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

Sunny

17°C 63°F 7°C 45°F East North Easterly
Wind Speed 21 km/h 13 mph
Wednesday

Sunny

16°C 61°F 8°C 46°F Easterly
Wind Speed 27 km/h 17 mph
Thursday

Sunny Intervals

15°C 59°F 8°C 46°F East South Easterly
Wind Speed 14 km/h 9 mph
Friday

Heavy Rain

13°C 55°F 10°C 50°F South Westerly
Wind Speed 14 km/h 9 mph
Saturday

Light Rain Shower

13°C 55°F 8°C 46°F South South Westerly
Wind Speed 13 km/h 8 mph

IN ASSOCIATION WITH

Forecast

Sunrise 06:05 Sunset 20:19

Last updated 07:22

Weather forecast details for Tuesday 21 April. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 0900 hours1000 hours1100 hours1200 hours1300 hours1400 hours1500 hours1600 hours1700 hours1800 hours1900 hours2000 hours2100 hours2200 hours2300 hours0000 hours
Wed
0100 hours0200 hours0300 hours0400 hours0500 hours   
Weather Conditions Sunny Sunny Sunny Sunny Sunny Sunny Sunny Sunny Sunny Sunny Sunny Sunny Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy    
Temperature (°C/°F) 10°C 50°F 12°C 54°F 13°C 55°F 14°C 57°F 15°C 59°F 16°C 61°F 17°C 63°F 17°C 63°F 17°C 63°F 17°C 63°F 17°C 63°F 16°C 61°F 15°C 59°F 13°C 55°F 12°C 54°F 11°C 52°F 10°C 50°F 10°C 50°F 9°C 48°F 8°C 46°F 8°C 46°F    
Wind Speed (mph/km/h) Wind Speed 16 km/h 10 mph East North Easterly Wind Speed 16 km/h 10 mph North Easterly Wind Speed 19 km/h 12 mph East North Easterly Wind Speed 18 km/h 11 mph East North Easterly Wind Speed 21 km/h 13 mph East North Easterly Wind Speed 19 km/h 12 mph East North Easterly Wind Speed 19 km/h 12 mph East North Easterly Wind Speed 18 km/h 11 mph East North Easterly Wind Speed 18 km/h 11 mph East North Easterly Wind Speed 18 km/h 11 mph East North Easterly Wind Speed 18 km/h 11 mph East North Easterly Wind Speed 16 km/h 10 mph East North Easterly Wind Speed 16 km/h 10 mph East North Easterly Wind Speed 19 km/h 12 mph East North Easterly Wind Speed 19 km/h 12 mph East North Easterly Wind Speed 19 km/h 12 mph East North Easterly Wind Speed 18 km/h 11 mph East North Easterly Wind Speed 18 km/h 11 mph East North Easterly Wind Speed 18 km/h 11 mph East North Easterly Wind Speed 18 km/h 11 mph East North Easterly Wind Speed 19 km/h 12 mph North Easterly    
Wind Direction ENE NE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE ENE NE    
Humidity 60% 57% 54% 50% 46% 43% 40% 40% 41% 42% 45% 50% 57% 61% 61% 62% 63% 66% 67% 68% 70%    
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) G G G G G VG VG VG VG VG VG VG G VG VG VG VG VG VG VG VG    
Pressure (Millibars) 1035 1035 1035 1035 1035 1034 1034 1034 1033 1033 1033 1033 1034 1034 1034 1034 1034 1034 1033 1033 1033    

Wales

Forecast Summary

  • Today

    After a chilly start in places it will be another dry and largely sunny day with light winds. It will be warm too with temperatures above average for late April.

  • Tonight

    It will stay dry overnight with clear skies for most. Light winds will allow low temperatures again but it should stay frost-free.

Environmental Summary

UV: 5

UK Range: 1-7

Pollution: Moderate

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 <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>
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 Wales Today

BBC Wales Today Forecast Last updated 19:02, Monday 20 Apr Forecast updated Monday to Friday only

UK

UK Forecast Last updated 07:43, Tuesday 21 Apr

Observations

Observed at 07:00, Tuesday 21 April

Sunny

8°C 46°F

Wind Speed 11 km/h 7 mph East North Easterly

Humidity: 81%

Visibility: Good

Pressure: 1034mb, 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