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

Clear Sky

 17°C 63°F 9°C 48°F North Westerly
26km/h 16mph
Tuesday

Sunny Intervals

 14°C 57°F 8°C 46°F North North Westerly
16km/h 10mph
Wednesday

Sunny

 13°C 55°F 7°C 45°F North Westerly
21km/h 13mph
Thursday

Sunny

 11°C 52°F 7°C 45°F North North Westerly
31km/h 19mph
Friday

White Cloud

 12°C 54°F 7°C 45°F Northerly
18km/h 11mph

IN ASSOCIATION WITH

Forecast

Further ahead
Sunrise 05:10 Sunset 21:31
Weather forecast details for Monday 20 May. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1900 hours2200 hours0100 hours
Tue		0400 hours    
Weather Conditions Sunny Intervals Partly Cloudy Clear Sky Clear Sky     
Temperature (°C/°F) 14°C 57°F 11°C 52°F 10°C 50°F 9°C 48°F     
Wind Speed (mph/km/h) 21km/h 13mph North Westerly 19km/h 12mph North Westerly 26km/h 16mph North Westerly 24km/h 15mph North Westerly     
Wind Direction NW NW NW NW     
Humidity 72% 82% 86% 86%     
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) VG VG VG VG     
Pressure (Millibars) 1017 1018 1018 1018     

Northern Ireland

Forecast Summary

  • This Evening and Tonight

    Mostly dry with variable cloud and a few clear intervals. One or two light showers mainly towards the north coast. Breezy along the North Channel coasts.

Environmental Summary

UV: 4

UK Range: 1-7

Pollution: Low

UK Range: Low to Very High

Pollen: 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 4 6 9 11 11 9 7 4 3
Average Minimum Temperature (°F) 35 35 37 39 43 49 52 51 49 44 39 37
Average Maximum Temperature (°C) 6 7 9 12 15 18 18 18 16 13 9 7
Average Maximum Temperature (°F) 43 44 49 53 59 64 65 65 61 55 48 44
Record Minimum Temperature (°C) -13 -12 -12 -4 -3 -1 4 1 -2 -4 -6 -11
Record Minimum Temperature (°F) 9 11 10 24 26 31 39 34 28 24 21 13
Record Maximum Temperature (°C) 13 14 19 21 26 28 29 28 26 21 16 14
Record Maximum Temperature (°F) 56 57 67 69 79 83 85 82 78 70 61 58
Average Precipitation (mm) 80 52 50 48 52 68 94 77 80 83 72 90
Average Precipitation (inches) 3.2 2.1 2.0 1.9 2.1 2.7 3.7 3.0 3.2 3.3 2.8 3.5
Average Sunlight Hours 1 2 3 5 6 6 4 4 4 3 2 1
Wet Days (+0.1 mm) 20 17 16 16 15 16 19 17 18 19 19 21
Relative Humidity AM 92 91 88 83 79 80 84 87 89 91 92 92
Relative Humidity PM 87 80 74 69 66 71 73 75 78 80 85 89
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 Newsline

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UK

UK Forecast Last updated 16:24, Monday 20 May Cannot play media. You do not have the correct version of the flash player. Download the correct version

Observations

Observed at 17:00, Monday 20 May

Grey Cloud

11°C 52°F

18km/h 11mph North North Westerly

Humidity: 87%

Visibility: Very Good

Pressure: 1018mb, Rising

Observation station: Aldergrove

(Lat: 54.65 | Lon: -6.217)

BBC Weather in association with the Met Office

All times are BST (Europe/London, GMT+0100) unless otherwise stated

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