Weather History for London, ON

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Thursday, September 13, 2012

  Actual Average Record
Temperature  
Mean Temperature 68 °F -  
Max Temperature 82 °F 71 °F 86 °F (2005)
Min Temperature 55 °F 51 °F 44 °F (2007)
Cooling Degree Days 4    
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 59 °F    
Average Humidity 75    
Maximum Humidity 100    
Minimum Humidity 33    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.23 in    
Wind  
Wind Speed 5 mph ()    
Max Wind Speed 17 mph    
Max Gust Speed 21 mph    
Visibility 8.8 miles    
Events Fog    
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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Astronomy

Sep. 13, 2012 Rise Set
Actual Time 7:02 AM EDT 7:37 PM EDT
Civil Twilight 6:33 AM EDT 8:05 PM EDT
Nautical Twilight 6:00 AM EDT 8:39 PM EDT
Astronomical Twilight 5:25 AM EDT 9:14 PM EDT
Moon 4:17 AM EDT (9/13) 6:01 PM EDT (9/13)
Length of Visible Light 13h 31m
Length of Day
12h 34m
Waning Crescent, 7% of the Moon is Illuminated
Sep 13
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
1:00 AM 60.8 °F - 59.0 °F 94% 30.24 in 10.0 mi ESE 3.5 mph - N/A   Clear
2:00 AM 60 °F - 59 °F 97% 30.24 in 6 mi ESE 3.5 mph - -  
2:00 AM 60.8 °F - 59.0 °F 94% 30.24 in 6.0 mi ESE 3.5 mph - N/A   Haze
3:00 AM 59.0 °F - 59.0 °F 100% 30.24 in 4.0 mi Calm Calm - N/A   Clear
4:00 AM 55.4 °F - 55.4 °F 100% 30.23 in 4.0 mi ESE 4.6 mph - N/A   Clear
5:00 AM 59.0 °F - 59.0 °F 100% 30.23 in 4.0 mi ESE 3.5 mph - N/A   Clear
5:50 AM 59.0 °F - 57.2 °F 94% 30.24 in 0.5 mi ESE 4.6 mph - N/A Fog Fog
6:00 AM 57.2 °F - 55.4 °F 94% 30.25 in 0.2 mi ESE 4.6 mph - N/A Fog Fog
6:05 AM 57.2 °F - 57.2 °F 100% 30.25 in 0.2 mi ESE 4.6 mph - N/A Fog Fog
6:47 AM 57.2 °F - 57.2 °F 100% 30.26 in 0.1 mi East 2.3 mph - N/A Fog Fog
7:00 AM 57.2 °F - 57.2 °F 100% 30.26 in 0.1 mi ESE 3.5 mph - N/A Fog Fog
7:12 AM 57.2 °F - 57.2 °F 100% 30.26 in 0.5 mi ESE 3.5 mph - N/A Fog Fog
7:29 AM 59.0 °F - 59.0 °F 100% 30.27 in 2.0 mi ESE 3.5 mph - N/A   Mostly Cloudy
8:00 AM 59.0 °F - 59.0 °F 100% 30.27 in 3.0 mi SSE 2.3 mph - N/A   Mostly Cloudy
9:00 AM 69.8 °F - 64.4 °F 83% 30.27 in 8.0 mi SSW 6.9 mph - N/A   Scattered Clouds
10:00 AM 75.2 °F - 62.6 °F 65% 30.27 in 12.0 mi SW 8.1 mph - N/A   Scattered Clouds
11:00 AM 78.8 °F - 60.8 °F 54% 30.27 in 15.0 mi SSW 11.5 mph - N/A   Partly Cloudy
12:00 PM 80.6 °F 81.5 °F 60.8 °F 51% 30.26 in 15.0 mi SW 13.8 mph - N/A   Partly Cloudy
1:00 PM 82.4 °F 82.9 °F 60.8 °F 48% 30.25 in 15.0 mi WSW 8.1 mph 18.4 mph N/A   Scattered Clouds
2:00 PM 82 °F - 58 °F 33% 30.24 in - SSW 15.0 mph - -  
2:00 PM 82.4 °F 82.0 °F 57.2 °F 42% 30.23 in 15.0 mi SSW 13.8 mph 20.7 mph N/A   Mostly Cloudy
3:00 PM 78.8 °F - 57.2 °F 47% 30.22 in 15.0 mi SW 17.3 mph - N/A   Mostly Cloudy
4:00 PM 78.8 °F - 60.8 °F 54% 30.21 in 15.0 mi SSW 11.5 mph 18.4 mph N/A   Mostly Cloudy
5:00 PM 80.6 °F 81.5 °F 60.8 °F 51% 30.19 in 15.0 mi South 10.4 mph - N/A   Scattered Clouds
6:00 PM 78.8 °F - 59.0 °F 51% 30.19 in 15.0 mi SSW 13.8 mph 19.6 mph N/A   Partly Cloudy
7:00 PM 75.2 °F - 57.2 °F 53% 30.19 in 15.0 mi SSW 10.4 mph - N/A   Scattered Clouds
8:00 PM 73 °F - 58 °F 49% 30.20 in - SSW 9.2 mph - -  
8:00 PM 73.4 °F - 57.2 °F 57% 30.20 in 15.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
9:00 PM 69.8 °F - 57.2 °F 64% 30.19 in 15.0 mi SSW 6.9 mph - N/A   Scattered Clouds
10:00 PM 68.0 °F - 57.2 °F 68% 30.19 in 15.0 mi South 5.8 mph - N/A   Partly Cloudy
11:00 PM 66.2 °F - 60.8 °F 83% 30.21 in 15.0 mi NNW 12.7 mph - N/A   Clear