Weather History for Williamsport, PA

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Sunday, January 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 35 °F 26 °F  
Max Temperature 47 °F 34 °F 61 °F (1951)
Min Temperature 23 °F 19 °F -13 °F (1970)
Degree Days  
Heating Degree Days 30 38  
Month to date heating degree days 660 768  
Since 1 July heating degree days 2708 3061  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 16 °F    
Average Humidity 46    
Maximum Humidity 64    
Minimum Humidity 27    
Precipitation  
Precipitation 0.00 in 0.09 in 2.52 in (1995)
Month to date precipitation 0.77 1.73  
Year to date precipitation 0.77 1.73  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 4.0  
Since 1 July snowfall 19.7  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 14 mph (West)    
Max Wind Speed 33 mph    
Max Gust Speed 46 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 20, 2013 Rise Set
Actual Time 7:28 AM EST 5:09 PM EST
Civil Twilight 6:58 AM EST 5:39 PM EST
Nautical Twilight 6:24 AM EST 6:13 PM EST
Astronomical Twilight 5:51 AM EST 6:46 PM EST
Moon 12:09 PM EST (1/20) 1:58 AM EST (1/20)
Length of Visible Light 10h 41m
Length of Day
9h 41m
Waxing Gibbous, 66% of the Moon is Illuminated
Jan 20
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First 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 41.0 °F 35.2 °F 26.6 °F 57% 29.77 in 10.0 mi NE 9.2 mph - N/A   Clear
1:54 AM 37.0 °F 34.5 °F 26.1 °F 65% 29.77 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
2:54 AM 42.1 °F 37.7 °F 23.0 °F 47% 29.74 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy
3:54 AM 45.0 °F 40.1 °F 23.0 °F 42% 29.70 in 10.0 mi SSW 9.2 mph - N/A   Scattered Clouds
4:54 AM 44.1 °F 40.1 °F 24.1 °F 45% 29.68 in 10.0 mi Variable 6.9 mph - N/A   Clear
5:54 AM 44.1 °F 39.0 °F 25.0 °F 47% 29.67 in 10.0 mi South 9.2 mph - N/A   Clear
6:54 AM 46.0 °F 39.0 °F 28.0 °F 50% 29.67 in 10.0 mi WSW 17.3 mph 28.8 mph N/A   Overcast
7:54 AM 46.0 °F 39.0 °F 28.0 °F 50% 29.67 in 10.0 mi WSW 17.3 mph 31.1 mph N/A   Overcast
8:54 AM 46.9 °F - 25.0 °F 42% 29.69 in 10.0 mi West 18.4 mph 33.4 mph N/A   Mostly Cloudy
9:54 AM 46.9 °F - 16.0 °F 29% 29.76 in 10.0 mi West 24.2 mph 41.4 mph N/A   Clear
10:54 AM 45.0 °F 35.6 °F 15.1 °F 30% 29.78 in 10.0 mi West 27.6 mph 36.8 mph N/A   Clear
11:54 AM 45.0 °F 37.6 °F 12.9 °F 27% 29.79 in 10.0 mi WNW 17.3 mph 24.2 mph N/A   Clear
12:54 PM 43.0 °F 34.8 °F 14.0 °F 31% 29.82 in 10.0 mi West 18.4 mph 29.9 mph N/A   Clear
1:54 PM 41.0 °F 30.5 °F 14.0 °F 33% 29.86 in 10.0 mi West 26.5 mph 34.5 mph N/A   Clear
2:54 PM 37.0 °F 26.2 °F 10.9 °F 34% 29.91 in 10.0 mi WNW 21.9 mph 29.9 mph N/A   Clear
3:54 PM 35.1 °F 24.5 °F 9.0 °F 34% 29.96 in 10.0 mi West 18.4 mph 24.2 mph N/A   Clear
4:54 PM 30.9 °F 20.7 °F 8.1 °F 38% 29.99 in 10.0 mi WNW 13.8 mph 18.4 mph N/A   Clear
5:54 PM 28.9 °F 19.8 °F 8.1 °F 41% 30.01 in 10.0 mi WNW 10.4 mph - N/A   Clear
6:54 PM 28.0 °F 15.7 °F 8.1 °F 43% 30.06 in 10.0 mi West 17.3 mph 21.9 mph N/A   Clear
7:54 PM 26.1 °F 16.8 °F 8.1 °F 47% 30.07 in 10.0 mi NW 9.2 mph 21.9 mph N/A   Clear
8:54 PM 25.0 °F 16.3 °F 7.0 °F 46% 30.09 in 10.0 mi NW 8.1 mph - N/A   Mostly Cloudy
9:54 PM 24.1 °F 14.4 °F 9.0 °F 53% 30.10 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
10:54 PM 23.0 °F 17.0 °F 7.0 °F 50% 30.10 in 10.0 mi WNW 4.6 mph - N/A   Partly Cloudy
11:54 PM 23.0 °F 13.1 °F 6.1 °F 48% 30.09 in 10.0 mi WNW 9.2 mph - N/A   Clear