London, United Kingdom

7:47 PM BST on September 22, 2017 (GMT +0100)
Heathrow

Weather History for EGLL - March, 2017

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Monday, March 20, 2017

  Actual Average Record
Temperature  
Mean Temperature 50 °F -  
Max Temperature 55 °F 54 °F 59 °F (2003)
Min Temperature 44 °F 40 °F 33 °F (2003)
Degree Days  
Heating Degree Days 16    
Moisture  
Dew Point 47 °F    
Average Humidity 85    
Maximum Humidity 96    
Minimum Humidity 67    
Precipitation  
Precipitation 0.04 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.66 in    
Wind  
Wind Speed 14 mph ()    
Max Wind Speed 24 mph    
Max Gust Speed 33 mph    
Visibility 6.9 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

Mar. 20, 2017 Rise Set
Actual Time 6:04 AM GMT 6:15 PM GMT
Civil Twilight 5:31 AM GMT 6:48 PM GMT
Nautical Twilight 4:51 AM GMT 7:27 PM GMT
Astronomical Twilight 4:10 AM GMT 8:09 PM GMT
Moon 1:19 AM GMT (3/20) 10:16 AM GMT (3/20)
Length of Visible Light 13h 17m
Length of Day
12h 10m
Waning Gibbous, 52% of the Moon is Illuminated
Mar 20
Waning Gibbous
Mar 20
Last Quarter
Mar 28
New
Apr 3
First Quarter
Apr 11
Full

Hourly Weather History & Observations

Time (GMT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:00 AM 53 °F - 49 °F 81% 29.77 in 13 mi SW 16.1 mph - -   Mostly Cloudy
12:20 AM 53.6 °F - 50.0 °F 88% 29.74 in 6.2 mi SW 15.0 mph - N/A   Overcast
12:50 AM 53.6 °F - 50.0 °F 88% 29.74 in 6.2 mi WSW 13.8 mph - N/A Rain Light Rain
1:00 AM 53 °F - 49 °F 84% 29.75 in 10 mi SW 16.1 mph - - Rain Light Rain Showers
1:20 AM 53.6 °F - 50.0 °F 88% 29.74 in 6.2 mi WSW 15.0 mph - N/A Rain Light Rain
1:50 AM 53.6 °F - 50.0 °F 88% 29.74 in 6.2 mi SW 12.7 mph - N/A Rain Light Rain
2:20 AM 51.8 °F - 50.0 °F 94% 29.71 in 6.2 mi SW 12.7 mph - N/A Rain Light Rain
2:50 AM 51.8 °F - 50.0 °F 94% 29.71 in 3.1 mi SW 12.7 mph - N/A   Haze
3:00 AM 52 °F - 50 °F 90% 29.72 in 3 mi SSW 15.0 mph - - Rain Rain
3:20 AM 51.8 °F - 50.0 °F 94% 29.71 in 2.8 mi SW 12.7 mph - N/A Rain Rain
3:50 AM 51.8 °F - 50.0 °F 94% 29.71 in 4.3 mi SW 11.5 mph - N/A Rain Light Rain
4:00 AM 51 °F - 50 °F 96% 29.71 in 3 mi SSW 12.7 mph - - Rain Drizzle
4:20 AM 51.8 °F - 50.0 °F 94% 29.68 in 6.2 mi SSW 12.7 mph - N/A   Mostly Cloudy
4:50 AM 51.8 °F - 50.0 °F 94% 29.68 in 6.2 mi SW 13.8 mph - N/A   Mostly Cloudy
5:00 AM 51 °F - 50 °F 95% 29.69 in 17 mi SSW 15.0 mph - - Rain Drizzle
5:20 AM 51.8 °F - 50.0 °F 94% 29.68 in 6.2 mi SSW 13.8 mph - N/A   Mostly Cloudy
5:50 AM 51.8 °F - 50.0 °F 94% 29.68 in 6.2 mi SW 13.8 mph - N/A   Mostly Cloudy
6:00 AM 52 °F - 50 °F 91% 29.69 in 22 mi SW 12.7 mph - -  
6:20 AM 51.8 °F - 50.0 °F 94% 29.68 in 6.2 mi SW 12.7 mph - N/A   Mostly Cloudy
6:50 AM 51.8 °F - 50.0 °F 94% 29.68 in 3.7 mi SW 13.8 mph 26.5 mph N/A Rain Light Rain
7:00 AM 52 °F - 51 °F 93% 29.68 in 4 mi SSW 15.0 mph - -   Light Haze
7:20 AM 51.8 °F - 50.0 °F 94% 29.65 in 3.1 mi SW 12.7 mph - N/A Rain Light Rain
7:50 AM 51.8 °F - 50.0 °F 94% 29.65 in 6.2 mi SW 12.7 mph - N/A   Mostly Cloudy
8:00 AM 53 °F - 51 °F 88% 29.66 in 12 mi SSW 13.8 mph - - Rain Rain
8:20 AM 53.6 °F - 50.0 °F 88% 29.65 in 6.2 mi SW 13.8 mph 27.6 mph N/A   Mostly Cloudy
8:50 AM 53.6 °F - 50.0 °F 88% 29.65 in 6.2 mi SW 15.0 mph - N/A   Mostly Cloudy
9:00 AM 53 °F - 51 °F 88% 29.65 in 22 mi SSW 15.0 mph - -   Mostly Cloudy
9:20 AM 53.6 °F - 50.0 °F 88% 29.62 in 6.2 mi SW 16.1 mph - N/A   Mostly Cloudy
9:50 AM 53.6 °F - 50.0 °F 88% 29.62 in 6.2 mi SW 16.1 mph 27.6 mph N/A   Mostly Cloudy
10:00 AM 54 °F - 50 °F 83% 29.64 in 22 mi SSW 15.0 mph - -   Mostly Cloudy
10:20 AM 53.6 °F - 50.0 °F 88% 29.62 in 6.2 mi SW 17.3 mph - N/A   Mostly Cloudy
10:50 AM 53.6 °F - 51.8 °F 94% 29.62 in 5.0 mi SW 19.6 mph - N/A Rain Light Rain
11:00 AM 53 °F - 51 °F 92% 29.63 in 2 mi SW 19.6 mph - - Rain Light Drizzle
11:20 AM 53.6 °F - 50.0 °F 88% 29.62 in 6.2 mi SW 18.4 mph - N/A   Mostly Cloudy
11:50 AM 53.6 °F - 50.0 °F 88% 29.59 in 6.2 mi SW 20.7 mph - N/A   Mostly Cloudy
12:00 PM 54 °F - 48 °F 75% 29.61 in 16 mi SSW 24.2 mph - - Rain Drizzle
12:20 PM 55.4 °F - 48.2 °F 77% 29.59 in 6.2 mi SW 19.6 mph - N/A   Mostly Cloudy
12:50 PM 53.6 °F - 48.2 °F 82% 29.59 in 6.2 mi SW 20.7 mph - N/A   Mostly Cloudy
1:00 PM 54 °F - 47 °F 70% 29.61 in 16 mi SW 18.4 mph - -   Mostly Cloudy
1:20 PM 51.8 °F - 48.2 °F 88% 29.59 in 6.2 mi SW 19.6 mph - N/A   Mostly Cloudy
1:50 PM 53.6 °F - 48.2 °F 82% 29.59 in 6.2 mi SW 21.9 mph 33.4 mph N/A Rain Light Rain
2:00 PM 53 °F - 49 °F 80% 29.59 in 3 mi SW 20.7 mph - - Rain Light Rain
2:20 PM 51.8 °F - 50.0 °F 94% 29.59 in 4.3 mi SW 20.7 mph - N/A Rain Light Rain
2:50 PM 51.8 °F - 50.0 °F 94% 29.59 in 6.2 mi WSW 17.3 mph - N/A Rain Light Rain
3:00 PM 52 °F - 49 °F 87% 29.60 in 3 mi WSW 17.3 mph - - Rain Rain
3:20 PM 51.8 °F - 48.2 °F 88% 29.59 in 6.2 mi West 16.1 mph - N/A   Scattered Clouds
3:50 PM 53.6 °F - 48.2 °F 82% 29.59 in 6.2 mi WSW 19.6 mph - N/A   Scattered Clouds
4:00 PM 53 °F - 49 °F 80% 29.61 in 25 mi West 17.3 mph - - Rain Rain
4:20 PM 51.8 °F - 46.4 °F 82% 29.62 in 6.2 mi WSW 19.6 mph - N/A   Mostly Cloudy
4:50 PM 51.8 °F - 44.6 °F 76% 29.62 in 6.2 mi West 17.3 mph - N/A   Mostly Cloudy
5:00 PM 51 °F - 45 °F 73% 29.63 in 17 mi West 17.3 mph - -   Mostly Cloudy
5:20 PM 51.8 °F - 44.6 °F 76% 29.62 in 6.2 mi West 17.3 mph - N/A   Mostly Cloudy
5:50 PM 50.0 °F - 44.6 °F 82% 29.62 in 6.2 mi West 11.5 mph - N/A   Mostly Cloudy
6:00 PM 49 °F - 43 °F 74% 29.64 in 31 mi West 12.7 mph - - Rain Rain
6:20 PM 50.0 °F - 44.6 °F 82% 29.65 in 6.2 mi West 11.5 mph - N/A   Partly Cloudy
6:50 PM 50.0 °F - 42.8 °F 76% 29.65 in 6.2 mi WSW 16.1 mph - N/A   Partly Cloudy
7:00 PM 49 °F - 42 °F 69% 29.66 in 31 mi WSW 16.1 mph - -   Scattered Clouds
7:20 PM 48.2 °F - 42.8 °F 82% 29.65 in 6.2 mi WSW 15.0 mph - N/A   Unknown
7:50 PM 48.2 °F - 41.0 °F 76% 29.68 in 6.2 mi West 15.0 mph - N/A   Unknown
8:00 PM 47 °F - 41 °F 72% 29.68 in 31 mi West 16.1 mph - -  
8:20 PM 48.2 °F - 41.0 °F 76% 29.68 in 6.2 mi West 15.0 mph - N/A   Unknown
8:50 PM 48.2 °F - 39.2 °F 71% 29.68 in 6.2 mi West 13.8 mph - N/A   Unknown
9:00 PM 47 °F - 39 °F 67% 29.69 in 31 mi West 13.8 mph - -  
9:20 PM 46.4 °F 40.1 °F 39.2 °F 76% 29.68 in 6.2 mi West 15.0 mph - N/A   Unknown
9:50 PM 46.4 °F 40.4 °F 39.2 °F 76% 29.68 in 6.2 mi WSW 13.8 mph - N/A   Partly Cloudy
10:00 PM 45 °F - 40 °F 75% 29.70 in 19 mi West 12.7 mph - -  
10:20 PM 44.6 °F 39.2 °F 39.2 °F 81% 29.71 in 6.2 mi WSW 10.4 mph - N/A   Partly Cloudy
10:50 PM 44.6 °F 40.2 °F 41.0 °F 87% 29.71 in 6.2 mi SW 8.1 mph - N/A   Unknown
11:00 PM 44 °F - 39 °F 78% 29.71 in 19 mi SW 6.9 mph - -   Scattered Clouds
11:20 PM 44.6 °F 40.2 °F 39.2 °F 81% 29.71 in 6.2 mi SW 8.1 mph - N/A   Unknown
11:50 PM 44.6 °F 39.2 °F 41.0 °F 87% 29.71 in 6.2 mi SW 10.4 mph - N/A   Unknown