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Heathrow: latest

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Updated: 1235 on Fri 22 Aug 2014
      
 
Heathrow site information:
Latitude: 51.479; Longitude: -0.449
Altitude: 25 m above mean sea level
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Digital Map Data:
© Collins Bartholomew Ltd (2006)
Postcode information:
© Royal Mail Group PLC (2006)

Hourly observations: Heathrow

Temperature (°C) and weather

Temperature (deg C) 16.2 °C 16.3 °C 17.2 °C 16.0 °C 16.0 °C 15.3 °C 15.4 °C 15.1 °C 14.8 °C 14.7 °C 14.3 °C 14.3 °C 13.8 °C 13.3 °C 13.0 °C 12.7 °C 12.3 °C 12.4 °C 13.1 °C 13.2 °C 13.7 °C 15.0 °C 15.8 °C 18.1 °C Gridline
Medium-level Cloud Light Rain Showers Low-level Cloud Medium-level Cloud Medium-level Cloud Low-level Cloud Medium-level Cloud Medium-level Cloud Medium-level Cloud Medium-level Cloud Medium-level Cloud Sunny Gridline
13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12
Time (UTC)

Wind and gust speed (mph)

Wind and gust speed (knots)
 mph
16 mph
WSW
13

 mph
17 mph
WSW
14

29 mph
21 mph
WSW
15

29 mph
19 mph
WSW
16

 mph
8 mph
W
17

29 mph
16 mph
WSW
18

 mph
9 mph
SW
19

 mph
13 mph
SSW
20

 mph
11 mph
SSW
21

 mph
11 mph
SW
22

 mph
9 mph
SW
23

 mph
9 mph
SW
00

 mph
11 mph
SW
01

 mph
9 mph
SSW
02

 mph
7 mph
SW
03

 mph
10 mph
SW
04

 mph
9 mph
SW
05

 mph
8 mph
SW
06

 mph
10 mph
W
07

 mph
11 mph
W
08

 mph
11 mph
W
09

 mph
9 mph
W
10

 mph
11 mph
W
11

 mph
13 mph
W
12
Gridline
Time (UTC)

Visibility (km)

Visibility (km) 30 km 35 km 30 km 30 km 30 km 29 km 30 km 30 km 29 km 30 km 40 km 30 km 35 km 30 km 30 km 35 km 21 km 26 km 27 km 30 km 22 km 26 km 30 km 35 km Gridline
13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12
Time (UTC)

Pressure (hPa)

Pressure (mb) 1015 1015 1014 1014 1014 1013 1013 1012 1012 1012 1012 1012 1011 1011 1010 1010 1009 1009 1009 1009 1010 1010 1010 1010 Gridline
13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12
Time (UTC)

Last updated: 1235 on Fri 22 Aug 2014


24 hours ending 2200 on 21 Aug 2014:
London & South East England
Highest max 0900-2100 19.7 °C Langdon Bay
Lowest max 0900-2100 16.4 °C Wych Cross
Lowest min 2100-0900 2.2 °C South Newington
Highest rainfall 2100-2100 0.2 mm Wisley
Sunniest 2100-2100 7.5 hours Herstmonceux
Last updated: 0003 on Fri 22 Aug 2014

During snow events, rainfall amounts are subject to error until final quality control is done.


South Farnborough Odiham Benson Little Rissington Kenley Andrewsfield Charlwood High Wycombe Brize Norton Boscombe Down Gravesend Northolt


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