Weather History for Leesburg, VA

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Wednesday, January 30, 2013

  Actual Average (KIAD) Record (KIAD)
Temperature  
Mean Temperature 61 °F 34 °F  
Max Temperature 69 °F 43 °F 72 °F (2013)
Min Temperature 53 °F 24 °F 2 °F (1965)
Degree Days  
Heating Degree Days 4 31  
Month to date heating degree days 956  
Since 1 July heating degree days 2754  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Growing Degree Days 11 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 95    
Maximum Humidity 100    
Minimum Humidity 78    
Precipitation  
Precipitation 2.90 in 0.09 in 2.00 in (2013)
Month to date precipitation 2.58  
Year to date precipitation 2.58  
Snow  
Snow 0.00 in 0.30 in 6.30 in (2000)
Month to date snowfall 7.0  
Since 1 July snowfall 11.0  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.67 in    
Wind  
Wind Speed 10 mph (South)    
Max Wind Speed 28 mph    
Max Gust Speed 34 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jan. 30, 2013 Rise Set
Actual Time 7:18 AM EST 5:29 PM EST
Civil Twilight 6:50 AM EST 5:57 PM EST
Nautical Twilight 6:18 AM EST 6:29 PM EST
Astronomical Twilight 5:46 AM EST 7:01 PM EST
Moon 9:23 PM EST (1/30) 8:47 AM EST (1/30)
Length of Visible Light 11h 07m
Length of Day
10h 10m
Waning Gibbous, 88% of the Moon is Illuminated
Jan 30
Waning Gibbous
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter
Feb 25
Full

Hourly Weather History & Observations

Time (EST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 53.6 °F 51.8 °F 94% 29.96 in 10.0 mi SSW 5.8 mph - N/A   Clear
12:35 AM 53.6 °F 51.8 °F 94% 29.95 in 10.0 mi South 6.9 mph - N/A   Clear
12:55 AM 55.4 °F 53.6 °F 94% 29.94 in 10.0 mi South 9.2 mph - N/A   Clear
1:15 AM 53.6 °F 51.8 °F 94% 29.93 in 10.0 mi South 8.1 mph - N/A   Clear
1:35 AM 55.4 °F 53.6 °F 94% 29.93 in 10.0 mi South 8.1 mph - N/A   Clear
1:55 AM 53.6 °F 51.8 °F 94% 29.92 in 10.0 mi South 4.6 mph - N/A   Clear
2:15 AM 53.6 °F 51.8 °F 94% 29.92 in 10.0 mi SSW 8.1 mph - N/A   Clear
2:35 AM 53.6 °F 53.6 °F 100% 29.91 in 10.0 mi South 5.8 mph - N/A   Clear
2:55 AM 53.6 °F 53.6 °F 100% 29.90 in 10.0 mi SW 4.6 mph - N/A   Clear
3:15 AM 53.6 °F 51.8 °F 94% 29.89 in 10.0 mi South 6.9 mph - N/A   Clear
3:35 AM 55.4 °F 53.6 °F 94% 29.88 in 10.0 mi South 8.1 mph - N/A   Clear
3:55 AM 55.4 °F 53.6 °F 94% 29.88 in 10.0 mi South 8.1 mph - N/A   Clear
4:15 AM 55.4 °F 53.6 °F 94% 29.87 in 10.0 mi North - - N/A   Clear
4:35 AM 55.4 °F 53.6 °F 94% 29.86 in 10.0 mi South 9.2 mph - N/A   Clear
4:55 AM 55.4 °F 53.6 °F 94% 29.85 in 10.0 mi SSE 6.9 mph - N/A   Clear
5:15 AM 53.6 °F 53.6 °F 100% 29.85 in 10.0 mi SSE 5.8 mph - N/A   Clear
5:35 AM 55.4 °F 53.6 °F 94% 29.83 in 10.0 mi SSE 8.1 mph - N/A   Clear
5:55 AM 55.4 °F 55.4 °F 100% 29.82 in 10.0 mi South 8.1 mph - N/A   Clear
6:15 AM 55.4 °F 55.4 °F 100% 29.81 in 10.0 mi South 9.2 mph - N/A   Clear
6:35 AM 55.4 °F 55.4 °F 100% 29.81 in 10.0 mi SSE 9.2 mph - N/A   Scattered Clouds
6:55 AM 59.0 °F 57.2 °F 94% 29.80 in 10.0 mi South 8.1 mph - N/A   Overcast
7:15 AM 59.0 °F 59.0 °F 100% 29.80 in 10.0 mi SSW 9.2 mph - N/A   Overcast
7:35 AM 60.8 °F 59.0 °F 94% 29.79 in 10.0 mi SSW 13.8 mph 19.6 mph N/A   Overcast
7:55 AM 60.8 °F 59.0 °F 94% 29.78 in 10.0 mi SSW 16.1 mph 21.9 mph N/A   Overcast
8:15 AM 62.6 °F 60.8 °F 94% 29.78 in 10.0 mi SSW 20.7 mph 29.9 mph N/A   Mostly Cloudy
8:35 AM 62.6 °F 60.8 °F 94% 29.77 in 10.0 mi SSW 17.3 mph 27.6 mph N/A   Scattered Clouds
8:55 AM 64.4 °F 60.8 °F 88% 29.77 in 10.0 mi SSW 18.4 mph 27.6 mph N/A   Mostly Cloudy
9:15 AM 64.4 °F 60.8 °F 88% 29.76 in 10.0 mi SSW 20.7 mph 27.6 mph N/A   Overcast
9:35 AM 64.4 °F 60.8 °F 88% 29.75 in 10.0 mi SSW 20.7 mph 28.8 mph N/A   Overcast
9:55 AM 64.4 °F 60.8 °F 88% 29.74 in 10.0 mi South 20.7 mph 31.1 mph N/A   Overcast
10:15 AM 64.4 °F 62.6 °F 94% 29.74 in 7.0 mi South 13.8 mph 25.3 mph N/A   Overcast
10:35 AM 64.4 °F 62.6 °F 94% 29.73 in 10.0 mi South 16.1 mph 21.9 mph N/A   Overcast
10:55 AM 64.4 °F 62.6 °F 94% 29.72 in 10.0 mi SSW 16.1 mph 26.5 mph N/A   Overcast
11:15 AM 66.2 °F 62.6 °F 88% 29.71 in 10.0 mi South 17.3 mph 23.0 mph N/A   Overcast
11:35 AM 66.2 °F 62.6 °F 88% 29.69 in 10.0 mi SSW 15.0 mph 24.2 mph N/A   Overcast
11:55 AM 68.0 °F 62.6 °F 83% 29.66 in 10.0 mi South 23.0 mph 31.1 mph N/A   Overcast
12:15 PM 68.0 °F 62.6 °F 83% 29.65 in 10.0 mi North - - N/A   Overcast
12:35 PM 68.0 °F 62.6 °F 83% 29.63 in 10.0 mi South 24.2 mph 34.5 mph N/A   Overcast
12:55 PM 68.0 °F 62.6 °F 83% 29.61 in 10.0 mi South 16.1 mph 32.2 mph N/A   Overcast
1:15 PM 68.0 °F 62.6 °F 83% 29.60 in 10.0 mi South 18.4 mph 26.5 mph N/A   Overcast
1:35 PM 69.8 °F 62.6 °F 78% 29.59 in 10.0 mi SSW 19.6 mph 33.4 mph N/A   Overcast
1:55 PM 69.8 °F 62.6 °F 78% 29.59 in 10.0 mi South 27.6 mph 34.5 mph N/A   Overcast
2:15 PM 69.8 °F 62.6 °F 78% 29.59 in 10.0 mi SSW 13.8 mph 28.8 mph N/A   Overcast
2:35 PM 69.8 °F 64.4 °F 83% 29.62 in 7.0 mi West 13.8 mph - N/A Rain Light Rain
2:55 PM 60.8 °F 59.0 °F 94% 29.64 in 3.0 mi WNW 9.2 mph 19.6 mph 0.08 in Rain Heavy Rain
3:15 PM 59.0 °F 59.0 °F 100% 29.63 in 3.0 mi NNW 6.9 mph - 0.13 in Rain Heavy Rain
3:35 PM 59.0 °F 59.0 °F 100% 29.63 in 3.0 mi NNW 3.5 mph - 0.35 in Rain Heavy Rain
3:55 PM 59.0 °F 59.0 °F 100% 29.61 in 2.5 mi NNW 4.6 mph - 0.50 in Rain Heavy Rain
4:15 PM 59.0 °F 59.0 °F 100% 29.60 in 1.5 mi Calm Calm - 0.11 in Rain Light Rain
4:35 PM 59.0 °F 59.0 °F 100% 29.60 in 5.0 mi NE 6.9 mph - 0.19 in Rain Light Rain
4:55 PM 59.0 °F 59.0 °F 100% 29.58 in 10.0 mi NE 4.6 mph - 0.20 in   Overcast
5:15 PM 59.0 °F 59.0 °F 100% 29.58 in 10.0 mi West 4.6 mph 9.2 mph N/A Rain Light Rain
5:35 PM 59.0 °F 59.0 °F 100% 29.54 in 10.0 mi SSE 6.9 mph 26.5 mph 0.01 in   Overcast
5:55 PM 59.0 °F 59.0 °F 100% 29.52 in 10.0 mi ENE 9.2 mph - 0.02 in Rain Light Rain
6:15 PM 59.0 °F 59.0 °F 100% 29.54 in 10.0 mi NNE 4.6 mph 26.5 mph N/A Rain Light Rain
6:35 PM 57.2 °F 57.2 °F 100% 29.52 in 1.0 mi North 11.5 mph 19.6 mph 0.32 in Rain Heavy Rain
6:55 PM 57.2 °F 57.2 °F 100% 29.56 in 1.5 mi Calm Calm - 0.72 in Rain Heavy Rain
7:15 PM 55.4 °F 55.4 °F 100% 29.52 in 1.8 mi North - - 0.17 in Rain Heavy Rain
7:35 PM 55.4 °F 55.4 °F 100% 29.51 in 5.0 mi ENE 5.8 mph - 0.27 in Rain Rain
7:55 PM 55.4 °F 55.4 °F 100% 29.50 in 4.0 mi ESE 4.6 mph - 0.31 in Rain Heavy Rain
8:15 PM 55.4 °F 55.4 °F 100% 29.48 in 5.0 mi SE 6.9 mph - 0.04 in Rain Rain
8:35 PM 55.4 °F 55.4 °F 100% 29.48 in 7.0 mi SSE 5.8 mph - 0.05 in Rain Rain
8:55 PM 55.4 °F 55.4 °F 100% 29.45 in 7.0 mi North - - 0.09 in Rain Light Rain
9:15 PM 55.4 °F 55.4 °F 100% 29.43 in 5.0 mi SSE 4.6 mph - N/A Rain Rain
9:35 PM 55.4 °F 55.4 °F 100% 29.39 in 5.0 mi North - - 0.04 in Rain Rain
9:55 PM 55.4 °F 55.4 °F 100% 29.39 in 5.0 mi SE 6.9 mph - 0.16 in Rain Heavy Rain
10:15 PM 55.4 °F 55.4 °F 100% 29.37 in 4.0 mi North - - 0.09 in Rain Heavy Rain
10:35 PM 55.4 °F 55.4 °F 100% 29.34 in 3.0 mi North - - 0.20 in Rain Heavy Rain
10:55 PM 55.4 °F 55.4 °F 100% 29.33 in 1.8 mi North - - 0.39 in Rain Heavy Rain
11:15 PM 55.4 °F 55.4 °F 100% 29.30 in 2.0 mi North - - 0.16 in Rain Heavy Rain
11:35 PM 55.4 °F 55.4 °F 100% 29.31 in 1.8 mi SSW 4.6 mph - 0.35 in Rain Heavy Rain
11:55 PM 55.4 °F 55.4 °F 100% 29.23 in 0.8 mi North - - 0.43 in Rain Light Rain