Martinsburg, WV

4:34 PM EDT on May 25, 2017 (GMT -0400)
Eastern W Va Regional-Shepherd

Weather History for KMRB - September, 2012

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Saturday, September 22, 2012

  Actual Average Record
Temperature  
Mean Temperature 71 °F 63 °F  
Max Temperature 84 °F 74 °F 97 °F (1931)
Min Temperature 58 °F 51 °F 32 °F (1927)
Degree Days  
Heating Degree Days 0 4  
Month to date heating degree days 35 43  
Since 1 July heating degree days 35 50  
Cooling Degree Days 6 2  
Month to date cooling degree days 113 83  
Year to date cooling degree days 1126 875  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 55 °F    
Average Humidity 67    
Maximum Humidity 97    
Minimum Humidity 37    
Precipitation  
Precipitation 0.00 in 0.12 in 1.12 in (1975)
Month to date precipitation 3.22 2.63  
Year to date precipitation 25.37 28.87  
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 9 mph (WSW)    
Max Wind Speed 25 mph    
Max Gust Speed 31 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Sep. 22, 2012 Rise Set
Actual Time 7:00 AM EDT 7:08 PM EDT
Civil Twilight 6:33 AM EDT 7:34 PM EDT
Nautical Twilight 6:01 AM EDT 8:06 PM EDT
Astronomical Twilight 5:29 AM EDT 8:38 PM EDT
Moon 2:14 PM EDT (9/22) No Moon Set
Length of Visible Light 13h 01m
Length of Day
12h 08m
Waxing Crescent, 48% of the Moon is Illuminated
Sep 22
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 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 62.1 °F - 59.0 °F 90% 29.91 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 60.1 °F - 57.9 °F 93% 29.90 in 8.0 mi Calm Calm - N/A   Clear
2:53 AM 59.0 °F - 57.0 °F 93% 29.88 in 6.0 mi Calm Calm - N/A   Clear
3:53 AM 63.0 °F - 60.1 °F 90% 29.86 in 10.0 mi South 3.5 mph - N/A   Clear
4:53 AM 60.1 °F - 57.9 °F 93% 29.86 in 7.0 mi South 3.5 mph - N/A   Scattered Clouds
5:53 AM 61.0 °F - 59.0 °F 93% 29.86 in 9.0 mi Calm Calm - N/A   Overcast
6:53 AM 62.1 °F - 59.0 °F 90% 29.86 in 10.0 mi SSE 5.8 mph - N/A   Clear
7:53 AM 63.0 °F - 59.0 °F 87% 29.86 in 10.0 mi South 6.9 mph - N/A   Clear
8:07 AM 64.4 °F - 59.0 °F 83% 29.86 in 2.5 mi SSW 9.2 mph - N/A   Haze
8:26 AM 64.4 °F - 59.0 °F 83% 29.86 in 4.0 mi Variable 5.8 mph - N/A   Haze
8:53 AM 66.9 °F - 60.1 °F 79% 29.86 in 10.0 mi South 6.9 mph - N/A   Scattered Clouds
9:53 AM 72.0 °F - 60.1 °F 66% 29.85 in 10.0 mi South 11.5 mph - N/A   Clear
10:53 AM 77.0 °F - 57.9 °F 52% 29.84 in 10.0 mi SW 9.2 mph 17.3 mph N/A   Clear
11:53 AM 80.1 °F 80.2 °F 55.9 °F 43% 29.82 in 10.0 mi SW 12.7 mph 19.6 mph N/A   Partly Cloudy
12:53 PM 80.1 °F 80.6 °F 57.9 °F 47% 29.82 in 10.0 mi SW 10.4 mph - N/A   Scattered Clouds
1:53 PM 82.9 °F 81.9 °F 54.0 °F 37% 29.80 in 10.0 mi SW 13.8 mph 26.5 mph N/A   Clear
2:53 PM 79.0 °F - 54.0 °F 42% 29.79 in 10.0 mi West 12.7 mph 21.9 mph N/A   Overcast
3:53 PM 78.1 °F - 54.0 °F 43% 29.79 in 10.0 mi West 12.7 mph - N/A   Overcast
4:53 PM 78.1 °F - 50.0 °F 37% 29.79 in 10.0 mi WSW 18.4 mph 23.0 mph N/A   Mostly Cloudy
5:53 PM 75.9 °F - 50.0 °F 40% 29.81 in 10.0 mi WSW 11.5 mph - N/A   Overcast
6:14 PM 73.4 °F - 53.6 °F 50% 29.84 in 10.0 mi NW 12.7 mph - N/A   Scattered Clouds
6:53 PM 72.0 °F - 54.0 °F 53% 29.86 in 10.0 mi WNW 8.1 mph - N/A   Overcast
7:53 PM 71.1 °F - 52.0 °F 51% 29.87 in 10.0 mi West 11.5 mph - N/A   Overcast
8:53 PM 69.1 °F - 51.1 °F 53% 29.90 in 10.0 mi West 13.8 mph 18.4 mph N/A   Partly Cloudy
9:53 PM 66.9 °F - 48.9 °F 52% 29.91 in 10.0 mi WSW 5.8 mph - N/A   Scattered Clouds
10:53 PM 66.2 °F - 44.6 °F 46% 29.94 in 10.0 mi West 12.7 mph 24.2 mph N/A   Clear
11:49 PM 64.4 °F - 44.6 °F 49% 29.99 in 10.0 mi NW 17.3 mph - N/A   Clear
11:53 PM 63.0 °F - 45.0 °F 52% 29.98 in 10.0 mi NW 13.8 mph 24.2 mph N/A   Clear