Weather History for Allentown, PA

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Sunday, February 17, 2013

  Actual Average Record
Temperature  
Mean Temperature 26 °F 31 °F  
Max Temperature 32 °F 40 °F 63 °F (1976)
Min Temperature 19 °F 22 °F -3 °F (1979)
Degree Days  
Heating Degree Days 39 34  
Month to date heating degree days 614 602  
Since 1 July heating degree days 3607 3952  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 5 °F    
Average Humidity 41    
Maximum Humidity 50    
Minimum Humidity 32    
Precipitation  
Precipitation T in 0.10 in 1.00 in (2003)
Month to date precipitation 1.11 1.64  
Year to date precipitation 5.10 4.67  
Snow  
Snow T in 0.40 in 18.00 in (2003)
Month to date snowfall 7.4 7.0  
Since 1 July snowfall 16.9 22.9  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 16 mph (NW)    
Max Wind Speed 23 mph    
Max Gust Speed 41 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 17, 2013 Rise Set
Actual Time 6:52 AM EST 5:39 PM EST
Civil Twilight 6:24 AM EST 6:07 PM EST
Nautical Twilight 5:52 AM EST 6:39 PM EST
Astronomical Twilight 5:21 AM EST 7:11 PM EST
Moon 10:41 AM EST (2/17) 12:35 AM EST (2/17)
Length of Visible Light 11h 42m
Length of Day
10h 46m
Waxing Crescent, 49% of the Moon is Illuminated
Feb 17
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 27.0 °F 16.1 °F 10.0 °F 49% 29.80 in 10.0 mi North 12.7 mph - N/A   Partly Cloudy
1:51 AM 27.0 °F 17.3 °F 9.0 °F 47% 29.78 in 10.0 mi NNW 10.4 mph - 0.00 in   Partly Cloudy
2:51 AM 27.0 °F 16.1 °F 8.1 °F 45% 29.78 in 10.0 mi NNW 12.7 mph - 0.00 in   Partly Cloudy
3:51 AM 26.1 °F 16.2 °F 7.0 °F 44% 29.78 in 10.0 mi NW 10.4 mph 19.6 mph N/A   Clear
4:51 AM 25.0 °F 15.5 °F 7.0 °F 46% 29.78 in 10.0 mi NW 9.2 mph 19.6 mph N/A   Clear
5:51 AM 24.1 °F 13.7 °F 7.0 °F 48% 29.78 in 10.0 mi NNW 10.4 mph 18.4 mph N/A   Clear
6:51 AM 23.0 °F 11.1 °F 7.0 °F 50% 29.79 in 10.0 mi NW 12.7 mph - N/A   Clear
7:51 AM 24.1 °F 12.0 °F 7.0 °F 48% 29.80 in 10.0 mi NW 13.8 mph 23.0 mph N/A   Clear
8:51 AM 25.0 °F 10.9 °F 6.1 °F 45% 29.81 in 9.0 mi NW 19.6 mph 24.2 mph 0.00 in   Clear
9:51 AM 27.0 °F 13.9 °F 3.9 °F 37% 29.81 in 10.0 mi NW 18.4 mph 28.8 mph N/A   Clear
10:51 AM 28.0 °F 15.7 °F 6.1 °F 39% 29.82 in 10.0 mi NW 17.3 mph 21.9 mph N/A   Scattered Clouds
11:51 AM 30.0 °F 17.2 °F 6.1 °F 36% 29.82 in 10.0 mi NW 20.7 mph 31.1 mph 0.00 in   Mostly Cloudy
12:51 PM 30.0 °F 17.5 °F 5.0 °F 35% 29.82 in 10.0 mi NW 19.6 mph 34.5 mph N/A   Mostly Cloudy
1:51 PM 30.9 °F 19.8 °F 7.0 °F 37% 29.82 in 10.0 mi NNW 16.1 mph 24.2 mph 0.00 in   Overcast
2:51 PM 28.0 °F 15.3 °F 3.9 °F 36% 29.83 in 10.0 mi WNW 18.4 mph 32.2 mph N/A   Scattered Clouds
3:51 PM 28.0 °F 14.9 °F 3.9 °F 36% 29.85 in 10.0 mi NW 19.6 mph 41.4 mph N/A   Overcast
4:51 PM 26.1 °F 12.0 °F 3.9 °F 39% 29.87 in 10.0 mi NW 20.7 mph 34.5 mph N/A   Overcast
5:51 PM 25.0 °F 10.2 °F 3.0 °F 39% 29.91 in 10.0 mi WNW 21.9 mph 35.7 mph N/A   Overcast
6:51 PM 24.1 °F 8.7 °F -0.0 °F 35% 29.95 in 10.0 mi NW 23.0 mph 32.2 mph N/A   Mostly Cloudy
7:51 PM 21.9 °F 7.3 °F -0.0 °F 38% 29.99 in 10.0 mi NW 18.4 mph 34.5 mph N/A   Clear
8:51 PM 19.9 °F 7.3 °F -0.0 °F 42% 30.03 in 10.0 mi NW 12.7 mph 28.8 mph N/A   Partly Cloudy
9:51 PM 19.0 °F 5.6 °F 1.0 °F 46% 30.05 in 10.0 mi NW 13.8 mph 27.6 mph N/A   Partly Cloudy
10:51 PM 19.0 °F 4.0 °F 1.0 °F 46% 30.07 in 10.0 mi WNW 17.3 mph 28.8 mph N/A   Mostly Cloudy