Weather History for Roanoke, VA

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Wednesday, May 16, 2012

  Actual Average Record
Temperature  
Mean Temperature 70 °F 64 °F  
Max Temperature 81 °F 76 °F 93 °F (1941)
Min Temperature 58 °F 53 °F 34 °F (1973)
Degree Days  
Heating Degree Days 0 3  
Month to date heating degree days 28 69  
Since 1 July heating degree days 3182 4101  
Cooling Degree Days 5 3  
Month to date cooling degree days 58 31  
Year to date cooling degree days 104 60  
Growing Degree Days 19 (Base 50)    
Moisture  
Dew Point 56 °F    
Average Humidity 67    
Maximum Humidity 97    
Minimum Humidity 36    
Precipitation  
Precipitation 0.00 in 0.13 in 1.37 in (1946)
Month to date precipitation 2.68 1.95  
Year to date precipitation 13.14 14.59  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Since 1 July snowfall 6.1  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 4 mph (NW)    
Max Wind Speed 13 mph    
Max Gust Speed 16 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 16, 2012 Rise Set
Actual Time 6:09 AM EDT 8:23 PM EDT
Civil Twilight 5:40 AM EDT 8:52 PM EDT
Nautical Twilight 5:04 AM EDT 9:28 PM EDT
Astronomical Twilight 4:25 AM EDT 10:07 PM EDT
Moon 3:34 AM EDT (5/16) 4:41 PM EDT (5/16)
Length of Visible Light 15h 11m
Length of Day
14h 13m
Waning Crescent, 16% of the Moon is Illuminated
May 16
Waning Crescent
May 20
New
May 28
First Quarter
Jun 4
Full
Jun 11
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
12:54 AM 61.0 °F - 59.0 °F 93% 29.99 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 60.1 °F - 57.9 °F 93% 29.98 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
2:54 AM 61.0 °F - 57.9 °F 90% 29.97 in 10.0 mi NNE 6.9 mph - N/A   Overcast
3:54 AM 60.1 °F - 57.0 °F 90% 29.98 in 10.0 mi Calm Calm - N/A   Overcast
4:54 AM 59.0 °F - 57.0 °F 93% 29.98 in 10.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
5:54 AM 59.0 °F - 57.0 °F 93% 29.97 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:54 AM 59.0 °F - 55.9 °F 90% 29.98 in 10.0 mi WNW 3.5 mph - N/A   Clear
7:54 AM 62.1 °F - 57.9 °F 86% 30.00 in 10.0 mi NW 3.5 mph - N/A   Clear
8:54 AM 66.0 °F - 57.9 °F 75% 30.00 in 10.0 mi West 3.5 mph - N/A   Clear
9:54 AM 69.1 °F - 57.9 °F 68% 30.01 in 10.0 mi West 4.6 mph - N/A   Clear
10:54 AM 73.9 °F - 60.1 °F 62% 30.00 in 10.0 mi NE 5.8 mph - N/A   Clear
11:54 AM 75.0 °F - 57.0 °F 53% 29.99 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
12:54 PM 75.9 °F - 53.1 °F 45% 29.98 in 10.0 mi NNW 4.6 mph - N/A   Scattered Clouds
1:54 PM 78.1 °F - 52.0 °F 40% 29.96 in 10.0 mi WNW 8.1 mph - N/A   Scattered Clouds
2:54 PM 80.1 °F 80.4 °F 57.0 °F 45% 29.94 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
3:54 PM 81.0 °F - 52.0 °F 36% 29.92 in 10.0 mi NNW 3.5 mph - N/A   Scattered Clouds
4:54 PM 80.1 °F - 52.0 °F 38% 29.90 in 10.0 mi NW 10.4 mph - N/A   Partly Cloudy
5:54 PM 80.1 °F 79.9 °F 53.1 °F 39% 29.91 in 10.0 mi NW 8.1 mph - N/A   Clear
6:54 PM 77.0 °F - 54.0 °F 45% 29.91 in 10.0 mi West 4.6 mph - N/A   Partly Cloudy
7:54 PM 75.0 °F - 55.0 °F 50% 29.93 in 10.0 mi West 3.5 mph - N/A   Partly Cloudy
8:54 PM 70.0 °F - 55.0 °F 59% 29.95 in 10.0 mi West 3.5 mph - N/A   Clear
9:54 PM 69.1 °F - 53.1 °F 57% 29.96 in 10.0 mi Calm Calm - N/A   Clear
10:54 PM 66.0 °F - 55.9 °F 70% 29.98 in 10.0 mi Calm Calm - N/A   Clear
11:54 PM 61.0 °F - 54.0 °F 78% 29.98 in 10.0 mi Calm Calm - N/A   Clear