Weather History for Martinsburg, WV

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Wednesday, August 20, 2014

  Actual Average Record
Temperature  
Mean Temperature 76 °F 73 °F  
Max Temperature 85 °F 84 °F 103 °F (1962)
Min Temperature 66 °F 62 °F 49 °F (1944)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 5 25  
Since 1 July heating degree days 3 1  
Cooling Degree Days 11 8  
Month to date cooling degree days 134 173  
Year to date cooling degree days 752 716  
Since 1 June cooling degree days 671 659  
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 66 °F    
Average Humidity 74    
Maximum Humidity 93    
Minimum Humidity 55    
Precipitation  
Precipitation 0.46 in 0.09 in 2.15 in (1990)
Month to date precipitation 1.94 2.02  
Year to date precipitation 24.18 25.18  
Sea Level Pressure  
Sea Level Pressure 29.95 in    
Wind  
Wind Speed 4 mph (South)    
Max Wind Speed 25 mph    
Max Gust Speed 34 mph    
Visibility 7 miles    
Events Fog , Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 20, 2014 Rise Set
Actual Time 6:29 AM EDT 8:00 PM EDT
Civil Twilight 6:00 AM EDT 8:28 PM EDT
Nautical Twilight 5:26 AM EDT 9:02 PM EDT
Astronomical Twilight 4:50 AM EDT 9:38 PM EDT
Moon 2:08 AM EDT (8/20) 4:43 PM EDT (8/20)
Length of Visible Light 14h 27m
Length of Day
13h 31m
Waning Crescent, 21% of the Moon is Illuminated
Aug 20
Waning Crescent
Aug 25
New
Sep 2
First Quarter
Sep 8
Full
Sep 15
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 73.0 °F - 66.0 °F 79% 29.92 in 10.0 mi SE 4.6 mph - N/A   Overcast
1:53 AM 71.1 °F - 64.9 °F 81% 29.92 in 9.0 mi Calm Calm - N/A   Partly Cloudy
2:53 AM 72.0 °F - 64.9 °F 78% 29.91 in 9.0 mi SSE 5.8 mph - N/A   Mostly Cloudy
3:53 AM 71.1 °F - 64.9 °F 81% 29.91 in 9.0 mi Calm Calm - N/A   Partly Cloudy
4:53 AM 68.0 °F - 64.0 °F 87% 29.91 in 5.0 mi Calm Calm - N/A   Clear
5:53 AM 66.9 °F - 64.0 °F 90% 29.92 in 4.0 mi Calm Calm - N/A   Clear
6:10 AM 66.9 °F - 63.0 °F 87% 29.94 in 2.0 mi Calm Calm - N/A   Clear
6:17 AM 66.9 °F - 63.0 °F 87% 29.94 in 1.5 mi Calm Calm - N/A   Scattered Clouds
6:28 AM 66.0 °F - 63.0 °F 90% 29.95 in 2.5 mi SSW 3.5 mph - N/A   Scattered Clouds
6:37 AM 66.9 °F - 64.0 °F 90% 29.95 in 3.0 mi South 4.6 mph - N/A   Scattered Clouds
6:44 AM 68.0 °F - 64.0 °F 87% 29.95 in 2.5 mi SW 3.5 mph - N/A   Scattered Clouds
6:53 AM 68.0 °F - 64.0 °F 87% 29.94 in 3.0 mi SW 3.5 mph - N/A   Mostly Cloudy
7:53 AM 70.0 °F - 66.0 °F 87% 29.95 in 4.0 mi Calm Calm - N/A   Overcast
8:53 AM 75.0 °F - 68.0 °F 79% 29.95 in 8.0 mi South 3.5 mph - N/A   Clear
9:53 AM 79.0 °F - 68.0 °F 69% 29.97 in 10.0 mi SSW 6.9 mph - N/A   Scattered Clouds
10:02 AM 79.0 °F - 68.0 °F 69% 29.98 in 10.0 mi SSE 9.2 mph - N/A   Mostly Cloudy
10:53 AM 82.0 °F 84.9 °F 68.0 °F 62% 29.97 in 10.0 mi South 9.2 mph - N/A   Mostly Cloudy
11:53 AM 82.9 °F 85.4 °F 66.9 °F 58% 29.95 in 10.0 mi South 11.5 mph - N/A   Mostly Cloudy
12:53 PM 84.0 °F 86.5 °F 66.9 °F 56% 29.92 in 10.0 mi SSE 16.1 mph 19.6 mph N/A   Mostly Cloudy
1:51 PM 75.2 °F - 66.2 °F 73% 29.97 in 1.2 mi WSW 18.4 mph 34.5 mph 0.10 in Rain Light Rain
1:53 PM 73.0 °F - 68.0 °F 84% 29.95 in 0.5 mi WSW 16.1 mph 34.5 mph 0.25 in Rain Heavy Rain
2:01 PM 72.0 °F - 68.0 °F 87% 29.96 in 0.2 mi WSW 8.1 mph 19.6 mph 0.20 in Fog , Rain Heavy Rain
2:07 PM 72.0 °F - 66.9 °F 84% 29.96 in 1.0 mi SW 6.9 mph - 0.20 in Rain Light Rain
2:10 PM 73.0 °F - 66.9 °F 81% 29.96 in 2.5 mi SW 9.2 mph - 0.20 in Rain Light Rain
2:17 PM 73.0 °F - 66.9 °F 81% 29.97 in 8.0 mi SW 6.9 mph - 0.21 in Rain Light Rain
2:53 PM 75.0 °F - 69.1 °F 82% 29.96 in 10.0 mi SSE 3.5 mph - 0.21 in   Overcast
3:53 PM 78.1 °F - 69.1 °F 74% 29.94 in 10.0 mi SE 4.6 mph - N/A   Scattered Clouds
4:53 PM 78.1 °F - 68.0 °F 71% 29.95 in 10.0 mi SSE 6.9 mph - N/A   Mostly Cloudy
5:53 PM 78.1 °F - 68.0 °F 71% 29.95 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
6:53 PM 78.1 °F - 66.9 °F 68% 29.95 in 10.0 mi Variable 6.9 mph - N/A   Mostly Cloudy
7:53 PM 73.9 °F - 66.9 °F 79% 29.97 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
8:53 PM 70.0 °F - 66.0 °F 87% 29.99 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 69.1 °F - 66.0 °F 90% 29.99 in 8.0 mi Calm Calm - N/A   Clear
10:53 PM 69.1 °F - 64.9 °F 87% 30.00 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 69.1 °F - 64.9 °F 87% 30.02 in 9.0 mi Calm Calm - N/A   Mostly Cloudy