Weather History for Philadelphia, PA

Change the Weather History Date:

Wednesday, December 14, 2011

  Actual Average Record
Temperature  
Mean Temperature 43 °F 38 °F  
Max Temperature 52 °F 45 °F 69 °F (1881)
Min Temperature 33 °F 30 °F 10 °F (1960)
Degree Days  
Heating Degree Days 22 27  
Month to date heating degree days 295 352  
Since 1 July heating degree days 948 1168  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1617 1301  
Moisture  
Dew Point 31 °F    
Average Humidity 58    
Maximum Humidity 71    
Minimum Humidity 44    
Precipitation  
Precipitation 0.00 in 0.12 in 2.02 in (1897)
Month to date precipitation 2.30 1.74  
Year to date precipitation 62.26 39.71  
Snow  
Snow 0.00 in 0.10 in 5.30 in (1951)
Month to date snowfall 0.0 1.1  
Since 1 July snowfall 0.3 1.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.38 in    
Wind  
Wind Speed 3 mph (SE)    
Max Wind Speed 9 mph    
Max Gust Speed 14 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Dec. 14, 2011 Rise Set
Actual Time 7:14 AM EST 4:36 PM EST
Civil Twilight 6:43 AM EST 5:07 PM EST
Nautical Twilight 6:09 AM EST 5:41 PM EST
Astronomical Twilight 5:37 AM EST 6:13 PM EST
Moon 8:53 PM EST (12/14) 9:57 AM EST (12/14)
Length of Visible Light 10h 23m
Length of Day
9h 22m
Waning Gibbous, 83% of the Moon is Illuminated
Dec 14
Waning Gibbous
Dec 17
Last Quarter
Dec 24
New
Jan 1
First Quarter
Jan 9
Full

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 37.0 °F 32.4 °F 25.0 °F 62% 30.39 in 10.0 mi NNW 5.8 mph - N/A   Partly Cloudy
1:54 AM 35.1 °F 32.2 °F 24.1 °F 64% 30.41 in 10.0 mi WSW 3.5 mph - N/A   Partly Cloudy
2:54 AM 37.0 °F - 25.0 °F 62% 30.40 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:54 AM 35.1 °F - 25.0 °F 67% 30.39 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:54 AM 35.1 °F - 26.1 °F 70% 30.39 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:54 AM 37.9 °F - 26.1 °F 62% 30.40 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:54 AM 39.0 °F 35.7 °F 28.0 °F 65% 30.42 in 10.0 mi NNE 4.6 mph - N/A   Mostly Cloudy
7:54 AM 41.0 °F - 28.9 °F 62% 30.42 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:54 AM 42.1 °F - 30.9 °F 65% 30.42 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:54 AM 46.9 °F - 33.1 °F 59% 30.43 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:54 AM 50.0 °F - 32.0 °F 50% 30.43 in 10.0 mi SE 5.8 mph - N/A   Mostly Cloudy
11:54 AM 51.1 °F - 32.0 °F 48% 30.40 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:41 PM 50.0 °F - 33.8 °F 54% 30.40 in 1.8 mi NNE 3.5 mph - N/A   Haze
12:44 PM 50.0 °F - 32.0 °F 50% 30.40 in 10.0 mi NNE 3.5 mph - N/A   Overcast
12:54 PM 50.0 °F - 32.0 °F 50% 30.39 in 10.0 mi Calm Calm - N/A   Overcast
1:54 PM 52.0 °F - 32.0 °F 47% 30.36 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:54 PM 51.1 °F - 30.9 °F 46% 30.35 in 10.0 mi East 4.6 mph - N/A   Overcast
3:54 PM 50.0 °F - 32.0 °F 50% 30.36 in 10.0 mi Calm Calm - N/A   Overcast
4:54 PM 48.9 °F - 33.1 °F 54% 30.36 in 10.0 mi East 3.5 mph - N/A   Overcast
5:54 PM 48.9 °F - 33.1 °F 54% 30.36 in 10.0 mi Calm Calm - N/A   Overcast
6:54 PM 48.0 °F - 34.0 °F 58% 30.38 in 10.0 mi South 3.5 mph - N/A   Overcast
7:54 PM 46.9 °F - 35.1 °F 63% 30.38 in 10.0 mi South 5.8 mph - N/A   Overcast
8:54 PM 46.0 °F 42.5 °F 35.1 °F 66% 30.35 in 10.0 mi SSE 6.9 mph - N/A   Overcast
9:54 PM 46.0 °F 43.9 °F 36.0 °F 68% 30.35 in 10.0 mi SSE 4.6 mph - N/A   Overcast
10:54 PM 46.0 °F 43.9 °F 37.0 °F 71% 30.33 in 10.0 mi Variable 4.6 mph - N/A   Overcast
11:54 PM 46.0 °F 42.5 °F 37.9 °F 73% 30.33 in 10.0 mi South 6.9 mph - N/A   Overcast