Weather History for Allentown, PA

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Wednesday, April 23, 2014

  Actual Average Record
Temperature  
Mean Temperature 50 °F 52 °F  
Max Temperature 57 °F 64 °F 89 °F (1960)
Min Temperature 43 °F 41 °F 28 °F (1945)
Degree Days  
Heating Degree Days 15 13  
Month to date heating degree days 360 377  
Since 1 July heating degree days 5920 5489  
Cooling Degree Days 0 0  
Month to date cooling degree days 7 0  
Year to date cooling degree days 7 0  
Moisture  
Dew Point 33 °F    
Average Humidity 53    
Maximum Humidity 64    
Minimum Humidity 41    
Precipitation  
Precipitation 0.00 in 0.12 in 1.10 in (2005)
Month to date precipitation 2.63 2.74  
Year to date precipitation 14.06 11.86  
Snow  
Snow 0.00 in 0.00 in 1.10 in (1986)
Month to date snowfall 0.3 0.9  
Since 1 July snowfall 68.1 32.8  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.72 in    
Wind  
Wind Speed 15 mph (WNW)    
Max Wind Speed 29 mph    
Max Gust Speed 39 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 23, 2014 Rise Set
Actual Time 6:11 AM EDT 7:49 PM EDT
Civil Twilight 5:42 AM EDT 8:18 PM EDT
Nautical Twilight 5:07 AM EDT 8:53 PM EDT
Astronomical Twilight 4:30 AM EDT 9:31 PM EDT
Moon 2:43 AM EDT 1:53 PM EDT
Length of Visible Light 14h 36m
Length of Day
13h 38m
Waning Crescent, 35% of the Moon is Illuminated
Apr 23
Waning Crescent
Apr 29
New
May 6
First Quarter
May 14
Full
May 21
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 54.0 °F - 41.0 °F 62% 29.57 in 10.0 mi West 10.4 mph 17.3 mph N/A   Clear
1:51 AM 50.0 °F - 37.0 °F 61% 29.59 in 10.0 mi West 16.1 mph 23.0 mph N/A   Mostly Cloudy
2:51 AM 48.0 °F - 33.1 °F 56% 29.60 in 10.0 mi West 11.5 mph - N/A   Overcast
3:51 AM 48.0 °F - 30.9 °F 52% 29.61 in 10.0 mi WNW 12.7 mph 24.2 mph N/A   Overcast
4:51 AM 48.0 °F - 32.0 °F 54% 29.62 in 10.0 mi West 9.2 mph - N/A   Overcast
5:51 AM 46.9 °F - 33.1 °F 59% 29.63 in 10.0 mi NW 10.4 mph - N/A   Overcast
6:51 AM 46.9 °F - 34.0 °F 61% 29.65 in 10.0 mi WNW 9.2 mph - N/A   Overcast
7:51 AM 46.4 °F 41.1 °F 33.8 °F 62% 29.66 in 10.0 mi WNW 11.5 mph 19.6 mph N/A   Overcast
8:51 AM 46.9 °F - 33.1 °F 59% 29.67 in 10.0 mi WNW 16.1 mph 26.5 mph N/A   Overcast
9:51 AM 48.9 °F - 34.0 °F 56% 29.69 in 10.0 mi WNW 15.0 mph 27.6 mph N/A   Overcast
10:51 AM 52.0 °F - 34.0 °F 50% 29.69 in 1.5 mi WNW 16.1 mph 25.3 mph N/A   Haze
11:06 AM 51.8 °F - 35.6 °F 54% 29.69 in 10.0 mi NW 16.1 mph 26.5 mph N/A   Overcast
11:51 AM 52.0 °F - 35.1 °F 53% 29.70 in 10.0 mi NW 20.7 mph 28.8 mph N/A   Overcast
12:51 PM 54.0 °F - 35.1 °F 49% 29.70 in 10.0 mi NW 20.7 mph 29.9 mph N/A   Overcast
1:51 PM 55.9 °F - 35.1 °F 45% 29.71 in 10.0 mi NW 17.3 mph 28.8 mph N/A   Mostly Cloudy
2:51 PM 55.9 °F - 35.1 °F 45% 29.72 in 10.0 mi WNW 18.4 mph 26.5 mph N/A   Overcast
3:51 PM 55.4 °F - 33.8 °F 44% 29.73 in 10.0 mi WNW 17.3 mph 29.9 mph N/A   Overcast
4:51 PM 54.0 °F - 34.0 °F 47% 29.75 in 10.0 mi NW 17.3 mph 23.0 mph N/A   Mostly Cloudy
5:51 PM 52.0 °F - 33.1 °F 49% 29.76 in 10.0 mi NNW 20.7 mph 26.5 mph N/A   Mostly Cloudy
6:51 PM 51.1 °F - 32.0 °F 48% 29.80 in 10.0 mi NW 18.4 mph 28.8 mph N/A   Overcast
7:51 PM 48.0 °F - 30.0 °F 50% 29.84 in 10.0 mi NW 12.7 mph 24.2 mph N/A   Overcast
8:51 PM 46.0 °F 37.6 °F 25.0 °F 44% 29.88 in 10.0 mi NW 24.2 mph 39.1 mph N/A   Mostly Cloudy
9:51 PM 45.0 °F 38.9 °F 24.1 °F 44% 29.91 in 10.0 mi NW 12.7 mph 24.2 mph N/A   Scattered Clouds
10:51 PM 44.1 °F 38.6 °F 23.0 °F 43% 29.91 in 10.0 mi NW 10.4 mph 18.4 mph N/A   Clear
11:51 PM 43.0 °F 38.8 °F 24.1 °F 47% 29.92 in 10.0 mi WNW 6.9 mph - N/A   Clear