Weather History for Williamsport, PA

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Tuesday, January 8, 2013

  Actual Average Record
Temperature  
Mean Temperature 28 °F 27 °F  
Max Temperature 40 °F 34 °F 65 °F (2008)
Min Temperature 16 °F 19 °F -10 °F (1942)
Degree Days  
Heating Degree Days 37 38  
Month to date heating degree days 292 304  
Since 1 July heating degree days 2340 2597  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 20 °F    
Average Humidity 73    
Maximum Humidity 92    
Minimum Humidity 54    
Precipitation  
Precipitation 0.00 in 0.08 in 1.94 in (1978)
Month to date precipitation T 0.66  
Year to date precipitation T 0.66  
Snow  
Snow 0.00 in - - ()
Month to date snowfall T  
Since 1 July snowfall 15.7  
Snow Depth 4.00 in    
Sea Level Pressure  
Sea Level Pressure 30.37 in    
Wind  
Wind Speed 0 mph (South)    
Max Wind Speed 5 mph    
Max Gust Speed 6 mph    
Visibility 5 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 08, 2013 Rise Set
Actual Time 7:33 AM EST 4:56 PM EST
Civil Twilight 7:02 AM EST 5:27 PM EST
Nautical Twilight 6:27 AM EST 6:01 PM EST
Astronomical Twilight 5:54 AM EST 6:34 PM EST
Moon 4:03 AM EST (1/8) 1:56 PM EST (1/8)
Length of Visible Light 10h 24m
Length of Day
9h 23m
Waning Crescent, 14% of the Moon is Illuminated
Jan 8
Waning Crescent
Jan 11
New
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter

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 21.9 °F - 19.0 °F 89% 30.35 in 6.0 mi Calm Calm - N/A   Clear
1:54 AM 19.9 °F - 18.0 °F 92% 30.35 in 5.0 mi Calm Calm - N/A   Clear
2:54 AM 19.9 °F - 17.1 °F 89% 30.35 in 5.0 mi Calm Calm - N/A   Clear
3:54 AM 19.0 °F - 16.0 °F 88% 30.34 in 5.0 mi Calm Calm - N/A   Clear
4:54 AM 19.9 °F - 17.1 °F 89% 30.35 in 4.0 mi Calm Calm - N/A   Clear
5:54 AM 18.0 °F - 14.0 °F 84% 30.37 in 4.0 mi Calm Calm - N/A   Clear
6:54 AM 19.0 °F - 16.0 °F 88% 30.38 in 3.0 mi Calm Calm - N/A   Clear
7:07 AM 17.6 °F - 14.0 °F 86% 30.35 in 2.5 mi Calm Calm - N/A   Clear
7:29 AM 17.6 °F - 14.0 °F 86% 30.35 in 4.0 mi Calm Calm - N/A   Clear
7:54 AM 17.1 °F - 15.1 °F 92% 30.39 in 3.0 mi Calm Calm - N/A   Clear
8:33 AM 19.4 °F - 15.8 °F 86% 30.37 in 2.5 mi Calm Calm - N/A   Clear
8:54 AM 19.4 °F - 17.6 °F 93% 30.37 in 2.5 mi Calm Calm - N/A   Clear
9:49 AM 23.0 °F - 19.4 °F 86% 30.37 in 3.0 mi Calm Calm - N/A   Clear
9:54 AM 21.9 °F - 19.0 °F 89% 30.40 in 3.0 mi Calm Calm - N/A   Clear
10:54 AM 26.1 °F 21.9 °F 21.0 °F 81% 30.40 in 5.0 mi WSW 3.5 mph - N/A   Haze
11:54 AM 30.0 °F - 23.0 °F 75% 30.39 in 5.0 mi Calm Calm - N/A   Haze
12:54 PM 33.1 °F - 23.0 °F 66% 30.36 in 6.0 mi Calm Calm - N/A   Haze
1:54 PM 36.0 °F - 23.0 °F 59% 30.35 in 8.0 mi Calm Calm - N/A   Clear
2:54 PM 37.9 °F 35.5 °F 24.1 °F 57% 30.35 in 9.0 mi ESE 3.5 mph - N/A   Clear
3:54 PM 39.0 °F - 24.1 °F 55% 30.37 in 6.0 mi Calm Calm - N/A   Haze
4:54 PM 36.0 °F - 24.1 °F 62% 30.38 in 9.0 mi Calm Calm - N/A   Clear
5:54 PM 32.0 °F - 25.0 °F 75% 30.38 in 9.0 mi Calm Calm - N/A   Clear
6:54 PM 32.0 °F - 26.1 °F 79% 30.38 in 8.0 mi Calm Calm - N/A   Clear
7:54 PM 28.9 °F - 24.1 °F 82% 30.40 in 7.0 mi Calm Calm - N/A   Clear
8:54 PM 28.0 °F - 25.0 °F 88% 30.39 in 5.0 mi Calm Calm - N/A   Clear
9:54 PM 25.0 °F - 21.9 °F 88% 30.40 in 4.0 mi Calm Calm - N/A   Clear
10:54 PM 25.0 °F - 23.0 °F 92% 30.40 in 3.0 mi Calm Calm - N/A   Clear
11:42 PM 24.8 °F - 21.2 °F 86% 30.38 in 2.0 mi Calm Calm - N/A   Clear
11:54 PM 24.1 °F - 21.9 °F 91% 30.40 in 2.5 mi Calm Calm - N/A   Clear