London, United Kingdom

7:20 PM BST on September 29, 2016 (GMT +0100)
Heathrow

Weather History for EGLL - September, 2011

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Monday, September 5, 2011

  Actual Average Record
Temperature  
Mean Temperature 59 °F -  
Max Temperature 67 °F 70 °F 85 °F (2013)
Min Temperature 51 °F 54 °F 46 °F (2001)
Degree Days  
Heating Degree Days 6    
Growing Degree Days 9 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 71    
Maximum Humidity 88    
Minimum Humidity 40    
Precipitation  
Precipitation 0.02 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 13 mph ()    
Max Wind Speed 25 mph    
Max Gust Speed 38 mph    
Visibility 7.6 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

Sep. 05, 2011 Rise Set
Actual Time 6:20 AM BST 7:40 PM BST
Civil Twilight 5:45 AM BST 8:14 PM BST
Nautical Twilight 5:03 AM BST 8:56 PM BST
Astronomical Twilight 4:17 AM BST 9:41 PM BST
Moon 3:47 PM BST (9/5) 11:47 PM BST (9/5)
Length of Visible Light 14h 28m
Length of Day
13h 20m
First Quarter, 58% of the Moon is Illuminated
Sep 5
First Quarter
Sep 12
Full
Sep 20
Last Quarter
Sep 27
New
Oct 4
First Quarter

Hourly Weather History & Observations

Time (BST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:20 AM 57.2 °F 50.0 °F 77% 29.77 in 6.2 mi West 12.7 mph - N/A   Partly Cloudy
12:50 AM 56 °F 51 °F 76% 29.77 in 19 mi WSW 8.1 mph - - Rain Rain
12:50 AM 57.2 °F 50.0 °F 77% 29.77 in 6.2 mi WSW 9.2 mph - N/A   Partly Cloudy
1:20 AM 55.4 °F 50.0 °F 82% 29.77 in 6.2 mi WSW 11.5 mph - N/A   Unknown
1:50 AM 55.4 °F 50.0 °F 82% 29.77 in 6.2 mi WSW 9.2 mph - N/A   Unknown
2:20 AM 55.4 °F 48.2 °F 77% 29.77 in 6.2 mi SW 9.2 mph - N/A   Unknown
2:50 AM 53.6 °F 48.2 °F 82% 29.77 in - SW 8.1 mph - N/A   Clear
3:20 AM 53.6 °F 48.2 °F 82% 29.77 in - SW 6.9 mph - N/A   Clear
3:50 AM 53 °F 48 °F 78% 29.77 in 16 mi SSW 9.2 mph - -   Partly Cloudy
3:50 AM 53.6 °F 48.2 °F 82% 29.77 in - SSW 6.9 mph - N/A   Clear
4:20 AM 51.8 °F 48.2 °F 88% 29.77 in - SSW 8.1 mph - N/A   Clear
5:20 AM 51.8 °F 48.2 °F 88% 29.77 in - SSW 8.1 mph - N/A   Clear
5:50 AM 51.8 °F 48.2 °F 88% 29.77 in - SSW 8.1 mph - N/A   Clear
6:20 AM 51.8 °F 48.2 °F 88% 29.77 in - SSW 9.2 mph - N/A   Clear
6:50 AM 53 °F 48 °F 76% 29.78 in 16 mi SSW 10.4 mph - -  
6:50 AM 51.8 °F 48.2 °F 88% 29.77 in - SW 9.2 mph - N/A   Clear
7:20 AM 53.6 °F 48.2 °F 82% 29.80 in 6.2 mi SW 11.5 mph - N/A   Partly Cloudy
7:50 AM 55.4 °F 48.2 °F 77% 29.80 in 6.2 mi SW 11.5 mph - N/A   Partly Cloudy
8:20 AM 57.2 °F 48.2 °F 72% 29.80 in 6.2 mi WSW 16.1 mph - N/A   Partly Cloudy
8:50 AM 57.2 °F 48.2 °F 72% 29.80 in 6.2 mi WSW 18.4 mph - N/A   Partly Cloudy
9:20 AM 59.0 °F 48.2 °F 67% 29.80 in 6.2 mi WSW 17.3 mph 29.9 mph N/A   Partly Cloudy
9:50 AM 60 °F 49 °F 57% 29.83 in 19 mi WSW 21.9 mph - -   Mostly Cloudy
9:50 AM 59.0 °F 48.2 °F 67% 29.83 in 6.2 mi WSW 21.9 mph - N/A   Scattered Clouds
10:20 AM 60.8 °F 48.2 °F 63% 29.83 in 6.2 mi WSW 21.9 mph - N/A   Mostly Cloudy
10:50 AM 60.8 °F 48.2 °F 63% 29.83 in 6.2 mi WSW 21.9 mph - N/A   Mostly Cloudy
11:20 AM 64.4 °F 48.2 °F 56% 29.83 in 6.2 mi WSW 20.7 mph - N/A   Scattered Clouds
11:50 AM 64.4 °F 48.2 °F 56% 29.86 in 6.2 mi WSW 23.0 mph - N/A   Scattered Clouds
12:20 PM 64.4 °F 46.4 °F 52% 29.86 in 6.2 mi WSW 24.2 mph 38.0 mph N/A   Scattered Clouds
12:50 PM 65 °F 47 °F 40% 29.87 in 25 mi WSW 21.9 mph - -   Scattered Clouds
12:50 PM 66.2 °F 46.4 °F 49% 29.86 in 6.2 mi WSW 21.9 mph - N/A   Scattered Clouds
1:20 PM 64.4 °F 46.4 °F 52% 29.86 in 6.2 mi WSW 24.2 mph - N/A   Scattered Clouds
1:50 PM 64.4 °F 46.4 °F 52% 29.89 in 6.2 mi WSW 25.3 mph 36.8 mph N/A   Scattered Clouds
2:20 PM 64.4 °F 46.4 °F 52% 29.89 in 6.2 mi West 24.2 mph 36.8 mph N/A   Scattered Clouds
2:50 PM 64.4 °F 46.4 °F 52% 29.89 in 6.2 mi WSW 23.0 mph - N/A   Scattered Clouds
3:20 PM 66.2 °F 46.4 °F 49% 29.89 in 6.2 mi WSW 19.6 mph - N/A   Scattered Clouds
3:50 PM 64 °F 50 °F 50% 29.90 in 25 mi SW 20.7 mph - -   Scattered Clouds
3:50 PM 64.4 °F 50.0 °F 59% 29.89 in 6.2 mi SW 19.6 mph - N/A   Scattered Clouds
4:20 PM 62.6 °F 53.6 °F 72% 29.92 in 6.2 mi WSW 17.3 mph - N/A   Scattered Clouds
4:50 PM 62.6 °F 51.8 °F 68% 29.92 in 6.2 mi WSW 16.1 mph - N/A   Partly Cloudy
5:20 PM 62.6 °F 51.8 °F 68% 29.92 in 6.2 mi WSW 17.3 mph 29.9 mph N/A   Scattered Clouds
5:50 PM 60.8 °F 53.6 °F 77% 29.92 in 6.2 mi SSW 15.0 mph - N/A   Scattered Clouds
6:20 PM 60.8 °F 53.6 °F 77% 29.92 in 6.2 mi SW 12.7 mph - N/A   Scattered Clouds
6:50 PM 61 °F 52 °F 64% 29.94 in 22 mi SW 15.0 mph - - Rain Rain
6:50 PM 60.8 °F 51.8 °F 72% 29.92 in 6.2 mi WSW 15.0 mph - N/A   Partly Cloudy
7:20 PM 60.8 °F 50.0 °F 68% 29.95 in - WSW 15.0 mph - N/A   Clear
7:50 PM 60.8 °F 51.8 °F 72% 29.95 in 6.2 mi WSW 12.7 mph - N/A   Partly Cloudy
8:20 PM 60.8 °F 53.6 °F 77% 29.95 in 6.2 mi SW 15.0 mph - N/A Rain Light Rain Showers
8:50 PM 59.0 °F 53.6 °F 82% 29.98 in 6.2 mi SW 13.8 mph - N/A Rain Light Rain
9:20 PM 59.0 °F 53.6 °F 82% 29.98 in 6.2 mi SW 12.7 mph - N/A   Partly Cloudy
9:50 PM 59 °F 53 °F 76% 29.97 in 16 mi SSW 16.1 mph - - Rain Rain
9:50 PM 59.0 °F 53.6 °F 82% 29.98 in - SW 15.0 mph - N/A   Clear
10:20 PM 60.8 °F 51.8 °F 72% 29.98 in - SW 15.0 mph - N/A   Clear
10:50 PM 59.0 °F 51.8 °F 77% 29.95 in 6.2 mi SW 16.1 mph - N/A   Scattered Clouds
11:20 PM 59.0 °F 51.8 °F 77% 29.95 in - SW 15.0 mph - N/A   Clear
11:50 PM 59.0 °F 51.8 °F 77% 29.95 in 6.2 mi SW 13.8 mph - N/A   Partly Cloudy