Weather History for Manassas, VA

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Sunday, January 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 45 °F -  
Max Temperature 60 °F 39 °F 64 °F (2006)
Min Temperature 30 °F 21 °F 8 °F (2008)
Degree Days  
Heating Degree Days 20    
Moisture  
Dew Point 22 °F    
Average Humidity 44    
Maximum Humidity 93    
Minimum Humidity 19    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 8 mph (West)    
Max Wind Speed 21 mph    
Max Gust Speed 31 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. 20, 2013 Rise Set
Actual Time 7:24 AM EST 5:18 PM EST
Civil Twilight 6:55 AM EST 5:47 PM EST
Nautical Twilight 6:23 AM EST 6:19 PM EST
Astronomical Twilight 5:51 AM EST 6:51 PM EST
Moon 12:18 PM EST (1/20) 1:55 AM EST (1/20)
Length of Visible Light 10h 51m
Length of Day
9h 54m
Waxing Gibbous, 66% of the Moon is Illuminated
Jan 20
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

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 44.6 °F 39.2 °F 28.4 °F 53% 29.97 in 10.0 mi SSW 10.4 mph 19.6 mph N/A   Clear
12:35 AM 44.6 °F 39.2 °F 28.4 °F 53% 29.96 in 10.0 mi SSW 10.4 mph - N/A   Clear
12:55 AM 44.6 °F 40.7 °F 28.4 °F 53% 29.95 in 10.0 mi South 6.9 mph - N/A   Clear
1:15 AM 42.8 °F 38.6 °F 28.4 °F 57% 29.95 in 10.0 mi South 6.9 mph - N/A   Clear
1:35 AM 42.8 °F 37.5 °F 28.4 °F 57% 29.94 in 10.0 mi SSW 9.2 mph - N/A   Clear
1:55 AM 42.8 °F 39.3 °F 28.4 °F 57% 29.94 in 10.0 mi South 5.8 mph - N/A   Clear
2:15 AM 42.8 °F 38.6 °F 28.4 °F 57% 29.94 in 10.0 mi SSW 6.9 mph - N/A   Clear
2:35 AM 41.0 °F 39.0 °F 28.4 °F 61% 29.94 in 10.0 mi SSW 3.5 mph - N/A   Clear
2:55 AM 41.0 °F 37.1 °F 28.4 °F 61% 29.93 in 10.0 mi SSW 5.8 mph - N/A   Clear
3:15 AM 39.2 °F 35.9 °F 28.4 °F 65% 29.93 in 10.0 mi SW 4.6 mph - N/A   Clear
3:35 AM 39.2 °F 35.9 °F 28.4 °F 65% 29.92 in 10.0 mi SSW 4.6 mph - N/A   Clear
3:55 AM 39.2 °F 37.0 °F 28.4 °F 65% 29.91 in 10.0 mi South 3.5 mph - N/A   Clear
4:15 AM 37.4 °F 32.8 °F 28.4 °F 70% 29.90 in 10.0 mi South 5.8 mph - N/A   Clear
4:35 AM 37.4 °F 33.8 °F 28.4 °F 70% 29.90 in 10.0 mi South 4.6 mph - N/A   Clear
4:55 AM 35.6 °F 32.8 °F 28.4 °F 75% 29.89 in 10.0 mi South 3.5 mph - N/A   Clear
5:15 AM 33.8 °F - 28.4 °F 81% 29.89 in 10.0 mi Calm Calm - N/A   Clear
5:35 AM 33.8 °F 29.6 °F 28.4 °F 81% 29.88 in 10.0 mi South 4.6 mph - N/A   Clear
5:55 AM 33.8 °F 30.8 °F 28.4 °F 81% 29.88 in 10.0 mi South 3.5 mph - N/A   Clear
6:15 AM 35.6 °F - 28.4 °F 75% 29.88 in 10.0 mi Calm Calm - N/A   Clear
6:35 AM 30.2 °F - 28.4 °F 93% 29.88 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 32.0 °F - 28.4 °F 87% 29.88 in 10.0 mi Calm Calm - N/A   Clear
7:15 AM 33.8 °F - 28.4 °F 81% 29.88 in 10.0 mi Calm Calm - N/A   Clear
7:35 AM 35.6 °F 32.8 °F 28.4 °F 75% 29.88 in 10.0 mi SSW 3.5 mph - N/A   Clear
7:50 AM 35.6 °F - 28.4 °F 75% 29.89 in 10.0 mi Calm Calm - N/A   Clear
7:55 AM 35.6 °F - 28.4 °F 75% 29.88 in 10.0 mi Calm Calm - N/A   Clear
8:15 AM 35.6 °F - 30.2 °F 81% 29.88 in 10.0 mi Calm Calm - N/A   Clear
8:35 AM 39.2 °F 35.0 °F 30.2 °F 70% 29.89 in 10.0 mi SSW 5.8 mph - N/A   Clear
8:55 AM 41.0 °F 37.1 °F 30.2 °F 65% 29.89 in 10.0 mi SSW 5.8 mph - N/A   Clear
9:15 AM 42.8 °F 37.0 °F 30.2 °F 61% 29.89 in 10.0 mi SSW 10.4 mph - N/A   Clear
9:35 AM 46.4 °F 41.5 °F 30.2 °F 53% 29.89 in 10.0 mi SW 10.4 mph - N/A   Clear
9:45 AM 46.4 °F 41.9 °F 30.2 °F 53% 29.90 in 10.0 mi SW 9.2 mph - N/A   Clear
9:55 AM 48.2 °F - 32.0 °F 54% 29.90 in 10.0 mi SW 8.1 mph - N/A   Clear
10:15 AM 50.0 °F - 30.2 °F 47% 29.90 in 10.0 mi SSW 11.5 mph - N/A   Clear
10:25 AM 51.8 °F - 30.2 °F 44% 29.90 in 10.0 mi SSW 9.2 mph - N/A   Clear
10:35 AM 51.8 °F - 30.2 °F 44% 29.89 in 10.0 mi SSW 8.1 mph - N/A   Clear
10:50 AM 51.8 °F - 30.2 °F 44% 29.88 in 10.0 mi SSW 11.5 mph - N/A   Clear
10:55 AM 53.6 °F - 32.0 °F 44% 29.88 in 10.0 mi SSW 10.4 mph - N/A   Clear
11:15 AM 55.4 °F - 32.0 °F 41% 29.88 in 10.0 mi SSW 6.9 mph - N/A   Clear
11:35 AM 55.4 °F - 30.2 °F 38% 29.87 in 10.0 mi SW 8.1 mph - N/A   Clear
11:45 AM 57.2 °F - 30.2 °F 36% 29.87 in 10.0 mi WSW 11.5 mph 18.4 mph N/A   Clear
11:55 AM 57.2 °F - 30.2 °F 36% 29.86 in 10.0 mi WSW 6.9 mph 18.4 mph N/A   Clear
12:15 PM 57.2 °F - 30.2 °F 36% 29.85 in 10.0 mi WSW 9.2 mph - N/A   Clear
12:35 PM 57.2 °F - 30.2 °F 36% 29.85 in 10.0 mi WSW 10.4 mph 16.1 mph N/A   Clear
12:45 PM 59.0 °F - 30.2 °F 34% 29.85 in 10.0 mi WSW 9.2 mph 16.1 mph N/A   Clear
12:55 PM 59.0 °F - 30.2 °F 34% 29.84 in 10.0 mi SW 10.4 mph - N/A   Clear
1:15 PM 60.8 °F - 30.2 °F 31% 29.85 in 10.0 mi WNW 6.9 mph - N/A   Clear
1:17 PM 60.8 °F - 28.4 °F 29% 29.85 in 10.0 mi NW 18.4 mph 23.0 mph N/A   Clear
1:35 PM 60.8 °F - 23.0 °F 23% 29.85 in 10.0 mi WNW 16.1 mph 23.0 mph N/A   Clear
1:45 PM 60.8 °F - 21.2 °F 22% 29.85 in 10.0 mi WNW 15.0 mph 24.2 mph N/A   Clear
1:55 PM 60.8 °F - 23.0 °F 23% 29.85 in 10.0 mi NW 11.5 mph 18.4 mph N/A   Clear
2:15 PM 60.8 °F - 21.2 °F 22% 29.85 in 10.0 mi WNW 15.0 mph 24.2 mph N/A   Clear
2:35 PM 60.8 °F - 21.2 °F 22% 29.86 in 10.0 mi NW 18.4 mph 24.2 mph N/A   Clear
2:45 PM 59.0 °F - 21.2 °F 23% 29.87 in 10.0 mi WNW 19.6 mph 31.1 mph N/A   Clear
2:55 PM 59.0 °F - 21.2 °F 23% 29.87 in 10.0 mi NW 17.3 mph 27.6 mph N/A   Clear
3:15 PM 59.0 °F - 21.2 °F 23% 29.88 in 10.0 mi NW 15.0 mph 23.0 mph N/A   Clear
3:35 PM 57.2 °F - 21.2 °F 25% 29.89 in 10.0 mi NW 17.3 mph 27.6 mph N/A   Clear
3:50 PM 57.2 °F - 21.2 °F 25% 29.89 in 10.0 mi NW 18.4 mph 25.3 mph N/A   Clear
3:55 PM 57.2 °F - 21.2 °F 25% 29.90 in 10.0 mi WNW 18.4 mph 25.3 mph N/A   Clear
4:15 PM 55.4 °F - 19.4 °F 25% 29.91 in 10.0 mi NW 18.4 mph 24.2 mph N/A   Clear
4:35 PM 53.6 °F - 17.6 °F 24% 29.93 in 10.0 mi NW 16.1 mph - N/A   Clear
4:45 PM 53.6 °F - 12.2 °F 19% 29.94 in 10.0 mi NW 20.7 mph 27.6 mph N/A   Clear
4:55 PM 51.8 °F - 12.2 °F 21% 29.94 in 10.0 mi NW 15.0 mph 21.9 mph N/A   Clear
5:15 PM 51.8 °F - 10.4 °F 19% 29.95 in 10.0 mi NW 19.6 mph 28.8 mph N/A   Clear
5:35 PM 48.2 °F - 8.6 °F 20% 29.96 in 10.0 mi NW 16.1 mph 24.2 mph N/A   Clear
5:45 PM 48.2 °F - 8.6 °F 20% 29.97 in 10.0 mi NNW 16.1 mph 20.7 mph N/A   Clear
5:55 PM 48.2 °F - 10.4 °F 22% 29.98 in 10.0 mi NW 15.0 mph 24.2 mph N/A   Clear
6:15 PM 46.4 °F 41.1 °F 12.2 °F 25% 29.99 in 10.0 mi NNW 11.5 mph - N/A   Clear
6:35 PM 44.6 °F 39.2 °F 10.4 °F 25% 30.00 in 10.0 mi NNW 10.4 mph - N/A   Clear
6:45 PM 44.6 °F 39.7 °F 10.4 °F 25% 30.01 in 10.0 mi North 9.2 mph - N/A   Clear
6:55 PM 44.6 °F 40.2 °F 10.4 °F 25% 30.01 in 10.0 mi NNW 8.1 mph - N/A   Clear
7:15 PM 42.8 °F 38.6 °F 10.4 °F 27% 30.02 in 10.0 mi NNW 6.9 mph - N/A   Clear
7:35 PM 41.0 °F 36.4 °F 8.6 °F 26% 30.03 in 10.0 mi NNW 6.9 mph - N/A   Clear
7:55 PM 41.0 °F 34.3 °F 10.4 °F 29% 30.04 in 10.0 mi North 11.5 mph - N/A   Clear
8:15 PM 41.0 °F 35.2 °F 10.4 °F 29% 30.04 in 10.0 mi NNW 9.2 mph - N/A   Clear
8:35 PM 39.2 °F 32.5 °F 10.4 °F 31% 30.05 in 10.0 mi North 10.4 mph - N/A   Clear
8:45 PM 39.2 °F 32.0 °F 10.4 °F 31% 30.05 in 10.0 mi North 11.5 mph - N/A   Clear
8:55 PM 39.2 °F 32.5 °F 10.4 °F 31% 30.05 in 10.0 mi North 10.4 mph - N/A   Clear
9:15 PM 39.2 °F 32.5 °F 10.4 °F 31% 30.06 in 10.0 mi North 10.4 mph - N/A   Clear
9:35 PM 39.2 °F 32.0 °F 10.4 °F 31% 30.05 in 10.0 mi North 11.5 mph - N/A   Clear
9:45 PM 37.4 °F 29.8 °F 10.4 °F 33% 30.06 in 10.0 mi North 11.5 mph - N/A   Clear
9:55 PM 35.6 °F 29.9 °F 10.4 °F 35% 30.07 in 10.0 mi NNW 6.9 mph - N/A   Clear
10:15 PM 37.4 °F 31.4 °F 10.4 °F 33% 30.06 in 10.0 mi North 8.1 mph - N/A   Clear
10:35 PM 37.4 °F 34.9 °F 10.4 °F 33% 30.08 in 10.0 mi NNE 3.5 mph - N/A   Clear
10:55 PM 35.6 °F 30.7 °F 10.4 °F 35% 30.08 in 10.0 mi NNW 5.8 mph - N/A   Clear
11:15 PM 35.6 °F 29.2 °F 12.2 °F 38% 30.08 in 10.0 mi NNW 8.1 mph - N/A   Clear
11:35 PM 35.6 °F 28.6 °F 12.2 °F 38% 30.08 in 10.0 mi NNW 9.2 mph - N/A   Clear
11:55 PM 37.4 °F 30.8 °F 12.2 °F 36% 30.08 in 10.0 mi NNW 9.2 mph - N/A   Clear