Philadelphia, PA

6:47 PM EST on February 27, 2017 (GMT -0500)
Philadelphia International

Weather History for KPHL - December, 2012

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Monday, December 10, 2012

  Actual Average Record
Temperature  
Mean Temperature 53 °F 39 °F  
Max Temperature 60 °F 46 °F 71 °F (1966)
Min Temperature 45 °F 32 °F 4 °F (1876)
Degree Days  
Heating Degree Days 12 26  
Month to date heating degree days 171 245  
Since 1 July heating degree days 997 1061  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1603 1301  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 94    
Maximum Humidity 100    
Minimum Humidity 87    
Precipitation  
Precipitation 0.05 in 0.13 in 1.45 in (1969)
Month to date precipitation 0.77 1.25  
Year to date precipitation 32.29 39.22  
Snow  
Snow 0.00 in 0.10 in 4.30 in (1904)
Month to date snowfall 0.0 0.7  
Since 1 July snowfall T 1.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.72 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 12 mph    
Max Gust Speed 17 mph    
Visibility 2 miles    
Events Fog , Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 10, 2012 Rise Set
Actual Time 7:11 AM EST 4:36 PM EST
Civil Twilight 6:41 AM EST 5:06 PM EST
Nautical Twilight 6:07 AM EST 5:40 PM EST
Astronomical Twilight 5:34 AM EST 6:13 PM EST
Moon 3:52 AM EST (12/10) 2:23 PM EST (12/10)
Length of Visible Light 10h 24m
Length of Day
9h 24m
Waning Crescent, 10% of the Moon is Illuminated
Dec 10
Waning Crescent
Dec 13
New
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:50 AM 46.4 °F 44.3 °F 44.6 °F 93% 29.97 in 6.0 mi East 4.6 mph - N/A   Overcast
12:54 AM 46.0 °F - 44.1 °F 93% 29.97 in 6.0 mi Calm Calm - N/A   Overcast
1:12 AM 46.4 °F 45.2 °F 44.6 °F 93% 29.96 in 4.0 mi ENE 3.5 mph - N/A   Overcast
1:23 AM 46.4 °F - 44.6 °F 93% 29.95 in 2.0 mi Calm Calm - N/A   Overcast
1:26 AM 46.4 °F - 44.6 °F 93% 29.95 in 1.8 mi Calm Calm - N/A   Overcast
1:39 AM 44.6 °F - 44.6 °F 100% 29.95 in 0.8 mi Calm Calm - N/A   Overcast
1:43 AM 44.6 °F - 44.6 °F 100% 29.95 in 0.5 mi Calm Calm - N/A Fog Fog
1:48 AM 46.4 °F - 44.6 °F 93% 29.94 in 0.8 mi Calm Calm - 0.00 in Rain Light Rain
1:52 AM 46.4 °F 45.2 °F 44.6 °F 93% 29.94 in 1.0 mi East 3.5 mph - 0.03 in Rain Heavy Rain
1:54 AM 46.0 °F 44.8 °F 44.1 °F 93% 29.94 in 1.2 mi East 3.5 mph - 0.03 in Rain Heavy Rain
2:01 AM 46.4 °F - 44.6 °F 93% 29.94 in 2.0 mi Calm Calm - 0.02 in Rain Light Rain
2:17 AM 46.4 °F - 44.6 °F 93% 29.93 in 1.8 mi Calm Calm - 0.02 in   Overcast
2:54 AM 46.0 °F - 45.0 °F 96% 29.92 in 1.8 mi Calm Calm - 0.02 in   Overcast
3:54 AM 46.0 °F - 45.0 °F 96% 29.89 in 1.0 mi Calm Calm - 0.00 in   Light Drizzle
4:34 AM 46.4 °F - 44.6 °F 93% 29.87 in 0.8 mi Calm Calm - 0.00 in   Overcast
4:48 AM 46.4 °F - 44.6 °F 93% 29.86 in 0.5 mi Calm Calm - 0.00 in Fog Fog
4:54 AM 46.0 °F - 45.0 °F 96% 29.86 in 0.5 mi Calm Calm - 0.00 in Fog Fog
5:08 AM 46.4 °F - 44.6 °F 93% 29.85 in 0.5 mi Calm Calm - N/A Fog Fog
5:14 AM 46.4 °F - 44.6 °F 93% 29.85 in 0.2 mi Calm Calm - N/A Fog Fog
5:54 AM 46.9 °F - 46.0 °F 97% 29.84 in 0.2 mi Calm Calm - N/A Fog Fog
6:37 AM 46.4 °F - 46.4 °F 100% 29.82 in 0.5 mi Calm Calm - 0.00 in Fog Light Drizzle
6:54 AM 46.9 °F - 46.0 °F 97% 29.81 in 0.5 mi Calm Calm - 0.00 in Fog Fog
7:22 AM 48.2 °F - 46.4 °F 93% 29.82 in 0.5 mi Calm Calm - N/A Fog Fog
7:25 AM 48.2 °F - 46.4 °F 93% 29.81 in 0.2 mi Calm Calm - N/A Fog Fog
7:54 AM 48.9 °F - 48.0 °F 97% 29.81 in 0.2 mi Calm Calm - N/A Fog Fog
8:54 AM 48.9 °F - 48.0 °F 97% 29.79 in 0.2 mi Calm Calm - N/A Fog Fog
9:54 AM 51.1 °F - 50.0 °F 96% 29.78 in 0.5 mi Calm Calm - N/A Fog Fog
10:54 AM 53.1 °F - 52.0 °F 96% 29.75 in 0.5 mi WSW 3.5 mph - N/A Fog Fog
11:43 AM 55.4 °F - 55.4 °F 100% 29.72 in 0.8 mi SW 4.6 mph - N/A   Overcast
11:54 AM 57.9 °F - 57.0 °F 97% 29.71 in 1.0 mi SW 9.2 mph - N/A   Overcast
12:11 PM 59.0 °F - 57.2 °F 94% 29.71 in 2.0 mi SSW 10.4 mph - N/A   Overcast
12:32 PM 60.8 °F - 59.0 °F 94% 29.69 in 2.0 mi SW 10.4 mph - N/A   Overcast
12:52 PM 60.8 °F - 59.0 °F 94% 29.67 in 1.5 mi SW 6.9 mph - N/A   Overcast
12:54 PM 60.1 °F - 59.0 °F 96% 29.67 in 1.2 mi SW 6.9 mph - N/A   Overcast
1:08 PM 59.0 °F - 57.2 °F 94% 29.66 in 0.8 mi WSW 5.8 mph - N/A   Overcast
1:36 PM 57.2 °F - 57.2 °F 100% 29.64 in 0.5 mi West 6.9 mph - N/A Fog Fog
1:54 PM 57.9 °F - 57.0 °F 97% 29.65 in 0.2 mi West 8.1 mph - N/A Fog Fog
2:21 PM 57.2 °F - 57.2 °F 100% 29.64 in 0.8 mi West 6.9 mph - N/A   Mist
2:36 PM 57.2 °F - 57.2 °F 100% 29.63 in 1.0 mi WSW 9.2 mph - N/A   Overcast
2:44 PM 57.2 °F - 57.2 °F 100% 29.63 in 1.2 mi WSW 8.1 mph - N/A   Overcast
2:54 PM 59.0 °F - 57.9 °F 96% 29.63 in 1.2 mi SW 8.1 mph - N/A   Overcast
3:04 PM 59.0 °F - 57.2 °F 94% 29.62 in 2.0 mi SW 6.9 mph - N/A   Overcast
3:47 PM 59.0 °F - 57.2 °F 94% 29.61 in 1.5 mi SW 6.9 mph - N/A   Overcast
3:54 PM 59.0 °F - 57.0 °F 93% 29.60 in 1.5 mi SW 8.1 mph - N/A   Overcast
4:46 PM 57.2 °F - 57.2 °F 100% 29.60 in 1.0 mi SW 6.9 mph - N/A   Overcast
4:54 PM 57.9 °F - 57.0 °F 97% 29.60 in 1.5 mi SW 5.8 mph - N/A   Overcast
4:56 PM 57.2 °F - 57.2 °F 100% 29.60 in 1.5 mi SW 6.9 mph - N/A   Overcast
5:20 PM 57.2 °F - 57.2 °F 100% 29.59 in 2.5 mi SW 5.8 mph - N/A   Overcast
5:34 PM 57.2 °F - 57.2 °F 100% 29.59 in 3.0 mi SW 5.8 mph - N/A   Overcast
5:54 PM 59.0 °F - 57.0 °F 93% 29.59 in 4.0 mi SW 9.2 mph - N/A   Overcast
6:43 PM 59.0 °F - 55.4 °F 88% 29.59 in 5.0 mi SW 11.5 mph - N/A   Overcast
6:54 PM 59.0 °F - 55.9 °F 90% 29.59 in 6.0 mi SW 10.4 mph - N/A   Overcast
7:54 PM 57.9 °F - 55.9 °F 93% 29.59 in 5.0 mi West 6.9 mph - N/A   Overcast
8:10 PM 57.2 °F - 55.4 °F 94% 29.58 in 5.0 mi WSW 6.9 mph - N/A   Overcast
8:13 PM 57.2 °F - 55.4 °F 94% 29.58 in 4.0 mi WSW 5.8 mph - N/A   Overcast
8:43 PM 57.2 °F - 55.4 °F 94% 29.59 in 4.0 mi SW 6.9 mph - N/A   Overcast
8:54 PM 57.9 °F - 57.0 °F 97% 29.59 in 4.0 mi SW 8.1 mph - N/A   Overcast
9:25 PM 59.0 °F - 57.2 °F 94% 29.59 in 2.5 mi SW 9.2 mph - N/A   Overcast
9:38 PM 57.2 °F - 57.2 °F 100% 29.58 in 2.0 mi SW 8.1 mph - N/A   Overcast
9:52 PM 57.2 °F - 57.2 °F 100% 29.59 in 0.8 mi SW 9.2 mph - N/A   Overcast
9:54 PM 57.9 °F - 57.0 °F 97% 29.59 in 0.5 mi WSW 9.2 mph - N/A Fog Fog
9:57 PM 57.2 °F - 57.2 °F 100% 29.59 in 0.2 mi WSW 8.1 mph - N/A Fog Fog
10:15 PM 57.2 °F - 57.2 °F 100% 29.59 in 0.5 mi WSW 8.1 mph - N/A Fog Fog
10:23 PM 57.2 °F - 57.2 °F 100% 29.59 in 1.5 mi SW 9.2 mph - N/A   Overcast
10:32 PM 57.2 °F - 57.2 °F 100% 29.59 in 2.0 mi WSW 9.2 mph - N/A   Overcast
10:43 PM 57.2 °F - 57.2 °F 100% 29.59 in 1.5 mi SW 8.1 mph - N/A   Overcast
10:47 PM 57.2 °F - 55.4 °F 94% 29.60 in 2.0 mi SW 8.1 mph - N/A   Overcast
10:54 PM 57.9 °F - 57.0 °F 97% 29.59 in 2.5 mi WSW 6.9 mph - N/A   Overcast
11:05 PM 57.2 °F - 55.4 °F 94% 29.59 in 3.0 mi SSW 3.5 mph - N/A   Overcast
11:24 PM 57.2 °F - 55.4 °F 94% 29.59 in 2.0 mi SSW 5.8 mph - N/A   Overcast
11:35 PM 57.2 °F - 55.4 °F 94% 29.59 in 2.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
11:41 PM 57.2 °F - 55.4 °F 94% 29.59 in 1.5 mi SSW 6.9 mph - N/A   Mostly Cloudy
11:46 PM 57.2 °F - 55.4 °F 94% 29.60 in 1.5 mi SW 6.9 mph - N/A   Mostly Cloudy
11:50 PM 57.2 °F - 55.4 °F 94% 29.60 in 0.5 mi SW 8.1 mph - N/A Fog Fog
11:54 PM 57.0 °F - 55.9 °F 96% 29.60 in 0.5 mi WSW 8.1 mph - N/A Fog Fog