Manassas, VA

1:53 AM EDT on September 26, 2017 (GMT -0400)
Manassas Regional-Davis

Weather History for KHEF - January, 2013

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Monday, January 7, 2013

  Actual Average Record
Temperature  
Mean Temperature 34 °F -  
Max Temperature 44 °F 43 °F 71 °F (2008)
Min Temperature 23 °F 24 °F 5 °F (2014)
Degree Days  
Heating Degree Days 32    
Moisture  
Dew Point 27 °F    
Average Humidity 70    
Maximum Humidity 100    
Minimum Humidity 46    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.34 in    
Wind  
Wind Speed 8 mph (NNW)    
Max Wind Speed 18 mph    
Max Gust Speed 20 mph    
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

Jan. 07, 2013 Rise Set
Actual Time 7:28 AM EST 5:04 PM EST
Civil Twilight 6:58 AM EST 5:34 PM EST
Nautical Twilight 6:25 AM EST 6:07 PM EST
Astronomical Twilight 5:53 AM EST 6:39 PM EST
Moon 2:50 AM EST (1/7) 1:13 PM EST (1/7)
Length of Visible Light 10h 35m
Length of Day
9h 36m
Waning Crescent, 23% of the Moon is Illuminated
Jan 7
Waning Crescent
Jan 11
New
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:35 AM 42.8 °F 38.6 °F 30.2 °F 61% 30.17 in 10.0 mi NNW 6.9 mph - N/A   Overcast
12:55 AM 44.6 °F 41.4 °F 28.4 °F 53% 30.17 in 10.0 mi North 5.8 mph - N/A   Overcast
1:15 AM 42.8 °F 40.1 °F 30.2 °F 61% 30.18 in 10.0 mi NNW 4.6 mph - N/A   Overcast
1:35 AM 41.0 °F 36.4 °F 30.2 °F 65% 30.18 in 10.0 mi NW 6.9 mph - N/A   Mostly Cloudy
1:55 AM 42.8 °F 38.6 °F 30.2 °F 61% 30.19 in 10.0 mi NNW 6.9 mph - N/A   Mostly Cloudy
2:15 AM 42.8 °F 35.1 °F 30.2 °F 61% 30.19 in 10.0 mi NW 16.1 mph - N/A   Overcast
2:35 AM 44.6 °F 37.8 °F 30.2 °F 57% 30.20 in 10.0 mi NW 15.0 mph 19.6 mph N/A   Overcast
2:55 AM 42.8 °F 34.5 °F 30.2 °F 61% 30.21 in 10.0 mi NW 18.4 mph - N/A   Overcast
3:15 AM 42.8 °F 36.6 °F 30.2 °F 61% 30.22 in 10.0 mi NNW 11.5 mph 17.3 mph N/A   Overcast
3:35 AM 42.8 °F 36.6 °F 30.2 °F 61% 30.23 in 10.0 mi NNW 11.5 mph - N/A   Overcast
3:55 AM 42.8 °F 35.8 °F 28.4 °F 57% 30.23 in 10.0 mi NW 13.8 mph - N/A   Overcast
4:15 AM 42.8 °F 37.0 °F 30.2 °F 61% 30.24 in 10.0 mi WNW 10.4 mph 18.4 mph N/A   Overcast
4:35 AM 42.8 °F 36.2 °F 28.4 °F 57% 30.25 in 10.0 mi NW 12.7 mph 18.4 mph N/A   Overcast
4:55 AM 42.8 °F 36.6 °F 30.2 °F 61% 30.26 in 10.0 mi NW 11.5 mph 18.4 mph N/A   Overcast
5:15 AM 42.8 °F 37.0 °F 30.2 °F 61% 30.26 in 10.0 mi NNW 10.4 mph 19.6 mph N/A   Overcast
5:35 AM 42.8 °F 38.6 °F 30.2 °F 61% 30.28 in 10.0 mi North 6.9 mph - N/A   Overcast
5:55 AM 42.8 °F 38.0 °F 30.2 °F 61% 30.29 in 10.0 mi NNW 8.1 mph - N/A   Overcast
6:15 AM 42.8 °F 38.0 °F 30.2 °F 61% 30.29 in 10.0 mi NNW 8.1 mph - N/A   Overcast
6:50 AM 42.8 °F 37.0 °F 28.4 °F 57% 30.32 in 10.0 mi North 10.4 mph 16.1 mph N/A   Overcast
7:50 AM 41.0 °F 34.7 °F 28.4 °F 61% 30.36 in 10.0 mi NNW 10.4 mph - N/A   Overcast
8:45 AM 41.0 °F 34.7 °F 26.6 °F 57% 30.40 in 10.0 mi NNW 10.4 mph - N/A   Overcast
9:50 AM 41.0 °F 34.7 °F 26.6 °F 57% 30.43 in 10.0 mi NNW 10.4 mph - N/A   Overcast
10:45 AM 44.6 °F 38.8 °F 26.6 °F 49% 30.45 in 10.0 mi NW 11.5 mph 16.1 mph N/A   Partly Cloudy
11:55 AM 44.6 °F 38.4 °F 26.6 °F 49% 30.43 in 10.0 mi North 12.7 mph - N/A   Scattered Clouds
12:45 PM 44.6 °F 37.8 °F 24.8 °F 46% 30.42 in 10.0 mi NW 15.0 mph 18.4 mph N/A   Partly Cloudy
1:50 PM 44.6 °F 40.7 °F 26.6 °F 49% 30.42 in 10.0 mi NNW 6.9 mph - N/A   Clear
2:45 PM 44.6 °F 39.7 °F 24.8 °F 46% 30.42 in 10.0 mi NW 9.2 mph - N/A   Clear
3:45 PM 44.6 °F 42.2 °F 24.8 °F 46% 30.43 in 10.0 mi North 4.6 mph - N/A   Clear
7:15 PM 28.4 °F - 26.6 °F 93% 30.44 in 10.0 mi Calm Calm - N/A   Clear
7:35 PM 26.6 °F - 26.6 °F 100% 30.44 in 10.0 mi Calm Calm - N/A   Clear
7:55 PM 26.6 °F - 24.8 °F 93% 30.44 in 10.0 mi Calm Calm - N/A   Clear
8:15 PM 24.8 °F - 24.8 °F 100% 30.44 in 10.0 mi Calm Calm - N/A   Clear
8:35 PM 26.6 °F - 24.8 °F 93% 30.44 in 10.0 mi Calm Calm - N/A   Clear
8:55 PM 24.8 °F - 24.8 °F 100% 30.44 in 10.0 mi Calm Calm - N/A   Clear
9:15 PM 24.8 °F - 23.0 °F 93% 30.44 in 10.0 mi Calm Calm - N/A   Clear
9:35 PM 24.8 °F - 23.0 °F 93% 30.43 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 24.8 °F - 23.0 °F 93% 30.43 in 10.0 mi Calm Calm - N/A   Clear
10:15 PM 23.0 °F - 21.2 °F 93% 30.43 in 10.0 mi Calm Calm - N/A   Clear
10:35 PM 23.0 °F - 21.2 °F 93% 30.43 in 10.0 mi Calm Calm - N/A   Clear
10:55 PM 23.0 °F - 23.0 °F 100% 30.42 in 10.0 mi Calm Calm - N/A   Clear
11:15 PM 23.0 °F - 23.0 °F 100% 30.42 in 8.0 mi Calm Calm - N/A   Clear
11:35 PM 23.0 °F - 21.2 °F 93% 30.42 in 10.0 mi Calm Calm - N/A   Clear
11:55 PM 23.0 °F - 21.2 °F 93% 30.42 in 7.0 mi Calm Calm - N/A   Clear