Weather History for Martinsburg, WV

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Sunday, April 28, 2013

  Actual Average Record
Temperature  
Mean Temperature 51 °F 56 °F  
Max Temperature 60 °F 68 °F 92 °F (1935)
Min Temperature 42 °F 44 °F 30 °F (1934)
Degree Days  
Heating Degree Days 14 9  
Month to date heating degree days 311 367  
Since 1 July heating degree days 4724 5037  
Cooling Degree Days 0 0  
Month to date cooling degree days 31 0  
Year to date cooling degree days 31 1  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 43 °F    
Average Humidity 63    
Maximum Humidity 89    
Minimum Humidity 37    
Precipitation  
Precipitation 0.17 in 0.11 in 2.13 in (1928)
Month to date precipitation 1.93 3.11  
Year to date precipitation 8.97 11.41  
Sea Level Pressure  
Sea Level Pressure 30.21 in    
Wind  
Wind Speed 4 mph (SSE)    
Max Wind Speed 16 mph    
Max Gust Speed 24 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Apr. 28, 2013 Rise Set
Actual Time 6:16 AM EDT 8:02 PM EDT
Civil Twilight 5:47 AM EDT 8:31 PM EDT
Nautical Twilight 5:13 AM EDT 9:06 PM EDT
Astronomical Twilight 4:35 AM EDT 9:44 PM EDT
Moon 11:30 PM EDT (4/28) 8:31 AM EDT (4/28)
Length of Visible Light 14h 43m
Length of Day
13h 46m
Waning Gibbous, 89% of the Moon is Illuminated
Apr 28
Waning Gibbous
May 2
Last Quarter
May 9
New
May 18
First Quarter
May 25
Full

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 51.1 °F 37.9 °F 61% 30.27 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 48.9 °F 37.9 °F 66% 30.27 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 50.0 °F 37.9 °F 63% 30.24 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 46.9 °F 37.9 °F 71% 30.22 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 46.0 °F 37.9 °F 73% 30.23 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 45.0 °F 37.9 °F 76% 30.22 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 45.0 °F 37.9 °F 76% 30.24 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 54.0 °F 42.1 °F 64% 30.23 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 59.0 °F 35.1 °F 41% 30.23 in 10.0 mi SSE 9.2 mph 20.7 mph N/A   Overcast
10:53 AM 59.0 °F 33.1 °F 38% 30.24 in 10.0 mi South 13.8 mph 20.7 mph N/A   Overcast
11:53 AM 57.9 °F 35.1 °F 42% 30.25 in 10.0 mi SSE 12.7 mph 18.4 mph 0.00 in Rain Light Rain
12:53 PM 54.0 °F 43.0 °F 66% 30.25 in 9.0 mi SSE 8.1 mph - 0.01 in Rain Light Rain
1:53 PM 52.0 °F 46.0 °F 80% 30.25 in 4.0 mi SSE 9.2 mph - 0.03 in Rain Light Rain
2:53 PM 52.0 °F 46.9 °F 83% 30.24 in 5.0 mi SSE 5.8 mph - 0.07 in Rain Light Rain
3:53 PM 53.1 °F 48.9 °F 86% 30.21 in 7.0 mi SE 6.9 mph - 0.02 in Rain Light Rain
4:53 PM 52.0 °F 48.0 °F 86% 30.19 in 10.0 mi SE 3.5 mph - 0.02 in   Unknown
5:53 PM 52.0 °F 48.9 °F 89% 30.17 in 5.0 mi Calm Calm - 0.01 in Rain Light Rain
6:53 PM 52.0 °F 50.0 °F 93% 30.14 in 5.0 mi Calm Calm - 0.01 in   Overcast
7:53 PM 51.1 °F 48.9 °F 92% 30.13 in 6.0 mi Calm Calm - N/A   Overcast
8:53 PM 52.0 °F 48.9 °F 89% 30.14 in 8.0 mi Calm Calm - N/A   Overcast
9:53 PM 51.1 °F 48.9 °F 92% 30.14 in 5.0 mi Calm Calm - N/A   Overcast
10:53 PM 52.0 °F 48.9 °F 89% 30.14 in 7.0 mi Calm Calm - N/A   Overcast
11:53 PM 53.1 °F 46.9 °F 80% 30.12 in 10.0 mi SE 3.5 mph - N/A   Overcast