Weather History for Reading, PA

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Monday, December 31, 2012

  Actual Average Record
Temperature  
Mean Temperature 31 °F 31 °F  
Max Temperature 36 °F 38 °F 67 °F (1965)
Min Temperature 25 °F 23 °F -3 °F (1917)
Degree Days  
Heating Degree Days 34 34  
Month to date heating degree days 786 963  
Since 1 July heating degree days 1837 2031  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1281 896  
Moisture  
Dew Point 21 °F    
Average Humidity 66    
Maximum Humidity 75    
Minimum Humidity 56    
Precipitation  
Precipitation 0.00 in 0.09 in 1.60 in (1906)
Month to date precipitation 2.99 3.29  
Year to date precipitation 38.91 43.27  
Sea Level Pressure  
Sea Level Pressure 30.16 in    
Wind  
Wind Speed 5 mph (WSW)    
Max Wind Speed 14 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 31, 2012 Rise Set
Actual Time 7:26 AM EST 4:47 PM EST
Civil Twilight 6:56 AM EST 5:18 PM EST
Nautical Twilight 6:21 AM EST 5:52 PM EST
Astronomical Twilight 5:48 AM EST 6:25 PM EST
Moon 8:16 PM EST (12/31) 9:06 AM EST (12/31)
Length of Visible Light 10h 22m
Length of Day
9h 20m
Waning Gibbous, 90% of the Moon is Illuminated
Dec 31
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
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 32.0 °F 24.8 °F 21.9 °F 66% 30.25 in 10.0 mi West 8.1 mph - N/A   Overcast
1:54 AM 28.9 °F 20.4 °F 19.0 °F 67% 30.26 in 10.0 mi West 9.2 mph - N/A   Partly Cloudy
2:54 AM 30.0 °F 24.1 °F 19.0 °F 64% 30.26 in 10.0 mi WSW 5.8 mph - N/A   Overcast
3:54 AM 27.0 °F 20.5 °F 18.0 °F 69% 30.26 in 10.0 mi WSW 5.8 mph - N/A   Clear
4:54 AM 26.1 °F 20.5 °F 18.0 °F 71% 30.23 in 10.0 mi SSW 4.6 mph - N/A   Clear
5:54 AM 26.1 °F 21.9 °F 18.0 °F 71% 30.25 in 10.0 mi WSW 3.5 mph - N/A   Clear
6:54 AM 27.0 °F - 19.0 °F 72% 30.24 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 28.0 °F 19.3 °F 19.0 °F 69% 30.24 in 10.0 mi West 9.2 mph - N/A   Clear
8:54 AM 28.0 °F 20.8 °F 19.0 °F 69% 30.25 in 10.0 mi West 6.9 mph - N/A   Clear
9:54 AM 30.0 °F 23.2 °F 19.9 °F 66% 30.25 in 10.0 mi WNW 6.9 mph - N/A   Clear
10:54 AM 32.0 °F 24.2 °F 21.0 °F 64% 30.22 in 10.0 mi West 9.2 mph - N/A   Clear
11:54 AM 34.0 °F 28.0 °F 21.0 °F 59% 30.18 in 10.0 mi West 6.9 mph - N/A   Clear
12:54 PM 35.1 °F 30.1 °F 21.0 °F 57% 30.12 in 10.0 mi West 5.8 mph - N/A   Clear
1:54 PM 34.0 °F 25.5 °F 21.9 °F 61% 30.09 in 10.0 mi SW 11.5 mph - N/A   Clear
2:54 PM 34.0 °F 31.0 °F 21.9 °F 61% 30.07 in 10.0 mi SW 3.5 mph - N/A   Clear
3:54 PM 35.1 °F - 23.0 °F 61% 30.05 in 10.0 mi Calm Calm - N/A   Clear
4:54 PM 35.1 °F 32.2 °F 23.0 °F 61% 30.03 in 10.0 mi SW 3.5 mph - N/A   Overcast
5:54 PM 36.0 °F 30.3 °F 23.0 °F 59% 30.03 in 10.0 mi WSW 6.9 mph - N/A   Overcast
6:54 PM 36.0 °F 32.1 °F 23.0 °F 59% 29.99 in 10.0 mi WSW 4.6 mph - N/A   Overcast
8:54 PM 34.0 °F 31.0 °F 24.1 °F 67% 29.97 in 10.0 mi NNW 3.5 mph - N/A   Overcast