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

Sunny

25°C 77°F 18°C 64°F East North Easterly
Wind Speed 6 km/h 4 mph
Saturday

Sunny Intervals

22°C 72°F 17°C 63°F South Westerly
Wind Speed 16 km/h 10 mph
Sunday

Sunny

24°C 75°F 17°C 63°F East North Easterly
Wind Speed 8 km/h 5 mph
Monday

Sunny

25°C 77°F 17°C 63°F North Easterly
Wind Speed 8 km/h 5 mph
Tuesday

Sunny

27°C 81°F 15°C 59°F North North Easterly
Wind Speed 10 km/h 6 mph

IN ASSOCIATION WITH

Forecast

Sunrise 06:32 Sunset 17:27

Last updated 07:23

Weather forecast details for Friday 21 July. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1500 hours1800 hours2100 hours0000 hours
Sat
0300 hours0600 hours  
Weather Conditions Sunny Clear Sky Clear Sky Partly Cloudy Clear Sky Partly Cloudy   
Temperature (°C/°F) 25°C 77°F 23°C 73°F 21°C 70°F 20°C 68°F 19°C 66°F 19°C 66°F   
Wind Speed (mph/km/h) Wind Speed 10 km/h 6 mph East South Easterly Wind Speed 6 km/h 4 mph Easterly Wind Speed 5 km/h 3 mph North Easterly Wind Speed 6 km/h 4 mph West North Westerly Wind Speed 6 km/h 4 mph West North Westerly Wind Speed 10 km/h 6 mph Westerly   
Wind Direction ESE E NE WNW WNW W   
Humidity 59% 71% 85% 90% 92% 91%   
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) VGVGVGVGGG  
Pressure (Millibars) 1019 1020 1021 1021 1020 1022   

Environmental Summary

UV: 6

European range: 1-11+

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) 23 23 22 21 19 18 17 18 18 19 20 22
Average Minimum Temperature (°F) 73 73 72 69 66 64 63 64 65 66 68 71
Average Maximum Temperature (°C) 29 29 28 27 25 24 24 24 24 25 26 28
Average Maximum Temperature (°F) 84 85 83 80 77 76 75 76 75 77 79 82
Record Minimum Temperature (°C) 16 17 18 16 13 11 11 12 10 14 15 13
Record Minimum Temperature (°F) 60 63 64 60 56 52 52 53 50 57 59 56
Record Maximum Temperature (°C) 39 37 36 34 35 32 33 34 38 39 38 39
Record Maximum Temperature (°F) 102 98 97 94 95 90 91 93 100 102 100 102
Average Precipitation (mm) 125 122 130 107 79 53 41 43 66 79 104 137
Average Precipitation (inches) 4.9 4.8 5.1 4.2 3.1 2.1 1.6 1.7 2.6 3.1 4.1 5.4
Average Sunlight Hours 7 7 7 6 6 6 6 7 5 5 6 6
Wet Days (+0.1 mm) 13 11 12 10 10 7 7 7 11 13 13 14
Relative Humidity AM 82 84 87 87 87 87 86 84 84 83 82 82
Relative Humidity PM 70 71 74 73 70 69 68 66 72 72 72 72
Discomfort From Heat And Humidity severity.High severity.High severity.Medium severity.Medium severity.Medium severity.Moderate severity.Moderate severity.Moderate severity.Moderate severity.Medium severity.Medium severity.Medium

Average Conditions data © Copyright RM, 2011. All rights reserved. Helicon Publishing is a division of RM.

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Last updated 12:17 BST, Friday 21 Jul

Observations

Observed at 10:00, Friday 21 July

Mist

20°C 68°F

Wind Speed 8 km/h 5 mph North North Easterly

Humidity: 82%

Visibility: Moderate

Pressure: 1023mb, Rising

Observation station: Galeao

(Lat: -22.82 | Lon: -43.25)

BBC Weather in association with the Met Office

All times are -03 (America/Sao_Paulo, GMT-0300) unless otherwise stated

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