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

Sunny Intervals

20°C 68°F 10°C 50°F Westerly
21km/h 13mph
Sunday

Sunny Intervals

20°C 68°F 13°C 55°F West South Westerly
8km/h 5mph
Monday

Heavy Rain

19°C 66°F 14°C 57°F South South Easterly
14km/h 9mph
Tuesday

Light Cloud

20°C 68°F 12°C 54°F East North Easterly
18km/h 11mph
Wednesday

Light Cloud

21°C 70°F 14°C 57°F South South Easterly
13km/h 8mph

IN ASSOCIATION WITH

Forecast

Sunrise 06:00 Sunset 20:05

Last updated 14:25

Weather forecast details for Sunday 24 August. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 0700 hours1000 hours1300 hours1600 hours1900 hours2200 hours0100 hours
Mon
0400 hours
Weather Conditions Sunny Intervals Sunny Intervals Sunny Light Cloud Light Cloud Light Cloud Light Cloud Thick Cloud
Temperature (°C/°F) 10°C 50°F 14°C 57°F 17°C 63°F 19°C 66°F 18°C 64°F 15°C 59°F 14°C 57°F 14°C 57°F
Wind Speed (mph/km/h) 6km/h 4mph Westerly 8km/h 5mph Westerly 8km/h 5mph West South Westerly 10km/h 6mph South Westerly 14km/h 9mph South South Westerly 11km/h 7mph South South Westerly 11km/h 7mph Southerly 11km/h 7mph South Easterly
Wind Direction W W WSW SW SSW SSW S SE
Humidity 79% 71% 50% 39% 40% 53% 67% 79%
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) G G G VG VG G G G
Pressure (Millibars) 1019 1020 1019 1017 1016 1016 1015 1013

London and South East England

Forecast Summary

  • Sunday

    A chilly start to the day, although dry with sunny spells. It is likely to turn cloudier through the day although should stay mainly dry until rain arrives overnight.

Environmental Summary

UV: 5

UK Range: 1-7

Pollution: Low

UK Range: Low to Very High

Pollen: Moderate

UK Range: Low to Very High

Met Office Warnings Issued For: Greater London

  1. Yellow alert of rain

    From:
    0600 on Mon 25 August
    To:
    2350 on Mon 25 August
    Updated 23 August at 12:43

    Alert

    Heavy rain is expected to affect many southern areas of Britain at times during Bank Holiday Monday, with strong winds a possible additional factor close to southern coasts.

    The public should be aware that there may be some impacts to holiday traffic and other outdoor activities.

A list of all UK Warnings can be found on our More UK Weather page.

Weather Warnings Key

  • Red: Take action
  • Amber: Be prepared
  • Yellow: Be aware

Issued by the Met Office

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 19:08, Friday 22 Aug Forecast updated Monday to Friday only

UK

UK Forecast Last updated 12:04, Saturday 23 Aug

Observations

Observed at 14:00, Saturday 23 August

Sunny Intervals

19°C 66°F

18km/h 11mph Westerly

Humidity: 39%

Visibility: Very Good

Pressure: 1015mb, 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