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

Light Cloud

22°C 72°F 14°C 57°F South South Easterly
Wind Speed 14 km/h 9 mph
Monday

Sunny

21°C 70°F 14°C 57°F Westerly
Wind Speed 16 km/h 10 mph
Tuesday

Light Cloud

20°C 68°F 15°C 59°F South Westerly
Wind Speed 10 km/h 6 mph
Wednesday

Sunny Intervals

20°C 68°F 13°C 55°F Westerly
Wind Speed 14 km/h 9 mph
Thursday

Sunny Intervals

19°C 66°F 14°C 57°F West South Westerly
Wind Speed 8 km/h 5 mph

IN ASSOCIATION WITH

Forecast

Sunrise 06:20 Sunset 20:07

Last updated 15:04

Weather forecast details for Sunday 28 August. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1600 hours1900 hours2200 hours0100 hours
Mon
0400 hours   
Weather Conditions Sunny Intervals Sunny Light Cloud Clear Sky Clear Sky    
Temperature (°C/°F) 21°C 70°F 20°C 68°F 18°C 64°F 16°C 61°F 14°C 57°F    
Wind Speed (mph/km/h) Wind Speed 14 km/h 9 mph Westerly Wind Speed 14 km/h 9 mph North Westerly Wind Speed 11 km/h 7 mph West North Westerly Wind Speed 10 km/h 6 mph West North Westerly Wind Speed 8 km/h 5 mph West North Westerly    
Wind Direction W NW WNW WNW WNW    
Humidity 71% 68% 78% 84% 88%    
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) VGVGVGVGG   
Pressure (Millibars) 1012 1014 1017 1019 1020    

Wales

Forecast Summary

  • Today

    A cloudy start with a scattering of showers spreading eastwards, allowing some warm sunshine to develop from the west during the afternoon. The odd heavy shower may continue in the east but it will become largely fine later on.

  • Tonight

    After a fine end to the day, it will be a dry night with clear spells allowing some mist and fog to form in places. Feeling fresher for many.

Environmental Summary

UV: 4

UK Range: 1-8

Pollution: Low

UK Range: Low to Very High

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 5 8 11 12 13 11 8 5 3
Average Minimum Temperature (°F) 35 35 38 41 46 51 54 55 51 46 41 37
Average Maximum Temperature (°C) 7 7 10 13 16 19 20 21 18 14 10 8
Average Maximum Temperature (°F) 45 45 50 56 61 68 69 69 64 58 51 46
Record Minimum Temperature (°C) -17 -9 -8 -3 -1 4 7 6 2 -3 -3 -7
Record Minimum Temperature (°F) 2 15 18 27 31 39 44 43 35 26 26 19
Record Maximum Temperature (°C) 15 16 20 24 29 31 31 33 28 25 18 15
Record Maximum Temperature (°F) 59 61 68 75 84 87 88 91 83 77 65 59
Average Precipitation (mm) 108 72 63 65 76 63 89 97 99 109 116 108
Average Precipitation (inches) 4.3 2.8 2.5 2.6 3.0 2.5 3.5 3.8 3.9 4.3 4.7 4.3
Average Sunlight Hours 2 3 4 5 6 7 6 6 5 3 2 2
Wet Days (+0.1 mm) 18 14 13 13 13 13 14 15 16 16 17 18
Relative Humidity AM 89 87 82 74 74 73 76 78 81 85 88 89
Relative Humidity PM -- -- -- -- -- -- -- -- -- -- -- --
Discomfort From Heat And Humidity -- -- -- -- -- -- -- -- -- -- -- --

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

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BBC Wales Today

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Last updated 19:00 BST, Friday 26 AugForecast updated Monday to Friday only

UK

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Last updated 12:02 BST, Sunday 28 Aug

Observations

Observed at 14:00, Sunday 28 August

Light Cloud

21°C 70°F

Wind Speed 16 km/h 10 mph South Westerly

Humidity: 77%

Visibility: Very Good

Pressure: 1012mb, Rising

Observation station: St. Athan

(Lat: 51.4 | Lon: -3.433)

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