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

Sunny

8°C 46°F 6°C 43°F West North Westerly
23km/h 14mph
Saturday

Sunny Intervals

9°C 48°F 6°C 43°F West North Westerly
24km/h 15mph
Sunday

Light Rain

11°C 52°F 10°C 50°F South Westerly
31km/h 19mph
Monday

Light Rain

12°C 54°F 10°C 50°F West South Westerly
40km/h 25mph
Tuesday

Light Rain

11°C 52°F 8°C 46°F West South Westerly
26km/h 16mph

IN ASSOCIATION WITH

Forecast

Sunrise 08:15 Sunset 16:05

Last updated 04:10

Weather forecast details for Friday 19 December. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 0600 hours0900 hours1200 hours1500 hours1800 hours2100 hours0000 hours
Sat
0300 hours
Weather Conditions Light Cloud Sunny Intervals Sunny Sunny Clear Sky Clear Sky Clear Sky Partly Cloudy
Temperature (°C/°F) 9°C 48°F 7°C 45°F 8°C 46°F 8°C 46°F 7°C 45°F 7°C 45°F 7°C 45°F 7°C 45°F
Wind Speed (mph/km/h) 18km/h 11mph West North Westerly 16km/h 10mph West North Westerly 23km/h 14mph West North Westerly 24km/h 15mph West North Westerly 21km/h 13mph Westerly 18km/h 11mph Westerly 21km/h 13mph Westerly 23km/h 14mph Westerly
Wind Direction WNW WNW WNW WNW W W W W
Humidity 81% 76% 68% 65% 77% 73% 77% 74%
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) VG VG VG VG VG VG VG VG
Pressure (Millibars) 1011 1015 1018 1020 1023 1024 1025 1026

Wales

Forecast Summary

  • Today

    Early cloud in the south clearing, then bright and breezy with plenty of sunshine. The strong northwesterly wind making it feel much colder. Dry for most, but a few showers likely, especially towards the north and west, wintry over hills.

  • Tonight

    Lengthy clear spells overnight, just the odd shower likely, especially in the north and west. The strength of the wind should prevent a frost for most.

Environmental Summary

UV: 1

UK Range: 1-7

Pollution: Low

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 19:07, Thursday 18 Dec Forecast updated Monday to Friday only

UK

UK Forecast Last updated 00:19, Friday 19 Dec

Observations

Observed at 03:00, Friday 19 December

Heavy Rain

11°C 52°F

40km/h 25mph Westerly

Humidity: 99%

Visibility: Moderate

Pressure: 1009mb, Falling

Observation station: St. Athan

(Lat: 51.4 | Lon: -3.433)

BBC Weather in association with the Met Office

All times are GMT (Europe/London, GMT+0000) unless otherwise stated

Information given for most appropriate forecast location. See FAQs for details