Weather History for Warrenton, VA

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Friday, October 21, 2011

  Actual Average (KHEF) Record (KHEF)
Temperature  
Mean Temperature 42 °F -  
Max Temperature 42 °F 62 °F 78 °F (2000)
Min Temperature 42 °F 39 °F 33 °F (1997)
Degree Days  
Heating Degree Days 23    
Moisture  
Dew Point 43 °F    
Average Humidity 100    
Maximum Humidity 100    
Minimum Humidity 100    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 0 mph (North)    
Max Wind Speed 0 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Oct. 21, 2011 Rise Set
Actual Time 7:25 AM EDT 6:24 PM EDT
Civil Twilight 6:58 AM EDT 6:51 PM EDT
Nautical Twilight 6:27 AM EDT 7:22 PM EDT
Astronomical Twilight 5:57 AM EDT 7:53 PM EDT
Moon 1:17 AM EDT (10/21) 3:04 PM EDT (10/21)
Length of Visible Light 11h 52m
Length of Day
10h 59m
Waning Crescent, 34% of the Moon is Illuminated
Oct 21
Waning Crescent
Oct 26
New
Nov 2
First Quarter
Nov 10
Full
Nov 18
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
6:34 AM 42.8 °F 42.8 °F 100% 29.94 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 42.8 °F 42.8 °F 100% 29.94 in 10.0 mi Calm Calm - N/A   Clear