed
Thursday

Light Cloud

20°C 68°F 13°C 55°F South Westerly
16km/h 10mph
Friday

Light Cloud

21°C 70°F 11°C 52°F West North Westerly
18km/h 11mph
Saturday

Sunny Intervals

20°C 68°F 11°C 52°F West North Westerly
16km/h 10mph
Sunday

Light Cloud

20°C 68°F 13°C 55°F South Westerly
10km/h 6mph
Monday

Heavy Rain Shower

21°C 70°F 14°C 57°F Southerly
14km/h 9mph

IN ASSOCIATION WITH

Forecast

Sunrise 05:55 Sunset 20:12

Last updated 23:09

Weather forecast details for Thursday 21 August. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 0200 hours0300 hours0400 hours0500 hours                    
Weather Conditions Light Rain Light Cloud Light Rain Light Cloud                     
Temperature (°C/°F) 13°C 55°F 13°C 55°F 13°C 55°F 13°C 55°F                     
Wind Speed (mph/km/h) 16km/h 10mph South Westerly 14km/h 9mph South Westerly 13km/h 8mph South Westerly 13km/h 8mph South Westerly                     
Wind Direction SW SW SW SW                     
Humidity 70% 72% 75% 78%                     
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) G G G G                     
Pressure (Millibars) 1011 1010 1010 1009                     

London and South East England

Forecast Summary

  • Tonight

    Continuing rather cloudy overnight, with occasional showers persisting through much of the night, but perhaps becoming drier towards dawn with some clear spells developing.

Environmental Summary

UV: 5

UK Range: 1-7

Pollution: Low

UK Range: Low to Very High

Pollen: Low

UK Range: Low to Very High

Average Conditions

BBC Weather's average conditions for London, United Kingdom. This includes readings of average sunlight, temperature, discomfort from heat and humidity, relative humidity, average Precipitation, and wet days.
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average Minimum Temperature (°C) 2 2 3 6 8 12 14 13 11 8 5 4
Average Minimum Temperature (°F) 36 36 38 42 47 53 56 56 52 46 42 38
Average Maximum Temperature (°C) 6 7 10 13 17 20 22 21 19 14 10 7
Average Maximum Temperature (°F) 43 44 50 56 62 69 71 71 65 58 50 45
Record Minimum Temperature (°C) -10 -9 -8 -2 -1 5 7 6 3 -4 -5 -7
Record Minimum Temperature (°F) 15 15 18 28 30 41 45 43 37 26 23 19
Record Maximum Temperature (°C) 14 16 21 26 30 33 34 33 30 26 19 15
Record Maximum Temperature (°F) 58 61 71 78 86 91 93 92 86 78 66 59
Average Precipitation (mm) 54 40 37 37 46 45 57 59 49 57 64 48
Average Precipitation (inches) 2.1 1.6 1.5 1.5 1.8 1.8 2.2 2.3 1.9 2.2 2.5 1.9
Average Sunlight Hours 1 2 4 5 6 7 6 6 5 3 2 1
Wet Days (+0.1 mm) 15 13 11 12 12 11 12 11 13 13 15 15
Relative Humidity AM 86 85 81 71 70 70 71 76 80 85 85 87
Relative Humidity PM 77 72 64 56 57 58 59 62 65 70 78 81
Discomfort From Heat And Humidity <span class="unit-na" title="Not Available">--</span> <span class="unit-na" title="Not Available">--</span> <span class="unit-na" title="Not Available">--</span> <span class="unit-na" title="Not Available">--</span> <span class="unit-na" title="Not Available">--</span> <span class="unit-na" title="Not Available">--</span> <span class="unit-na" title="Not Available">--</span> <span class="unit-na" title="Not Available">--</span> <span class="unit-na" title="Not Available">--</span> <span class="unit-na" title="Not Available">--</span> <span class="unit-na" title="Not Available">--</span> <span class="unit-na" title="Not Available">--</span>

Average Conditions data © Copyright RM, 2011. All rights reserved. Helicon Publishing is a division of RM.

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Forecast Video

BBC London

BBC London Forecast Last updated 19:21, Thursday 21 Aug Forecast updated Monday to Friday only

UK

UK Forecast Last updated 00:29, Friday 22 Aug

Observations

Observed at 00:00, Friday 22 August

Thick Cloud

14°C 57°F

14km/h 9mph South Westerly

Humidity: 68%

Visibility: Very Good

Pressure: 1012mb, Falling

Observation station: London

(Lat: 51.517 | Lon: -0.1)

BBC Weather in association with the Met Office

All times are BST (Europe/London, GMT+0100) unless otherwise stated

Information given for most appropriate forecast location. See FAQs for details