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

Heavy Rain Shower

32°C 90°F 25°C 77°F Easterly
Wind Speed 11 km/h 7 mph
Saturday

Thundery Shower

30°C 86°F 25°C 77°F Easterly
Wind Speed 13 km/h 8 mph
Sunday

Light Rain Shower

32°C 90°F 25°C 77°F East South Easterly
Wind Speed 18 km/h 11 mph
Monday

Thundery Shower

31°C 88°F 26°C 79°F Easterly
Wind Speed 19 km/h 12 mph
Tuesday

Sunny

31°C 88°F 25°C 77°F Easterly
Wind Speed 21 km/h 13 mph

IN ASSOCIATION WITH

Forecast

Sunrise 06:10 Sunset 18:36

Last updated 09:25

Weather forecast details for Friday 4 September. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1400 hours1700 hours2000 hours2300 hours0200 hours
Sat
0500 hours0800 hours 
Weather Conditions Heavy Rain Shower Light Rain Shower Clear Sky Partly Cloudy Partly Cloudy Clear Sky Sunny Intervals  
Temperature (°C/°F) 32°C 90°F 30°C 86°F 27°C 81°F 27°C 81°F 26°C 79°F 26°C 79°F 27°C 81°F  
Wind Speed (mph/km/h) Wind Speed 14 km/h 9 mph East North Easterly Wind Speed 14 km/h 9 mph East North Easterly Wind Speed 11 km/h 7 mph Easterly Wind Speed 10 km/h 6 mph Easterly Wind Speed 8 km/h 5 mph East South Easterly Wind Speed 6 km/h 4 mph East South Easterly Wind Speed 6 km/h 4 mph East South Easterly  
Wind Direction ENE ENE E E ESE ESE ESE  
Humidity 62% 64% 83% 91% 93% 95% 89%  
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) VGVGVGGGMG 
Pressure (Millibars) 1014 1014 1015 1016 1015 1015 1016  

Environmental Summary

UV: 12

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) 21 21 21 22 23 24 24 24 24 24 23 22
Average Minimum Temperature (°F) 70 70 70 72 74 75 75 76 75 75 73 72
Average Maximum Temperature (°C) 27 27 27 28 29 29 29 29 30 29 29 27
Average Maximum Temperature (°F) 80 80 81 82 84 85 85 85 86 85 84 81
Record Minimum Temperature (°C) 17 17 17 18 19 19 21 20 21 20 19 17
Record Minimum Temperature (°F) 63 62 63 65 66 66 70 68 69 68 66 62
Record Maximum Temperature (°C) 31 33 33 34 34 34 33 34 34 34 34 32
Record Maximum Temperature (°F) 88 91 91 93 94 93 92 93 94 94 93 90
Average Precipitation (mm) 109 69 74 104 150 137 145 160 158 142 160 137
Average Precipitation (inches) 4.3 2.7 2.9 4.1 5.9 5.4 5.7 6.3 6.2 5.6 6.3 5.4
Average Sunlight Hours 7 8 9 9 8 8 8 9 7 8 7 7
Wet Days (+0.1 mm) 20 15 15 14 16 17 19 20 18 18 19 21
Relative Humidity AM 81 79 76 75 76 76 77 77 78 79 80 81
Relative Humidity PM 75 74 74 75 75 77 78 77 77 76 76 77
Discomfort From Heat And Humidity severity.Medium severity.Medium severity.Medium severity.Medium severity.High severity.High severity.High severity.High severity.High severity.High severity.High severity.Medium

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

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South and Central America Forecast Video

South and Central America Forecast Last updated 10:43, Friday 4 Sep

Observations

Observed at 11:00, Friday 4 September

Sunny Intervals

28°C 82°F

Wind Speed 0 km/h 0 mph

Humidity: 77%

Visibility: Good

Pressure: 1016mb, Rising

Observation station: San Juan/Int., Puerto Rico

(Lat: 18.43 | Lon: -66)

BBC Weather in association with the Met Office

All times are AST (America/Puerto_Rico, GMT-0400) unless otherwise stated

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