Weather History for Philadelphia, PA

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Saturday, May 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 65 °F 64 °F  
Max Temperature 70 °F 74 °F 94 °F (1962)
Min Temperature 59 °F 55 °F 41 °F (1973)
Degree Days  
Heating Degree Days 0 3  
Month to date heating degree days 77 84  
Since 1 July heating degree days 4330 4574  
Cooling Degree Days 0 3  
Month to date cooling degree days 23 28  
Year to date cooling degree days 40 41  
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 70    
Maximum Humidity 93    
Minimum Humidity 46    
Precipitation  
Precipitation 0.13 in 0.12 in 1.47 in (2002)
Month to date precipitation 1.88 2.08  
Year to date precipitation 12.08 15.11  
Snow  
Snow 0.00 in 0.00 in 0.00 in (1870)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 8.3 22.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.26 in    
Wind  
Wind Speed 7 mph (ESE)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

May. 18, 2013 Rise Set
Actual Time 5:43 AM EDT 8:12 PM EDT
Civil Twilight 5:12 AM EDT 8:43 PM EDT
Nautical Twilight 4:34 AM EDT 9:21 PM EDT
Astronomical Twilight 3:51 AM EDT 10:04 PM EDT
Moon 1:13 PM EDT (5/18) 1:33 AM EDT (5/18)
Length of Visible Light 15h 30m
Length of Day
14h 28m
First Quarter, 55% of the Moon is Illuminated
May 18
First Quarter
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 62.1 °F 41.0 °F 46% 30.20 in 10.0 mi South 4.6 mph - N/A   Overcast
1:54 AM 62.1 °F 41.0 °F 46% 30.21 in 10.0 mi SW 3.5 mph - N/A   Overcast
2:54 AM 62.1 °F 44.1 °F 52% 30.21 in 10.0 mi Calm Calm - N/A   Overcast
3:54 AM 61.0 °F 44.1 °F 54% 30.23 in 10.0 mi East 3.5 mph - N/A   Overcast
4:54 AM 60.1 °F 44.1 °F 55% 30.24 in 10.0 mi East 3.5 mph - N/A   Overcast
5:54 AM 60.1 °F 46.9 °F 62% 30.24 in 10.0 mi SE 3.5 mph - N/A   Overcast
6:54 AM 61.0 °F 48.0 °F 62% 30.26 in 10.0 mi ESE 5.8 mph - N/A   Overcast
7:54 AM 62.1 °F 48.0 °F 60% 30.27 in 10.0 mi East 3.5 mph - N/A   Overcast
8:54 AM 64.0 °F 48.9 °F 58% 30.28 in 10.0 mi ESE 4.6 mph - N/A   Overcast
9:54 AM 66.0 °F 51.1 °F 59% 30.28 in 10.0 mi SE 5.8 mph - N/A   Overcast
10:54 AM 66.9 °F 50.0 °F 54% 30.28 in 10.0 mi SSE 6.9 mph - N/A   Overcast
11:54 AM 69.1 °F 50.0 °F 51% 30.27 in 10.0 mi SSE 9.2 mph - N/A   Overcast
12:54 PM 69.1 °F 48.9 °F 49% 30.26 in 10.0 mi South 10.4 mph - N/A   Overcast
1:54 PM 69.1 °F 48.0 °F 47% 30.25 in 10.0 mi SSE 8.1 mph - N/A   Overcast
2:54 PM 68.0 °F 48.9 °F 50% 30.25 in 10.0 mi ESE 8.1 mph - N/A   Overcast
3:54 PM 66.0 °F 51.1 °F 59% 30.26 in 10.0 mi ESE 11.5 mph - N/A   Overcast
4:54 PM 64.9 °F 52.0 °F 63% 30.27 in 10.0 mi SE 10.4 mph - N/A   Overcast
5:54 PM 64.0 °F 53.1 °F 67% 30.26 in 10.0 mi ESE 11.5 mph - 0.00 in   Overcast
6:54 PM 63.0 °F 54.0 °F 72% 30.27 in 10.0 mi ESE 12.7 mph - N/A   Overcast
7:49 PM 62.6 °F 55.4 °F 77% 30.28 in 5.0 mi ESE 10.4 mph - 0.00 in Rain Light Rain
7:54 PM 61.0 °F 55.9 °F 83% 30.28 in 5.0 mi SE 8.1 mph - 0.00 in Rain Light Rain
8:47 PM 60.8 °F 57.2 °F 88% 30.28 in 7.0 mi East 5.8 mph - 0.06 in Rain Light Rain
8:54 PM 60.1 °F 57.0 °F 90% 30.28 in 7.0 mi East 6.9 mph - 0.06 in Rain Light Rain
9:54 PM 59.0 °F 57.0 °F 93% 30.29 in 9.0 mi East 8.1 mph - 0.03 in Rain Light Rain
10:05 PM 59.0 °F 57.2 °F 94% 30.29 in 9.0 mi East 6.9 mph - 0.00 in   Overcast
10:54 PM 59.0 °F 55.9 °F 90% 30.28 in 9.0 mi East 8.1 mph - 0.01 in   Overcast
11:05 PM 59.0 °F 55.4 °F 88% 30.28 in 4.0 mi East 10.4 mph - 0.00 in Rain Light Rain
11:20 PM 59.0 °F 55.4 °F 88% 30.27 in 5.0 mi East 8.1 mph - 0.00 in Rain Light Rain
11:54 PM 59.0 °F 55.9 °F 90% 30.27 in 7.0 mi ESE 6.9 mph - 0.01 in Rain Light Rain