Weather History for Warrenton, VA

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Monday, December 31, 2012

  Actual Average (KHEF) Record (KHEF)
Temperature  
Mean Temperature 28 °F -  
Max Temperature 37 °F 42 °F 60 °F (2004)
Min Temperature 21 °F 22 °F 10 °F (2000)
Degree Days  
Heating Degree Days 36    
Moisture  
Dew Point 28 °F    
Average Humidity 91    
Maximum Humidity 100    
Minimum Humidity 75    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.17 in    
Wind  
Wind Speed 0 mph (ESE)    
Max Wind Speed 4 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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Date:

Astronomy

Dec. 31, 2012 Rise Set
Actual Time 7:28 AM EST 4:59 PM EST
Civil Twilight 6:58 AM EST 5:29 PM EST
Nautical Twilight 6:25 AM EST 6:02 PM EST
Astronomical Twilight 5:53 AM EST 6:35 PM EST
Moon 8:25 PM EST (12/31) 9:11 AM EST (12/31)
Length of Visible Light 10h 30m
Length of Day
9h 31m
Waning Gibbous, 90% of the Moon is Illuminated
Dec 31
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 23.9 °F - 23.0 °F 96% 30.31 in 10.0 mi Calm Calm - N/A   Clear
12:35 AM 23.0 °F - 22.8 °F 99% 30.30 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 21.2 °F - 21.2 °F 100% 30.30 in 10.0 mi Calm Calm - N/A   Clear
1:15 AM 23.0 °F - 23.0 °F 100% 30.31 in 10.0 mi Calm Calm - N/A   Clear
1:35 AM 22.5 °F - 22.5 °F 100% 30.31 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 22.1 °F - 22.1 °F 100% 30.31 in 10.0 mi Calm Calm - N/A   Clear
2:15 AM 22.1 °F - 22.1 °F 100% 30.33 in 10.0 mi Calm Calm - N/A   Clear
2:35 AM 22.3 °F - 22.3 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
2:55 AM 21.7 °F - 21.7 °F 100% 30.32 in 10.0 mi Calm Calm - N/A   Clear
3:15 AM 21.6 °F - 21.6 °F 100% 30.31 in 10.0 mi Calm Calm - N/A   Clear
3:35 AM 22.6 °F - 22.6 °F 100% 30.30 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 22.8 °F - 22.8 °F 100% 30.29 in 10.0 mi Calm Calm - N/A   Clear
4:15 AM 23.7 °F - 23.7 °F 100% 30.29 in 10.0 mi Calm Calm - N/A   Clear
4:35 AM 24.1 °F - 24.1 °F 100% 30.30 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 24.4 °F - 24.4 °F 100% 30.29 in 10.0 mi Calm Calm - N/A   Clear
5:15 AM 24.3 °F - 24.3 °F 100% 30.28 in 10.0 mi Calm Calm - N/A   Clear
5:35 AM 23.9 °F - 23.9 °F 100% 30.28 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 23.9 °F - 23.9 °F 100% 30.28 in 10.0 mi Calm Calm - N/A   Clear
6:15 AM 24.6 °F - 24.6 °F 100% 30.26 in 10.0 mi Calm Calm - N/A   Clear
6:35 AM 24.1 °F - 24.1 °F 100% 30.26 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 23.0 °F - 23.0 °F 100% 30.25 in 10.0 mi Calm Calm - N/A   Clear
7:15 AM 21.9 °F - 21.9 °F 100% 30.26 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 23.0 °F - 23.0 °F 100% 30.26 in 10.0 mi Calm Calm - N/A   Clear
8:35 AM 27.3 °F - 26.6 °F 97% 30.25 in 10.0 mi Calm Calm - N/A   Clear
9:15 AM 29.3 °F - 27.3 °F 92% 30.23 in 10.0 mi Calm Calm - N/A   Clear
9:35 AM 30.9 °F - 28.2 °F 90% 30.24 in 10.0 mi Calm Calm - N/A   Clear
9:55 AM 31.6 °F - 28.4 °F 88% 30.24 in 10.0 mi Calm Calm - N/A   Clear
10:15 AM 32.0 °F - 28.0 °F 85% 30.24 in 10.0 mi Calm Calm - N/A   Clear
10:35 AM 32.4 °F - 28.0 °F 84% 30.23 in 10.0 mi Calm Calm - N/A   Clear
10:55 AM 33.4 °F - 28.9 °F 84% 30.23 in 10.0 mi Calm Calm - N/A   Clear
11:15 AM 33.6 °F - 28.8 °F 82% 30.22 in 10.0 mi Calm Calm - N/A   Clear
11:35 AM 34.2 °F - 29.1 °F 82% 30.20 in 10.0 mi Calm Calm - N/A   Clear
11:55 AM 34.2 °F - 28.8 °F 81% 30.18 in 10.0 mi Calm Calm - N/A   Clear
12:15 PM 35.2 °F - 28.0 °F 75% 30.18 in 10.0 mi Calm Calm - N/A   Clear
12:35 PM 35.6 °F - 28.9 °F 77% 30.17 in 10.0 mi Calm Calm - N/A   Clear
12:55 PM 35.8 °F - 28.9 °F 76% 30.15 in 10.0 mi Calm Calm - N/A   Clear
1:15 PM 36.5 °F - 29.5 °F 76% 30.14 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:55 PM 36.9 °F - 30.2 °F 77% 30.12 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:15 PM 36.5 °F - 30.7 °F 80% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
2:35 PM 36.0 °F - 30.9 °F 82% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
2:55 PM 36.0 °F - 31.3 °F 83% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
3:15 PM 36.0 °F 33.3 °F 31.1 °F 82% 30.10 in 10.0 mi ESE 3.5 mph - N/A   Overcast
3:35 PM 36.3 °F - 30.9 °F 81% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
3:55 PM 36.1 °F - 31.3 °F 83% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
4:15 PM 36.1 °F - 31.8 °F 84% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
4:35 PM 35.8 °F - 31.8 °F 86% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
4:55 PM 36.0 °F - 31.3 °F 83% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
5:15 PM 35.6 °F - 31.6 °F 85% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
5:35 PM 35.2 °F - 32.0 °F 88% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
6:15 PM 35.4 °F - 31.1 °F 84% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
6:35 PM 35.6 °F - 31.1 °F 84% 30.07 in 10.0 mi Calm Calm - N/A   Overcast
6:55 PM 34.9 °F - 31.8 °F 89% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
7:15 PM 35.2 °F - 32.0 °F 88% 30.05 in 10.0 mi Calm Calm - N/A   Overcast
7:35 PM 34.9 °F - 32.5 °F 91% 30.05 in 10.0 mi Calm Calm - N/A   Overcast
7:55 PM 34.3 °F - 32.2 °F 92% 30.05 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:15 PM 34.2 °F - 31.8 °F 91% 30.05 in 10.0 mi Calm Calm - N/A   Clear
8:35 PM 33.3 °F - 32.0 °F 95% 30.03 in 10.0 mi Calm Calm - N/A   Clear
8:55 PM 34.0 °F - 31.8 °F 92% 30.03 in 10.0 mi Calm Calm - N/A   Clear
9:35 PM 33.8 °F - 32.0 °F 93% 30.03 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:55 PM 34.7 °F - 31.6 °F 89% 30.02 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:15 PM 33.1 °F - 32.0 °F 96% 30.02 in 10.0 mi Calm Calm - N/A   Clear
10:35 PM 33.1 °F - 32.2 °F 96% 30.02 in 10.0 mi Calm Calm - N/A   Clear
10:55 PM 32.9 °F - 32.0 °F 96% 30.03 in 10.0 mi Calm Calm - N/A   Clear
11:15 PM 32.7 °F - 32.0 °F 97% 30.01 in 10.0 mi Calm Calm - N/A   Clear
11:35 PM 32.4 °F - 32.4 °F 100% 30.00 in 10.0 mi Calm Calm - N/A   Clear
11:55 PM 32.5 °F - 32.2 °F 99% 30.00 in 10.0 mi Calm Calm - N/A   Clear