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

Light Cloud

14°C 57°F 11°C 52°F West South Westerly
Wind Speed 16 km/h 10 mph
Sunday

Light Rain

14°C 57°F 10°C 50°F West North Westerly
Wind Speed 29 km/h 18 mph
Monday

Light Rain Shower

14°C 57°F 11°C 52°F South Westerly
Wind Speed 29 km/h 18 mph
Tuesday

Heavy Rain Shower

16°C 61°F 11°C 52°F West South Westerly
Wind Speed 34 km/h 21 mph
Wednesday

Sunny Intervals

15°C 59°F 9°C 48°F Westerly
Wind Speed 23 km/h 14 mph

IN ASSOCIATION WITH

Forecast

Sunrise 05:04 Sunset 21:18

Last updated 09:46

Weather forecast details for Saturday 30 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 Light Cloud Light Rain Heavy Rain Heavy Rain Heavy Rain  
Temperature (°C/°F) 11°C 52°F 13°C 55°F 14°C 57°F 12°C 54°F 11°C 52°F 13°C 55°F 13°C 55°F  
Wind Speed (mph/km/h) Wind Speed 16 km/h 10 mph West North Westerly Wind Speed 16 km/h 10 mph West South Westerly Wind Speed 13 km/h 8 mph South South Westerly Wind Speed 13 km/h 8 mph South South Westerly Wind Speed 21 km/h 13 mph South South Easterly Wind Speed 19 km/h 12 mph Southerly Wind Speed 26 km/h 16 mph West South Westerly  
Wind Direction WNW WSW SSW SSW SSE S WSW  
Humidity 65% 60% 62% 77% 94% 95% 97%  
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) VG G G M M M M  
Pressure (Millibars) 1014 1014 1013 1011 1008 1004 1002  

Wales

Forecast Summary

  • Today

    It will be a bright start to Saturday, with some sunny spells. However, cloud and rain will reach the far west by late-afternoon, accompanied by strengthening winds.

  • Tonight

    Rain and strengthening winds will spread eastwards tonight. The rain will be heavy at times, particularly over the hills. A milder night than of late.

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 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 19:12, Friday 29 May Forecast updated Monday to Friday only

UK

UK Forecast Last updated 09:12, Saturday 30 May

Observations

Observed at 07:00, Saturday 30 May

Sunny Intervals

9°C 48°F

Wind Speed 11 km/h 7 mph North Westerly

Humidity: 77%

Visibility: Very Good

Pressure: 1014mb, 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