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

Sunny Intervals

20°C 68°F 11°C 52°F West South Westerly
13km/h 8mph
Wednesday

Light Rain Shower

19°C 66°F 10°C 50°F West North Westerly
18km/h 11mph
Thursday

Sunny Intervals

21°C 70°F 14°C 57°F West South Westerly
16km/h 10mph
Friday

Light Cloud

21°C 70°F 14°C 57°F Westerly
16km/h 10mph
Saturday

Light Cloud

21°C 70°F 14°C 57°F Southerly
10km/h 6mph

IN ASSOCIATION WITH

Forecast

Sunrise 06:47 Sunset 18:57

Last updated 15:12

Weather forecast details for Tuesday 23 September. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1600 hours1900 hours2200 hours0100 hours
Wed
0400 hours   
Weather Conditions Sunny Partly Cloudy Light Cloud Light Cloud Light Cloud    
Temperature (°C/°F) 19°C 66°F 17°C 63°F 15°C 59°F 14°C 57°F 12°C 54°F    
Wind Speed (mph/km/h) 13km/h 8mph West South Westerly 13km/h 8mph Westerly 11km/h 7mph West South Westerly 11km/h 7mph West South Westerly 11km/h 7mph West South Westerly    
Wind Direction WSW W WSW WSW WSW    
Humidity 43% 46% 53% 66% 78%    
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) G G G G G    
Pressure (Millibars) 1018 1017 1017 1016 1014    

London and South East England

Forecast Summary

  • Today

    After a chilly start, especially in rural areas, any patchy mist and fog will clear, leaving sunny periods. However later cloud will tend to increase. Feeling pleasantly warm, with temperatures a little above average in light winds.

  • Tonight

    Dry with clear periods this evening, allowing temperatures to quickly fall. Then becoming milder later tonight, as cloud and outbreaks of mainly light rain arrive.

Environmental Summary

UV: 4

UK Range: 1-7

Pollen: Moderate

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 13:54, Tuesday 23 Sep Forecast updated Monday to Friday only

UK

UK Forecast Last updated 12:56, Tuesday 23 Sep

Observations

Observed at 14:00, Tuesday 23 September

Sunny

18°C 64°F

14km/h 9mph West South Westerly

Humidity: 47%

Visibility: Very Good

Pressure: 1020mb, 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