Weather History for Allentown, PA

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Tuesday, January 15, 2013

  Actual Average Record
Temperature  
Mean Temperature 36 °F 27 °F  
Max Temperature 39 °F 36 °F 68 °F (1995)
Min Temperature 32 °F 19 °F -6 °F (1948)
Degree Days  
Heating Degree Days 29 38  
Month to date heating degree days 440 558  
Since 1 July heating degree days 2424 2753  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 29 °F    
Average Humidity 76    
Maximum Humidity 92    
Minimum Humidity 59    
Precipitation  
Precipitation 0.21 in 0.10 in 1.15 in (1940)
Month to date precipitation 0.69 1.44  
Year to date precipitation 0.69 1.44  
Snow  
Snow T in 0.40 in 8.10 in (1983)
Month to date snowfall T 4.6  
Since 1 July snowfall 7.6 10.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.28 in    
Wind  
Wind Speed 4 mph (NE)    
Max Wind Speed 10 mph    
Max Gust Speed 12 mph    
Visibility 9 miles    
Events Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 15, 2013 Rise Set
Actual Time 7:23 AM EST 4:59 PM EST
Civil Twilight 6:53 AM EST 5:29 PM EST
Nautical Twilight 6:19 AM EST 6:03 PM EST
Astronomical Twilight 5:46 AM EST 6:36 PM EST
Moon 9:26 AM EST (1/15) 9:48 PM EST (1/15)
Length of Visible Light 10h 36m
Length of Day
9h 36m
Waxing Crescent, 19% of the Moon is Illuminated
Jan 15
Waxing Crescent
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
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 37.0 °F 31.0 °F 33.1 °F 86% 30.27 in 8.0 mi NNE 8.1 mph - 0.05 in Rain Light Rain
1:23 AM 35.6 °F 31.7 °F 33.8 °F 93% 30.27 in 6.0 mi NNE 4.6 mph - 0.03 in Rain Light Rain
1:51 AM 36.0 °F 31.1 °F 34.0 °F 93% 30.28 in 6.0 mi NE 5.8 mph - 0.05 in Rain Light Rain
2:51 AM 36.0 °F 32.1 °F 32.0 °F 86% 30.26 in 9.0 mi East 4.6 mph - 0.01 in Rain Light Rain
3:08 AM 35.6 °F 31.7 °F 30.2 °F 81% 30.24 in 10.0 mi SE 4.6 mph - 0.00 in Rain Light Rain
3:47 AM 35.6 °F - 33.8 °F 93% 30.26 in 10.0 mi Calm Calm - 0.00 in   Overcast
3:51 AM 35.6 °F - 33.8 °F 93% 30.26 in 9.0 mi Calm Calm - N/A   Overcast
4:51 AM 36.0 °F - 33.1 °F 89% 30.26 in 10.0 mi Calm Calm - N/A   Overcast
5:51 AM 36.0 °F - 30.9 °F 82% 30.29 in 10.0 mi Calm Calm - N/A   Overcast
6:51 AM 36.0 °F - 30.9 °F 82% 30.31 in 10.0 mi Calm Calm - N/A   Overcast
7:51 AM 36.0 °F 33.3 °F 32.0 °F 86% 30.33 in 9.0 mi NNW 3.5 mph - N/A   Overcast
8:51 AM 35.1 °F 30.1 °F 28.9 °F 78% 30.35 in 10.0 mi North 5.8 mph - N/A   Overcast
9:51 AM 35.1 °F 30.1 °F 27.0 °F 72% 30.36 in 10.0 mi North 5.8 mph - N/A   Partly Cloudy
10:51 AM 35.1 °F 28.6 °F 26.1 °F 70% 30.37 in 10.0 mi North 8.1 mph - N/A   Overcast
11:51 AM 36.0 °F 32.1 °F 26.1 °F 67% 30.33 in 10.0 mi North 4.6 mph - N/A   Overcast
12:51 PM 36.0 °F - 25.0 °F 64% 30.30 in 10.0 mi Calm Calm - N/A   Overcast
1:51 PM 37.0 °F 33.3 °F 25.0 °F 62% 30.28 in 10.0 mi NNE 4.6 mph - N/A   Overcast
2:51 PM 37.0 °F 34.5 °F 25.0 °F 62% 30.27 in 10.0 mi NNE 3.5 mph - N/A   Overcast
3:51 PM 37.4 °F 33.8 °F 26.6 °F 65% 30.27 in 10.0 mi North 4.6 mph - N/A   Overcast
4:51 PM 37.0 °F - 26.1 °F 65% 30.29 in 10.0 mi Calm Calm - N/A   Overcast
5:51 PM 37.0 °F 33.3 °F 25.0 °F 62% 30.27 in 10.0 mi NE 4.6 mph - N/A   Overcast
6:51 PM 37.0 °F - 27.0 °F 67% 30.30 in 10.0 mi Calm Calm - N/A   Overcast
7:51 PM 37.0 °F 33.3 °F 25.0 °F 62% 30.27 in 10.0 mi East 4.6 mph - N/A   Overcast
8:51 PM 37.0 °F 32.4 °F 24.1 °F 59% 30.26 in 10.0 mi East 5.8 mph - 0.00 in   Overcast
9:51 PM 35.1 °F 32.2 °F 27.0 °F 72% 30.25 in 8.0 mi ENE 3.5 mph - 0.01 in Rain Light Rain
10:51 PM 33.1 °F - 28.0 °F 82% 30.25 in 6.0 mi Calm Calm - 0.02 in Snow Light Snow
11:21 PM 33.8 °F 28.6 °F 28.4 °F 81% 30.21 in 5.0 mi NE 5.8 mph - 0.02 in Rain Light Freezing Rain
11:51 PM 32.0 °F 26.4 °F 30.0 °F 92% 30.21 in 4.0 mi NNE 5.8 mph - 0.06 in Rain Light Freezing Rain