London, United Kingdom

1:13 AM BST on July 24, 2017 (GMT +0100)
Heathrow

Weather History for EGLL - December, 2011

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Saturday, December 24, 2011

  Actual Average Record
Temperature  
Mean Temperature 42 °F -  
Max Temperature 48 °F 45 °F 57 °F (1997)
Min Temperature 35 °F 35 °F 30 °F (1996)
Degree Days  
Heating Degree Days 24    
Moisture  
Dew Point 37 °F    
Average Humidity 79    
Maximum Humidity 87    
Minimum Humidity 66    
Precipitation  
Precipitation 0.01 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.36 in    
Wind  
Wind Speed 11 mph ()    
Max Wind Speed 16 mph    
Max Gust Speed 28 mph    
Visibility 9.0 miles    
Events Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: Averaged Metar Reports

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Date:

Astronomy

Dec. 24, 2011 Rise Set
Actual Time 8:06 AM GMT 3:56 PM GMT
Civil Twilight 7:25 AM GMT 4:36 PM GMT
Nautical Twilight 6:42 AM GMT 5:19 PM GMT
Astronomical Twilight 6:01 AM GMT 6:00 PM GMT
Moon 7:41 AM GMT 3:53 PM GMT
Length of Visible Light 9h 10m
Length of Day
7h 50m
Waning Crescent, 0% of the Moon is Illuminated
Dec 24
Waning Crescent
Dec 24
New
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter

Hourly Weather History & Observations

Time (GMT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:20 AM 37.4 °F 30.8 °F 33.8 °F 87% 30.21 in 6.2 mi West 9.2 mph - N/A   Partly Cloudy
12:50 AM 37.4 °F 29.3 °F 33.8 °F 87% 30.24 in - West 12.7 mph - N/A   Clear
1:20 AM 39.2 °F 30.8 °F 33.8 °F 81% 30.24 in - WNW 15.0 mph - N/A   Clear
1:50 AM 39.2 °F 30.8 °F 32.0 °F 75% 30.27 in 6.2 mi WNW 15.0 mph - N/A   Unknown
2:20 AM 39.2 °F 32.5 °F 32.0 °F 75% 30.27 in 6.2 mi WNW 10.4 mph - N/A   Unknown
2:50 AM 39 °F - 33 °F 70% 30.32 in 16 mi WNW 6.9 mph - -  
2:50 AM 39.2 °F 34.2 °F 32.0 °F 75% 30.30 in 6.2 mi WNW 6.9 mph - N/A   Unknown
3:20 AM 37.4 °F 29.8 °F 32.0 °F 81% 30.30 in - West 11.5 mph - N/A   Clear
3:50 AM 37.4 °F 30.8 °F 32.0 °F 81% 30.33 in - WNW 9.2 mph - N/A   Clear
4:20 AM 37.4 °F 30.3 °F 32.0 °F 81% 30.33 in - WNW 10.4 mph - N/A   Clear
4:50 AM 37.4 °F 31.4 °F 32.0 °F 81% 30.36 in - WNW 8.1 mph - N/A   Clear
5:20 AM 37.4 °F 30.3 °F 32.0 °F 81% 30.36 in - West 10.4 mph - N/A   Clear
5:50 AM 35.6 °F 29.2 °F 32.0 °F 87% 30.39 in - West 8.1 mph - N/A   Clear
6:20 AM 35.6 °F 29.2 °F 32.0 °F 87% 30.39 in - West 8.1 mph - N/A   Clear
6:50 AM 37.4 °F 29.8 °F 32.0 °F 81% 30.39 in - West 11.5 mph - N/A   Clear
7:20 AM 37.4 °F 29.8 °F 33.8 °F 87% 30.42 in - West 11.5 mph - N/A   Clear
7:50 AM 37.4 °F 31.4 °F 33.8 °F 87% 30.42 in - West 8.1 mph - N/A   Clear
8:20 AM 39.2 °F 33.6 °F 33.8 °F 81% 30.42 in - West 8.1 mph - N/A   Clear
8:50 AM 39.2 °F 32.0 °F 33.8 °F 81% 30.45 in - West 11.5 mph - N/A   Clear
9:20 AM 39.2 °F 33.0 °F 35.6 °F 87% 30.45 in - West 9.2 mph - N/A   Clear
9:50 AM 41.0 °F 34.7 °F 35.6 °F 81% 30.45 in - West 10.4 mph - N/A   Clear
10:20 AM 42.8 °F 36.6 °F 37.4 °F 81% 30.45 in - West 11.5 mph - N/A   Clear
10:50 AM 42.8 °F 36.6 °F 37.4 °F 81% 30.45 in - West 11.5 mph - N/A   Clear
11:20 AM 44.6 °F 39.2 °F 37.4 °F 76% 30.45 in - West 10.4 mph - N/A   Clear
11:50 AM 45 °F - 39 °F 73% 30.44 in 14 mi West 10.4 mph - -   Overcast
11:50 AM 44.6 °F 38.8 °F 37.4 °F 76% 30.45 in - West 11.5 mph - N/A   Clear
12:20 PM 46.4 °F 40.4 °F 37.4 °F 71% 30.42 in - WSW 13.8 mph - N/A   Clear
12:50 PM 46.4 °F 40.4 °F 37.4 °F 71% 30.42 in - West 13.8 mph - N/A   Clear
1:20 PM 46.4 °F 39.8 °F 37.4 °F 71% 30.39 in - WSW 16.1 mph - N/A   Clear
1:50 PM 46.4 °F 40.1 °F 37.4 °F 71% 30.39 in - WSW 15.0 mph - N/A   Clear
2:20 PM 46.4 °F 40.1 °F 37.4 °F 71% 30.39 in - WSW 15.0 mph - N/A   Clear
2:50 PM 46 °F - 38 °F 66% 30.38 in 17 mi SW 15.0 mph - -   Overcast
2:50 PM 46.4 °F 40.4 °F 37.4 °F 71% 30.36 in 6.2 mi WSW 13.8 mph - N/A   Partly Cloudy
3:20 PM 46.4 °F 40.4 °F 37.4 °F 71% 30.36 in - WSW 13.8 mph - N/A   Clear
3:50 PM 46.4 °F 40.1 °F 39.2 °F 76% 30.36 in - WSW 15.0 mph - N/A   Clear
4:20 PM 46.4 °F 40.1 °F 39.2 °F 76% 30.36 in - WSW 15.0 mph - N/A   Clear
4:50 PM 46.4 °F 40.4 °F 39.2 °F 76% 30.36 in - WSW 13.8 mph - N/A   Clear
5:20 PM 46.4 °F 40.1 °F 39.2 °F 76% 30.33 in - WSW 15.0 mph - N/A   Clear
5:50 PM 46 °F - 40 °F 71% 30.37 in 16 mi SW 13.8 mph - -   Scattered Clouds
5:50 PM 44.6 °F 38.4 °F 39.2 °F 81% 30.36 in - SW 12.7 mph - N/A   Clear
6:20 PM 44.6 °F 38.4 °F 39.2 °F 81% 30.36 in 6.2 mi WSW 12.7 mph - N/A   Partly Cloudy
6:50 PM 44.6 °F 38.8 °F 39.2 °F 81% 30.36 in 6.2 mi SW 11.5 mph - N/A   Partly Cloudy
7:20 PM 44.6 °F 38.1 °F 39.2 °F 81% 30.36 in 6.2 mi SW 13.8 mph - N/A   Partly Cloudy
7:50 PM 44.6 °F 37.8 °F 39.2 °F 81% 30.36 in 6.2 mi SW 15.0 mph - N/A   Scattered Clouds
8:20 PM 46.4 °F 40.1 °F 41.0 °F 81% 30.33 in 6.2 mi SW 15.0 mph - N/A   Scattered Clouds
8:50 PM 46 °F - 41 °F 77% 30.35 in 17 mi SSW 12.7 mph - - Rain Light Rain Showers
8:50 PM 44.6 °F 39.7 °F 41.0 °F 87% 30.33 in - SSW 9.2 mph - N/A   Clear
9:20 PM 46.4 °F 40.7 °F 41.0 °F 81% 30.33 in 6.2 mi SW 12.7 mph - N/A Rain Light Rain
9:50 PM 46.4 °F 40.7 °F 41.0 °F 81% 30.33 in 6.2 mi SW 12.7 mph 27.6 mph N/A Rain Light Rain
10:20 PM 46.4 °F 40.4 °F 41.0 °F 81% 30.33 in 6.2 mi SW 13.8 mph - N/A   Mostly Cloudy
10:50 PM 46.4 °F 40.4 °F 42.8 °F 87% 30.33 in 6.2 mi WSW 13.8 mph - N/A Rain Light Rain
11:20 PM 48.2 °F - 42.8 °F 82% 30.33 in 6.2 mi SW 10.4 mph - N/A   Mostly Cloudy
11:50 PM 48 °F - 43 °F 77% 30.34 in 18 mi SW 12.7 mph - - Rain Rain
11:50 PM 48.2 °F - 42.8 °F 82% 30.33 in 6.2 mi SW 11.5 mph - N/A   Mostly Cloudy