Weather History for Philadelphia, PA

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Wednesday, February 12, 2014

  Actual Average Record
Temperature  
Mean Temperature 20 °F 35 °F  
Max Temperature 27 °F 43 °F 70 °F (1999)
Min Temperature 12 °F 27 °F 2 °F (1979)
Degree Days  
Heating Degree Days 45 30  
Month to date heating degree days 420 369  
Since 1 July heating degree days 3164 3032  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 10 °F    
Average Humidity 62    
Maximum Humidity 81    
Minimum Humidity 42    
Precipitation  
Precipitation 0.05 in 0.09 in 1.35 in (1988)
Month to date precipitation 2.79 1.14  
Year to date precipitation 6.34 4.17  
Snow  
Snow 0.40 in 0.30 in 10.60 in (2006)
Month to date snowfall 6.6 4.1  
Since 1 July snowfall 43.7 14.3  
Snow Depth 1.00 in    
Sea Level Pressure  
Sea Level Pressure 30.43 in    
Wind  
Wind Speed 9 mph (NE)    
Max Wind Speed 17 mph    
Max Gust Speed 21 mph    
Visibility 8 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 12, 2014 Rise Set
Actual Time 6:57 AM EST 5:33 PM EST
Civil Twilight 6:29 AM EST 6:01 PM EST
Nautical Twilight 5:57 AM EST 6:33 PM EST
Astronomical Twilight 5:26 AM EST 7:04 PM EST
Moon 3:45 PM EST (2/12) 5:12 AM EST (2/12)
Length of Visible Light 11h 31m
Length of Day
10h 36m
Waxing Gibbous, 95% of the Moon is Illuminated
Feb 12
Waxing Gibbous
Feb 14
Full
Feb 22
Last Quarter
Mar 1
New
Mar 8
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 18.0 °F 4.8 °F 1.0 °F 48% 30.51 in 10.0 mi North 12.7 mph - N/A   Clear
1:54 AM 17.1 °F 3.6 °F 1.0 °F 50% 30.53 in 10.0 mi North 12.7 mph - N/A   Clear
2:54 AM 16.0 °F 2.3 °F 1.0 °F 52% 30.52 in 10.0 mi North 12.7 mph - 0.01 in   Clear
3:54 AM 15.1 °F 2.5 °F -0.0 °F 51% 30.53 in 10.0 mi North 10.4 mph - N/A   Clear
4:54 AM 14.0 °F 5.1 °F -0.0 °F 54% 30.56 in 10.0 mi North 5.8 mph - N/A   Clear
5:54 AM 14.0 °F 1.2 °F 1.0 °F 56% 30.53 in 10.0 mi NNE 10.4 mph - N/A   Partly Cloudy
6:54 AM 12.9 °F 3.8 °F 1.0 °F 59% 30.54 in 10.0 mi NE 5.8 mph - N/A   Scattered Clouds
7:54 AM 15.1 °F 7.7 °F 1.9 °F 56% 30.58 in 10.0 mi NE 4.6 mph - N/A   Scattered Clouds
8:54 AM 17.1 °F 8.7 °F 3.0 °F 54% 30.57 in 10.0 mi ENE 5.8 mph - N/A   Mostly Cloudy
9:54 AM 19.0 °F 9.0 °F 6.1 °F 57% 30.56 in 10.0 mi East 8.1 mph - N/A   Overcast
10:54 AM 21.0 °F 12.4 °F 6.1 °F 53% 30.56 in 10.0 mi ENE 6.9 mph - N/A   Overcast
11:54 AM 21.9 °F 15.7 °F 6.1 °F 51% 30.53 in 10.0 mi ENE 4.6 mph - N/A   Overcast
12:54 PM 24.1 °F 19.7 °F 6.1 °F 46% 30.52 in 10.0 mi NE 3.5 mph - N/A   Overcast
1:54 PM 25.0 °F 18.1 °F 6.1 °F 45% 30.47 in 10.0 mi NE 5.8 mph - N/A   Overcast
2:54 PM 26.1 °F 19.4 °F 7.0 °F 44% 30.46 in 10.0 mi NE 5.8 mph - N/A   Overcast
3:54 PM 26.1 °F 20.5 °F 8.1 °F 47% 30.47 in 10.0 mi NNE 4.6 mph - N/A   Overcast
4:54 PM 27.0 °F 18.0 °F 10.0 °F 49% 30.43 in 10.0 mi NE 9.2 mph - N/A   Overcast
5:54 PM 26.1 °F 16.2 °F 10.9 °F 53% 30.40 in 10.0 mi ENE 10.4 mph - N/A   Overcast
6:54 PM 26.1 °F 14.0 °F 15.1 °F 63% 30.39 in 10.0 mi East 15.0 mph - N/A   Overcast
7:31 PM 24.8 °F 14.0 °F 15.8 °F 69% 30.38 in 10.0 mi East 11.5 mph - N/A   Overcast
7:54 PM 25.0 °F 14.8 °F 15.1 °F 66% 30.38 in 10.0 mi ENE 10.4 mph - N/A   Overcast
8:54 PM 24.1 °F 12.5 °F 15.1 °F 69% 30.36 in 10.0 mi NE 12.7 mph - N/A   Overcast
8:59 PM 24.8 °F 14.6 °F 15.8 °F 69% 30.36 in 4.0 mi NE 10.4 mph - 0.00 in Snow Light Snow
9:24 PM 24.8 °F 14.6 °F 15.8 °F 69% 30.34 in 4.0 mi NE 10.4 mph - 0.00 in Snow Light Snow
9:45 PM 24.8 °F 14.0 °F 17.6 °F 74% 30.33 in 2.0 mi NE 11.5 mph - 0.00 in Snow Light Snow
9:54 PM 24.1 °F 14.4 °F 17.1 °F 75% 30.32 in 2.0 mi ENE 9.2 mph - 0.00 in Snow Light Snow
10:05 PM 24.8 °F 16.1 °F 17.6 °F 74% 30.32 in 2.0 mi NE 8.1 mph - 0.00 in Snow Light Snow
10:12 PM 24.8 °F 14.6 °F 17.6 °F 74% 30.31 in 1.5 mi NE 10.4 mph - 0.00 in Snow Light Snow
10:43 PM 24.8 °F 13.4 °F 17.6 °F 74% 30.29 in 2.0 mi NE 12.7 mph - 0.01 in Snow Light Snow
10:54 PM 24.1 °F 12.5 °F 19.0 °F 81% 30.29 in 2.5 mi NE 12.7 mph - 0.01 in Snow Light Snow
11:03 PM 24.8 °F 13.4 °F 19.4 °F 80% 30.27 in 1.5 mi NE 12.7 mph - 0.00 in Snow Light Snow
11:22 PM 24.8 °F 11.9 °F 19.4 °F 80% 30.26 in 1.5 mi NE 16.1 mph - 0.01 in Snow Light Snow
11:54 PM 24.1 °F 12.5 °F 19.9 °F 84% 30.24 in 1.2 mi NE 12.7 mph - 0.02 in Snow Light Snow