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

Light Cloud

21°C 70°F 12°C 54°F East North Easterly
Wind Speed 13 km/h 8 mph
Sunday

Sunny Intervals

20°C 68°F 13°C 55°F North North Easterly
Wind Speed 16 km/h 10 mph
Monday

Light Cloud

19°C 66°F 13°C 55°F Northerly
Wind Speed 23 km/h 14 mph
Tuesday

Light Cloud

19°C 66°F 13°C 55°F Northerly
Wind Speed 26 km/h 16 mph
Wednesday

Thick Cloud

18°C 64°F 13°C 55°F North North Easterly
Wind Speed 18 km/h 11 mph

IN ASSOCIATION WITH

Forecast

Sunrise 05:04 Sunset 21:16

Last updated 06:08

Weather forecast details for Saturday 28 May. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1000 hours1300 hours1600 hours1900 hours2200 hours0100 hours
Sun
0400 hours 
Weather Conditions Light Cloud Sunny Intervals Sunny Intervals Sunny Intervals Partly Cloudy Partly Cloudy Partly Cloudy  
Temperature (°C/°F) 15°C 59°F 18°C 64°F 20°C 68°F 19°C 66°F 16°C 61°F 15°C 59°F 13°C 55°F  
Wind Speed (mph/km/h) Wind Speed 16 km/h 10 mph East North Easterly Wind Speed 13 km/h 8 mph East North Easterly Wind Speed 13 km/h 8 mph East South Easterly Wind Speed 14 km/h 9 mph North Easterly Wind Speed 11 km/h 7 mph North Easterly Wind Speed 14 km/h 9 mph North Easterly Wind Speed 13 km/h 8 mph North Easterly  
Wind Direction ENE ENE ESE NE NE NE NE  
Humidity 77% 61% 51% 58% 68% 76% 76%  
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) MGGVGVGVGG 
Pressure (Millibars) 1016 1015 1013 1013 1014 1013 1013  

Wales

Forecast Summary

  • Today

    The morning will start rather cloudy in most areas with the chance of a shower. Some warm spells of sunshine will develop, although scattered heavy and thundery showers are also expected during the afternoon, especially in the south and west.

  • Tonight

    Showers will ease and become more isolated overnight, leaving many parts of the country dry. Some clear spells will develop, along with patches of low cloud and mist.

Environmental Summary

UV: 5

UK Range: 1-8

Pollution: Moderate

UK Range: Low to Very High

Pollen: Moderate

UK Range: Low to Very High

Met Office Warnings Issued For: Cardiff

  1. Yellow warning of rain

    From:
    1200 on Sat 28 May
    To:
    2100 on Sat 28 May
    Updated 27 May at 10:24

    Warning

    Although some places will remain dry during Saturday, scattered heavy showers and thunderstorms are likely to develop through the afternoon and continue into the evening in places, so be aware of the potential for localised surface water flooding, whilst lightning and hail will also be additional hazards for travel and 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 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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Forecast Video

BBC Wales Today

BBC Wales Today Forecast Last updated 19:12, Friday 27 May Forecast updated Monday to Friday only

UK

UK Forecast Last updated 23:43, Friday 27 May

Observations

Observed at 06:00, Saturday 28 May

Mist

12°C 54°F

Wind Speed 16 km/h 10 mph East North Easterly

Humidity: 95%

Visibility: Moderate

Pressure: 1015mb, Falling

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