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

Light Cloud

20°C 68°F 16°C 61°F South Westerly
16km/h 10mph
Tuesday

Sunny Intervals

20°C 68°F 15°C 59°F Westerly
14km/h 9mph
Wednesday

Light Cloud

22°C 72°F 15°C 59°F West South Westerly
14km/h 9mph
Thursday

Sunny Intervals

24°C 75°F 18°C 64°F South Easterly
11km/h 7mph
Friday

Heavy Rain Shower

23°C 73°F 16°C 61°F South South Easterly
19km/h 12mph

IN ASSOCIATION WITH

Forecast

Sunrise 05:14 Sunset 21:23
Weather forecast details for Wednesday 16 July. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 0700 hours1000 hours1300 hours1600 hours1900 hours2200 hours0100 hours
Thu
0400 hours
Weather Conditions Thick Cloud Light Cloud Sunny Intervals Sunny Intervals Light Cloud Partly Cloudy Light Cloud Light Cloud
Temperature (°C/°F) 17°C 63°F 19°C 66°F 21°C 70°F 22°C 72°F 21°C 70°F 18°C 64°F 17°C 63°F 16°C 61°F
Wind Speed (mph/km/h) 10km/h 6mph South South Westerly 13km/h 8mph South Westerly 14km/h 9mph West South Westerly 16km/h 10mph Westerly 13km/h 8mph Westerly 8km/h 5mph Westerly 6km/h 4mph West South Westerly 6km/h 4mph South Easterly
Wind Direction SSW SW WSW W W W WSW SE
Humidity 86% 83% 74% 69% 71% 81% 89% 90%
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) G G G G VG G G G
Pressure (Millibars) 1020 1021 1021 1021 1021 1021 1021 1020

Wales

Forecast Summary

  • Outlook for Wednesday to Friday

    Largely fine and dry on Wednesday and Thursday, though always the chance of a heavy, thundery shower. Becoming increasingly warm through the period, with perhaps some thundery rain on Friday.

Environmental Summary

UV: 5

UK Range: 1-7

Pollution: Low

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 19:05, Friday 11 Jul Forecast updated Monday to Friday only

UK

UK Forecast Last updated 19:18, Sunday 13 Jul

Observations

Observed at 04:00, Monday 14 July

Thick Cloud

13°C 55°F

10km/h 6mph North North Westerly

Humidity: 84%

Visibility: Very Good

Pressure: 1014mb, Steady

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