Weather History for Lancaster, PA

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Friday, December 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 36 °F -  
Max Temperature 46 °F 39 °F 59 °F (2002)
Min Temperature 27 °F 24 °F 5 °F (1985)
Degree Days  
Heating Degree Days 28    
Moisture  
Dew Point 28 °F    
Average Humidity 73    
Maximum Humidity 89    
Minimum Humidity 50    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 1 mph (East)    
Max Wind Speed 5 mph    
Max Gust Speed -    
Visibility 7 miles    
Events Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 20, 2013 Rise Set
Actual Time 7:23 AM EST 4:42 PM EST
Civil Twilight 6:52 AM EST 5:13 PM EST
Nautical Twilight 6:18 AM EST 5:47 PM EST
Astronomical Twilight 5:45 AM EST 6:20 PM EST
Moon 8:01 PM EST (12/20) 9:16 AM EST (12/20)
Length of Visible Light 10h 20m
Length of Day
9h 18m
Waning Gibbous, 90% of the Moon is Illuminated
Dec 20
Waning Gibbous
Dec 25
Last Quarter
Jan 1
New
Jan 7
First Quarter
Jan 15
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 30.0 °F - 25.0 °F 82% 30.10 in 4.0 mi Calm Calm - N/A   Haze
1:53 AM 30.0 °F 26.5 °F 26.1 °F 85% 30.09 in 5.0 mi ESE 3.5 mph - N/A   Clear
2:53 AM 30.0 °F 26.5 °F 26.1 °F 85% 30.08 in 4.0 mi ESE 3.5 mph - N/A   Clear
3:53 AM 30.9 °F - 26.1 °F 82% 30.09 in 5.0 mi Calm Calm - N/A   Haze
4:53 AM 32.0 °F - 26.1 °F 79% 30.08 in 5.0 mi Calm Calm - N/A   Haze
5:53 AM 30.0 °F - 25.0 °F 82% 30.08 in 5.0 mi Calm Calm - N/A   Haze
6:53 AM 30.0 °F - 26.1 °F 85% 30.09 in 5.0 mi Calm Calm - N/A   Clear
7:46 AM 28.4 °F 23.3 °F 24.8 °F 86% 30.06 in 2.0 mi East 4.6 mph - N/A   Partly Cloudy
7:53 AM 27.0 °F 21.6 °F 24.1 °F 89% 30.08 in 5.0 mi East 4.6 mph - N/A   Partly Cloudy
8:53 AM 30.9 °F - 27.0 °F 85% 30.07 in 5.0 mi Calm Calm - N/A   Clear
9:53 AM 35.1 °F - 28.0 °F 76% 30.07 in 6.0 mi Calm Calm - N/A   Haze
10:53 AM 37.9 °F 35.5 °F 28.9 °F 70% 30.07 in 5.0 mi ESE 3.5 mph - N/A   Haze
11:53 AM 43.0 °F - 28.9 °F 58% 30.04 in 7.0 mi Calm Calm - N/A   Clear
12:53 PM 43.0 °F - 30.0 °F 60% 30.01 in 8.0 mi Calm Calm - N/A   Clear
1:53 PM 44.1 °F - 30.0 °F 58% 29.99 in 10.0 mi Calm Calm - N/A   Clear
2:53 PM 46.9 °F - 28.9 °F 50% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:53 PM 44.1 °F - 30.0 °F 58% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:53 PM 41.0 °F 38.0 °F 30.0 °F 65% 30.00 in 9.0 mi East 4.6 mph - N/A   Mostly Cloudy
5:53 PM 42.1 °F 40.2 °F 30.0 °F 62% 30.00 in 10.0 mi East 3.5 mph - N/A   Overcast
6:53 PM 39.9 °F - 30.9 °F 70% 30.01 in 10.0 mi Calm Calm - N/A   Overcast
7:53 PM 41.0 °F - 30.9 °F 67% 30.03 in 10.0 mi Calm Calm - N/A   Overcast
8:53 PM 37.0 °F - 30.9 °F 79% 30.01 in 9.0 mi Calm Calm - N/A   Overcast
9:53 PM 39.9 °F - 30.9 °F 70% 30.01 in 7.0 mi Calm Calm - 0.00 in Rain Light Rain
10:53 PM 39.9 °F 37.8 °F 32.0 °F 73% 30.00 in 7.0 mi ENE 3.5 mph - 0.00 in   Overcast
11:53 PM 39.9 °F 37.8 °F 32.0 °F 73% 29.99 in 8.0 mi SE 3.5 mph - N/A   Scattered Clouds