Weather History for Philadelphia, PA

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Sunday, October 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 57 °F 56 °F  
Max Temperature 66 °F 65 °F 86 °F (1947)
Min Temperature 48 °F 47 °F 28 °F (1952)
Degree Days  
Heating Degree Days 8 10  
Month to date heating degree days 128 142  
Since 1 July heating degree days 142 180  
Cooling Degree Days 0 0  
Month to date cooling degree days 31 19  
Year to date cooling degree days 1603 1297  
Growing Degree Days 7 (Base 50)    
Moisture  
Dew Point 40 °F    
Average Humidity 54    
Maximum Humidity 71    
Minimum Humidity 37    
Precipitation  
Precipitation 0.00 in 0.10 in 2.21 in (1904)
Month to date precipitation 0.73 2.21  
Year to date precipitation 27.12 34.01  
Snow  
Snow 0.00 in 0.00 in 0.00 in (1870)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 9 mph (West)    
Max Wind Speed 18 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 21, 2012 Rise Set
Actual Time 7:18 AM EDT 6:12 PM EDT
Civil Twilight 6:50 AM EDT 6:39 PM EDT
Nautical Twilight 6:19 AM EDT 7:11 PM EDT
Astronomical Twilight 5:47 AM EDT 7:42 PM EDT
Moon 1:37 PM EDT (10/21) No Moon Set
Length of Visible Light 11h 49m
Length of Day
10h 54m
Waxing Crescent, 45% of the Moon is Illuminated
Oct 21
Waxing Crescent
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter
Nov 13
New

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 51.1 °F 39.0 °F 63% 29.91 in 10.0 mi WSW 8.1 mph - N/A   Clear
1:54 AM 50.0 °F 39.0 °F 66% 29.93 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
2:54 AM 50.0 °F 39.9 °F 68% 29.94 in 10.0 mi WSW 6.9 mph - N/A   Partly Cloudy
3:54 AM 50.0 °F 39.9 °F 68% 29.94 in 10.0 mi West 6.9 mph - N/A   Clear
4:54 AM 48.0 °F 39.9 °F 74% 29.95 in 10.0 mi West 6.9 mph - N/A   Clear
5:54 AM 48.0 °F 39.9 °F 74% 29.98 in 10.0 mi West 6.9 mph - N/A   Clear
6:54 AM 51.1 °F 39.9 °F 66% 29.99 in 10.0 mi NW 5.8 mph - N/A   Partly Cloudy
7:54 AM 51.1 °F 41.0 °F 68% 30.02 in 10.0 mi WNW 8.1 mph - N/A   Partly Cloudy
8:54 AM 53.1 °F 41.0 °F 64% 30.04 in 10.0 mi WNW 8.1 mph - N/A   Clear
9:54 AM 55.9 °F 42.1 °F 60% 30.05 in 10.0 mi WNW 6.9 mph - N/A   Clear
10:54 AM 60.1 °F 41.0 °F 49% 30.05 in 10.0 mi WNW 9.2 mph - N/A   Clear
11:54 AM 62.1 °F 39.9 °F 44% 30.04 in 10.0 mi NW 12.7 mph - N/A   Partly Cloudy
12:54 PM 64.0 °F 39.9 °F 41% 30.03 in 10.0 mi WNW 10.4 mph 17.3 mph N/A   Partly Cloudy
1:54 PM 64.9 °F 41.0 °F 42% 30.01 in 10.0 mi West 16.1 mph 20.7 mph N/A   Partly Cloudy
2:54 PM 66.0 °F 39.9 °F 38% 30.00 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
3:54 PM 66.0 °F 39.9 °F 38% 30.00 in 10.0 mi WNW 16.1 mph 23.0 mph N/A   Scattered Clouds
4:54 PM 64.9 °F 37.9 °F 37% 30.01 in 10.0 mi NW 13.8 mph 18.4 mph N/A   Scattered Clouds
5:54 PM 64.0 °F 39.9 °F 41% 30.02 in 10.0 mi West 11.5 mph - N/A   Partly Cloudy
6:54 PM 62.1 °F 39.9 °F 44% 30.04 in 10.0 mi West 8.1 mph - N/A   Partly Cloudy
7:54 PM 60.1 °F 41.0 °F 49% 30.05 in 10.0 mi West 9.2 mph - N/A   Partly Cloudy
8:54 PM 57.9 °F 39.9 °F 51% 30.06 in 10.0 mi West 9.2 mph - N/A   Clear
9:54 PM 57.9 °F 39.9 °F 51% 30.08 in 10.0 mi WNW 6.9 mph - N/A   Clear
10:54 PM 53.1 °F 39.9 °F 61% 30.09 in 10.0 mi West 6.9 mph - N/A   Clear
11:54 PM 53.1 °F 41.0 °F 64% 30.09 in 10.0 mi WSW 9.2 mph - N/A   Scattered Clouds