Weather History for Martinsburg, WV

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Thursday, August 23, 2012

  Actual Average Record
Temperature  
Mean Temperature 72 °F 72 °F  
Max Temperature 86 °F 83 °F 97 °F (1968)
Min Temperature 57 °F 61 °F 45 °F (1981)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 14 25  
Since 1 July heating degree days 0 1  
Cooling Degree Days 7 7  
Month to date cooling degree days 218 195  
Year to date cooling degree days 936 738  
Since 1 June cooling degree days 782 681  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 59 °F    
Average Humidity 69    
Maximum Humidity 100    
Minimum Humidity 37    
Precipitation  
Precipitation 0.00 in 0.10 in 1.92 in (1988)
Month to date precipitation 2.65 2.30  
Year to date precipitation 22.00 25.46  
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 2 mph (NE)    
Max Wind Speed 8 mph    
Max Gust Speed 12 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 23, 2012 Rise Set
Actual Time 6:32 AM EDT 7:55 PM EDT
Civil Twilight 6:04 AM EDT 8:23 PM EDT
Nautical Twilight 5:30 AM EDT 8:57 PM EDT
Astronomical Twilight 4:55 AM EDT 9:32 PM EDT
Moon 1:15 PM EDT (8/23) 11:24 PM EDT (8/23)
Length of Visible Light 14h 19m
Length of Day
13h 23m
Waxing Crescent, 40% of the Moon is Illuminated
Aug 23
Waxing Crescent
Aug 24
First Quarter
Aug 31
Full
Sep 8
Last Quarter
Sep 15
New

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 63.0 °F - 60.1 °F 90% 30.14 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 61.0 °F - 59.0 °F 93% 30.15 in 7.0 mi Calm Calm - N/A   Clear
2:53 AM 61.0 °F - 57.9 °F 90% 30.15 in 9.0 mi Calm Calm - N/A   Clear
3:53 AM 60.1 °F - 57.9 °F 93% 30.16 in 6.0 mi Calm Calm - N/A   Clear
4:53 AM 60.1 °F - 57.0 °F 90% 30.16 in 8.0 mi Calm Calm - N/A   Clear
5:53 AM 57.9 °F - 57.0 °F 97% 30.16 in 4.0 mi Calm Calm - N/A   Clear
6:53 AM 59.0 °F - 57.0 °F 93% 30.18 in 2.5 mi Calm Calm - N/A   Clear
7:28 AM 60.8 °F - 57.2 °F 88% 30.19 in 4.0 mi Calm Calm - N/A   Clear
7:53 AM 62.1 °F - 60.1 °F 93% 30.18 in 4.0 mi Calm Calm - N/A   Clear
8:53 AM 68.0 °F - 62.1 °F 81% 30.19 in 7.0 mi Calm Calm - N/A   Clear
9:53 AM 72.0 °F - 63.0 °F 73% 30.19 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 75.9 °F - 63.0 °F 64% 30.19 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 80.1 °F 81.5 °F 63.0 °F 56% 30.17 in 10.0 mi North 3.5 mph - N/A   Clear
12:53 PM 82.0 °F 83.0 °F 62.1 °F 51% 30.17 in 10.0 mi Calm Calm - N/A   Clear
1:53 PM 84.0 °F 83.8 °F 59.0 °F 43% 30.15 in 10.0 mi NE 5.8 mph - N/A   Clear
2:53 PM 84.0 °F 83.0 °F 55.9 °F 38% 30.14 in 10.0 mi East 5.8 mph - N/A   Clear
3:53 PM 84.0 °F 82.9 °F 55.0 °F 37% 30.13 in 10.0 mi West 3.5 mph - N/A   Partly Cloudy
4:53 PM 84.9 °F 83.9 °F 57.0 °F 38% 30.11 in 10.0 mi NE 4.6 mph - N/A   Clear
5:53 PM 84.0 °F 83.3 °F 57.0 °F 40% 30.12 in 10.0 mi East 6.9 mph - N/A   Clear
6:53 PM 82.0 °F 82.1 °F 59.0 °F 45% 30.12 in 10.0 mi ENE 3.5 mph - N/A   Clear
7:53 PM 75.9 °F - 60.1 °F 58% 30.12 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 72.0 °F - 61.0 °F 68% 30.13 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 70.0 °F - 62.1 °F 76% 30.14 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 69.1 °F - 62.1 °F 78% 30.14 in 10.0 mi WSW 3.5 mph - N/A   Clear
11:53 PM 66.9 °F - 62.1 °F 84% 30.14 in 9.0 mi Calm Calm - N/A   Clear