Weather History for Martinsburg, WV

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Tuesday, February 14, 2012

  Actual Average Record
Temperature  
Mean Temperature 41 °F 34 °F  
Max Temperature 50 °F 43 °F 67 °F (1949)
Min Temperature 31 °F 24 °F 4 °F (1986)
Degree Days  
Heating Degree Days 24 32  
Month to date heating degree days 392 456  
Since 1 July heating degree days 2899 3539  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 22 °F    
Average Humidity 49    
Maximum Humidity 69    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in 0.08 in 2.91 in (1984)
Month to date precipitation 0.72 1.15  
Year to date precipitation 2.79 3.59  
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 3 mph (NNE)    
Max Wind Speed 9 mph    
Max Gust Speed 13 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Feb. 14, 2012 Rise Set
Actual Time 7:05 AM EST 5:47 PM EST
Civil Twilight 6:38 AM EST 6:14 PM EST
Nautical Twilight 6:06 AM EST 6:46 PM EST
Astronomical Twilight 5:35 AM EST 7:17 PM EST
Moon 12:47 AM EST (2/14) 10:51 AM EST (2/14)
Length of Visible Light 11h 36m
Length of Day
10h 41m
Waning Gibbous, 50% of the Moon is Illuminated
Feb 14
Waning Gibbous
Feb 14
Last Quarter
Feb 21
New
Feb 29
First Quarter
Mar 8
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 32.0 °F 25.6 °F 21.0 °F 64% 30.07 in 10.0 mi NE 6.9 mph - N/A   Overcast
1:53 AM 33.1 °F - 19.9 °F 59% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
2:53 AM 32.0 °F 28.7 °F 21.0 °F 64% 30.07 in 10.0 mi East 3.5 mph - N/A   Overcast
3:53 AM 33.8 °F - 23.0 °F 65% 30.05 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 32.0 °F - 21.9 °F 66% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 32.0 °F - 21.9 °F 66% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
6:53 AM 32.0 °F - 21.2 °F 64% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 33.1 °F - 24.1 °F 70% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
8:53 AM 37.0 °F - 19.0 °F 48% 30.07 in 10.0 mi Calm Calm - N/A   Overcast
9:53 AM 39.9 °F - 18.0 °F 41% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
10:53 AM 43.0 °F - 19.0 °F 38% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
11:53 AM 46.0 °F 43.1 °F 18.0 °F 33% 30.01 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
12:53 PM 48.2 °F - 17.6 °F 30% 29.95 in 10.0 mi Variable 3.5 mph - N/A   Overcast
1:53 PM 48.9 °F - 19.0 °F 31% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
2:53 PM 50.0 °F - 19.0 °F 29% 29.94 in 10.0 mi North 3.5 mph - N/A   Overcast
3:53 PM 48.9 °F - 21.9 °F 35% 29.93 in 10.0 mi NE 5.8 mph - N/A   Mostly Cloudy
4:53 PM 46.9 °F - 23.0 °F 39% 29.94 in 10.0 mi NNE 5.8 mph - N/A   Overcast
5:53 PM 45.0 °F 41.8 °F 23.0 °F 42% 29.96 in 10.0 mi NNE 5.8 mph - N/A   Overcast
6:53 PM 41.0 °F 37.1 °F 25.0 °F 53% 29.97 in 10.0 mi NNE 5.8 mph - N/A   Partly Cloudy
7:53 PM 42.8 °F 40.1 °F 26.6 °F 53% 29.97 in 10.0 mi North 4.6 mph - N/A   Overcast
8:53 PM 41.0 °F 35.8 °F 28.9 °F 62% 29.99 in 10.0 mi North 8.1 mph - N/A   Overcast
9:53 PM 41.0 °F 35.8 °F 30.0 °F 65% 30.00 in 10.0 mi North 8.1 mph - N/A   Overcast
10:53 PM 41.0 °F 39.0 °F 28.9 °F 62% 30.02 in 10.0 mi NNW 3.5 mph - N/A   Overcast
11:53 PM 39.0 °F - 28.9 °F 67% 30.04 in 10.0 mi Calm Calm - N/A   Overcast