Weather History for Philadelphia, PA

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Wednesday, November 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F 46 °F  
Max Temperature 56 °F 54 °F 74 °F (1931)
Min Temperature 39 °F 38 °F 19 °F (1879)
Degree Days  
Heating Degree Days 17 19  
Month to date heating degree days 399 333  
Since 1 July heating degree days 609 626  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1603 1300  
Moisture  
Dew Point 30 °F    
Average Humidity 50    
Maximum Humidity 70    
Minimum Humidity 30    
Precipitation  
Precipitation 0.00 in 0.10 in 2.30 in (1952)
Month to date precipitation 0.54 2.00  
Year to date precipitation 31.01 36.98  
Snow  
Snow 0.00 in 0.00 in 1.00 in (2008)
Month to date snowfall T 0.1  
Since 1 July snowfall T 0.1  
Since 1 September snowfall T 0.1  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 6 mph (NNE)    
Max Wind Speed 14 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Nov. 21, 2012 Rise Set
Actual Time 6:53 AM EST 4:40 PM EST
Civil Twilight 6:23 AM EST 5:09 PM EST
Nautical Twilight 5:50 AM EST 5:42 PM EST
Astronomical Twilight 5:18 AM EST 6:15 PM EST
Moon 12:55 PM EST 12:10 AM EST
Length of Visible Light 10h 46m
Length of Day
9h 47m
First Quarter, 61% of the Moon is Illuminated
Nov 21
First Quarter
Nov 28
Full
Dec 6
Last Quarter
Dec 13
New
Dec 20
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 45.0 °F - 33.1 °F 63% 30.15 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:54 AM 42.1 °F 39.2 °F 30.9 °F 65% 30.15 in 10.0 mi North 4.6 mph - N/A   Scattered Clouds
2:54 AM 41.0 °F 37.1 °F 30.9 °F 67% 30.15 in 10.0 mi NNW 5.8 mph - N/A   Scattered Clouds
3:54 AM 42.1 °F 38.4 °F 33.1 °F 70% 30.16 in 10.0 mi NNW 5.8 mph - N/A   Scattered Clouds
4:54 AM 39.9 °F 36.7 °F 30.9 °F 70% 30.18 in 10.0 mi NNW 4.6 mph - N/A   Scattered Clouds
5:54 AM 41.0 °F - 30.9 °F 67% 30.18 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:54 AM 39.9 °F 36.7 °F 30.9 °F 70% 30.19 in 10.0 mi NNE 4.6 mph - N/A   Scattered Clouds
7:54 AM 42.1 °F 37.7 °F 32.0 °F 67% 30.20 in 10.0 mi North 6.9 mph - N/A   Scattered Clouds
8:54 AM 46.9 °F - 32.0 °F 56% 30.21 in 10.0 mi NE 9.2 mph - N/A   Scattered Clouds
9:54 AM 48.9 °F - 33.1 °F 54% 30.22 in 10.0 mi NNE 6.9 mph - N/A   Scattered Clouds
10:54 AM 52.0 °F - 34.0 °F 50% 30.22 in 10.0 mi ENE 6.9 mph - N/A   Scattered Clouds
11:54 AM 53.1 °F - 30.9 °F 43% 30.20 in 10.0 mi North 10.4 mph - N/A   Scattered Clouds
12:54 PM 55.0 °F - 30.0 °F 38% 30.18 in 10.0 mi ENE 11.5 mph - N/A   Scattered Clouds
1:54 PM 55.0 °F - 26.1 °F 33% 30.17 in 10.0 mi ENE 11.5 mph - N/A   Scattered Clouds
2:54 PM 55.0 °F - 24.1 °F 30% 30.17 in 10.0 mi NE 8.1 mph - N/A   Scattered Clouds
3:54 PM 53.1 °F - 26.1 °F 35% 30.17 in 10.0 mi ENE 6.9 mph - N/A   Partly Cloudy
4:54 PM 50.0 °F - 28.0 °F 43% 30.19 in 10.0 mi East 6.9 mph - N/A   Partly Cloudy
5:54 PM 46.9 °F - 30.9 °F 54% 30.21 in 10.0 mi East 6.9 mph - N/A   Clear
6:54 PM 48.0 °F - 30.0 °F 50% 30.22 in 10.0 mi ENE 4.6 mph - N/A   Clear
7:54 PM 46.9 °F - 28.0 °F 48% 30.23 in 10.0 mi NE 4.6 mph - N/A   Clear
8:54 PM 45.0 °F 43.5 °F 28.0 °F 52% 30.23 in 10.0 mi North 3.5 mph - N/A   Clear
9:54 PM 44.1 °F 40.8 °F 30.0 °F 58% 30.24 in 10.0 mi NNW 5.8 mph - N/A   Clear
10:54 PM 41.0 °F 39.0 °F 28.9 °F 62% 30.23 in 10.0 mi North 3.5 mph - N/A   Clear
11:54 PM 39.0 °F - 28.9 °F 67% 30.24 in 10.0 mi Calm Calm - N/A   Clear