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

Sunny

20°C 68°F 12°C 54°F West South Westerly
13km/h 8mph
Wednesday

Sunny Intervals

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

Sunny

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 West South 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 13:07

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 1500 hours1600 hours1700 hours1800 hours1900 hours2000 hours2100 hours2200 hours2300 hours0000 hours
Wed
0100 hours0200 hours0300 hours0400 hours0500 hours         
Weather Conditions Sunny Sunny Intervals Sunny Intervals Sunny Intervals Partly Cloudy Light Cloud Light Cloud Light Cloud Light Cloud Light Cloud Light Cloud Light Cloud Light Cloud Light Cloud Light Rain          
Temperature (°C/°F) 19°C 66°F 19°C 66°F 19°C 66°F 18°C 64°F 17°C 63°F 16°C 61°F 16°C 61°F 15°C 59°F 15°C 59°F 14°C 57°F 14°C 57°F 13°C 55°F 13°C 55°F 12°C 54°F 12°C 54°F          
Wind Speed (mph/km/h) 13km/h 8mph West South Westerly 13km/h 8mph West South Westerly 14km/h 9mph West South Westerly 13km/h 8mph West South Westerly 14km/h 9mph West South Westerly 13km/h 8mph West South Westerly 13km/h 8mph West South Westerly 11km/h 7mph West South Westerly 11km/h 7mph West South Westerly 11km/h 7mph West South Westerly 11km/h 7mph West South Westerly 11km/h 7mph West South Westerly 11km/h 7mph West South Westerly 11km/h 7mph West South Westerly 11km/h 7mph West South Westerly          
Wind Direction WSW WSW WSW WSW WSW WSW WSW WSW WSW WSW WSW WSW WSW WSW WSW          
Humidity 45% 44% 43% 44% 47% 50% 51% 55% 60% 62% 66% 71% 74% 76% 80%          
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) G G G G G G G G G G G G G G M          
Pressure (Millibars) 1019 1018 1018 1018 1018 1017 1017 1017 1017 1016 1016 1016 1015 1014 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 11:00, Tuesday 23 September

Sunny

18°C 64°F

10km/h 6mph Westerly

Humidity: 52%

Visibility: Very Good

Pressure: 1021mb, 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