Weather History for Martinsburg, WV

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Sunday, February 12, 2012

  Actual Average Record
Temperature  
Mean Temperature 25 °F 33 °F  
Max Temperature 29 °F 42 °F 73 °F (1999)
Min Temperature 20 °F 24 °F -1 °F (1983)
Degree Days  
Heating Degree Days 40 32  
Month to date heating degree days 338 392  
Since 1 July heating degree days 2845 3475  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 8 °F    
Average Humidity 49    
Maximum Humidity 56    
Minimum Humidity 42    
Precipitation  
Precipitation 0.00 in 0.08 in 1.44 in (1985)
Month to date precipitation 0.72 0.99  
Year to date precipitation 2.79 3.43  
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 17 mph (WNW)    
Max Wind Speed 30 mph    
Max Gust Speed 39 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. 12, 2012 Rise Set
Actual Time 7:08 AM EST 5:44 PM EST
Civil Twilight 6:40 AM EST 6:12 PM EST
Nautical Twilight 6:08 AM EST 6:44 PM EST
Astronomical Twilight 5:37 AM EST 7:15 PM EST
Moon 11:38 PM EST (2/12) 9:27 AM EST (2/12)
Length of Visible Light 11h 31m
Length of Day
10h 36m
Waning Gibbous, 72% of the Moon is Illuminated
Feb 12
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 21.9 °F 7.8 °F 6.1 °F 51% 30.01 in 10.0 mi NW 17.3 mph 25.3 mph N/A   Mostly Cloudy
1:53 AM 21.0 °F 7.6 °F 7.0 °F 55% 30.04 in 10.0 mi NW 15.0 mph 32.2 mph N/A   Overcast
2:53 AM 21.0 °F 5.4 °F 7.0 °F 55% 30.06 in 10.0 mi NW 20.7 mph 28.8 mph N/A   Overcast
3:53 AM 21.0 °F 6.2 °F 7.0 °F 55% 30.07 in 10.0 mi WNW 18.4 mph 25.3 mph N/A   Overcast
4:53 AM 21.0 °F 6.6 °F 7.0 °F 55% 30.07 in 10.0 mi WNW 17.3 mph 28.8 mph N/A   Overcast
5:53 AM 19.9 °F 6.7 °F 7.0 °F 57% 30.07 in 10.0 mi West 13.8 mph - N/A   Scattered Clouds
6:53 AM 19.9 °F 5.7 °F 5.0 °F 52% 30.08 in 10.0 mi WNW 16.1 mph 25.3 mph N/A   Clear
7:53 AM 19.9 °F 5.2 °F 6.1 °F 55% 30.09 in 10.0 mi West 17.3 mph 28.8 mph N/A   Overcast
8:53 AM 21.9 °F 6.2 °F 6.1 °F 51% 30.11 in 10.0 mi West 21.9 mph 28.8 mph N/A   Overcast
9:53 AM 24.1 °F 7.4 °F 6.1 °F 46% 30.11 in 10.0 mi WNW 27.6 mph 38.0 mph N/A   Mostly Cloudy
10:53 AM 26.1 °F 12.3 °F 6.1 °F 43% 30.11 in 10.0 mi West 19.6 mph - N/A   Mostly Cloudy
11:53 AM 26.1 °F 14.5 °F 7.0 °F 44% 30.10 in 10.0 mi West 13.8 mph 24.2 mph N/A   Overcast
12:53 PM 27.0 °F 13.2 °F 8.1 °F 45% 30.09 in 10.0 mi WNW 20.7 mph 39.1 mph N/A   Overcast
1:53 PM 28.0 °F 14.6 °F 8.1 °F 43% 30.07 in 10.0 mi WNW 20.7 mph 27.6 mph N/A   Overcast
2:53 PM 27.0 °F 13.9 °F 9.0 °F 47% 30.07 in 10.0 mi WNW 18.4 mph 24.2 mph N/A   Overcast
3:53 PM 27.0 °F 14.7 °F 9.0 °F 47% 30.08 in 10.0 mi West 16.1 mph 23.0 mph N/A   Overcast
4:53 PM 27.0 °F 13.9 °F 8.1 °F 45% 30.09 in 10.0 mi West 18.4 mph 26.5 mph N/A   Overcast
5:53 PM 26.1 °F 15.0 °F 8.1 °F 47% 30.10 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
6:53 PM 25.0 °F 13.1 °F 8.1 °F 49% 30.13 in 10.0 mi WNW 13.8 mph - N/A   Mostly Cloudy
7:53 PM 25.0 °F 11.3 °F 9.0 °F 51% 30.14 in 10.0 mi West 18.4 mph - N/A   Mostly Cloudy
8:53 PM 25.0 °F 12.2 °F 10.0 °F 53% 30.14 in 10.0 mi WNW 16.1 mph 26.5 mph N/A   Mostly Cloudy
9:53 PM 25.0 °F 14.8 °F 10.0 °F 53% 30.15 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
10:53 PM 25.0 °F 12.2 °F 10.0 °F 53% 30.15 in 10.0 mi West 16.1 mph - N/A   Scattered Clouds
11:53 PM 26.1 °F 15.0 °F 10.9 °F 53% 30.15 in 10.0 mi West 12.7 mph - N/A   Clear