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Saturday, December 7, 2013

  Actual Average (KIAD) Record (KIAD)
Temperature  
Mean Temperature 36 °F 39 °F  
Max Temperature 41 °F 49 °F 77 °F (1998)
Min Temperature 32 °F 29 °F 1 °F (2002)
Degree Days  
Heating Degree Days 28 26  
Month to date heating degree days 176  
Since 1 July heating degree days 1092  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 1178  
Moisture  
Dew Point 32 °F    
Average Humidity 83    
Maximum Humidity 100    
Minimum Humidity 65    
Precipitation  
Precipitation 0.13 in 0.11 in 2.14 in (2011)
Month to date precipitation 0.77  
Year to date precipitation 39.35  
Snow  
Snow 0.00 in 0.10 in 1.60 in (1969)
Month to date snowfall 0.6  
Since 1 July snowfall 1.1  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.39 in    
Wind  
Wind Speed 9 mph (North)    
Max Wind Speed 17 mph    
Max Gust Speed 25 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 07, 2013 Rise Set
Actual Time 7:16 AM EST 4:47 PM EST
Civil Twilight 6:46 AM EST 5:17 PM EST
Nautical Twilight 6:12 AM EST 5:50 PM EST
Astronomical Twilight 5:40 AM EST 6:23 PM EST
Moon 11:01 AM EST (12/7) 10:24 PM EST (12/7)
Length of Visible Light 10h 31m
Length of Day
9h 31m
Waxing Crescent, 29% of the Moon is Illuminated
Dec 7
Waxing Crescent
Dec 9
First Quarter
Dec 17
Full
Dec 25
Last Quarter
Jan 1
New

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 37.4 °F 30.8 °F 37.4 °F 100% 30.18 in 4.0 mi NNE 9.2 mph - 0.04 in Rain Heavy Rain
12:35 AM 37.4 °F 32.1 °F 37.4 °F 100% 30.16 in 3.0 mi NE 6.9 mph - 0.09 in Rain Light Rain
12:55 AM 37.4 °F 30.8 °F 37.4 °F 100% 30.18 in 7.0 mi NNE 9.2 mph - 0.12 in Rain Light Rain
1:15 AM 37.4 °F 32.8 °F 37.4 °F 100% 30.19 in 7.0 mi NNE 5.8 mph - 0.01 in Rain Light Rain
1:35 AM 37.4 °F 30.8 °F 37.4 °F 100% 30.19 in 4.0 mi NNE 9.2 mph - 0.01 in Rain Light Rain
1:55 AM 37.4 °F 32.1 °F 37.4 °F 100% 30.20 in 2.5 mi North 6.9 mph - 0.01 in Rain Light Rain
2:15 AM 37.4 °F 30.3 °F 37.4 °F 100% 30.22 in 5.0 mi North 10.4 mph 16.1 mph N/A   Overcast
2:35 AM 37.4 °F 28.9 °F 37.4 °F 100% 30.23 in 5.0 mi North 13.8 mph - N/A   Overcast
2:55 AM 37.4 °F 30.8 °F 37.4 °F 100% 30.24 in 5.0 mi North 9.2 mph - N/A   Overcast
3:15 AM 37.4 °F 29.8 °F 37.4 °F 100% 30.24 in 10.0 mi North 11.5 mph - N/A   Overcast
3:35 AM 37.4 °F 32.1 °F 37.4 °F 100% 30.23 in 10.0 mi North 6.9 mph - N/A   Overcast
3:55 AM 37.4 °F 32.1 °F 37.4 °F 100% 30.24 in 10.0 mi North 6.9 mph - N/A   Overcast
4:15 AM 37.4 °F 32.1 °F 37.4 °F 100% 30.25 in 10.0 mi North 6.9 mph - N/A   Overcast
4:35 AM 37.4 °F 30.3 °F 37.4 °F 100% 30.25 in 10.0 mi North 10.4 mph - N/A   Overcast
4:55 AM 37.4 °F 30.8 °F 35.6 °F 93% 30.27 in 10.0 mi NNW 9.2 mph - N/A   Overcast
5:15 AM 37.4 °F 32.1 °F 35.6 °F 93% 30.27 in 10.0 mi NNE 6.9 mph - N/A   Overcast
5:35 AM 37.4 °F 32.1 °F 35.6 °F 93% 30.28 in 10.0 mi North 6.9 mph - N/A   Overcast
5:55 AM 37.4 °F 31.4 °F 35.6 °F 93% 30.29 in 10.0 mi NNW 8.1 mph - N/A   Overcast
6:15 AM 35.6 °F 28.6 °F 35.6 °F 100% 30.31 in 10.0 mi NNW 9.2 mph - N/A   Overcast
6:35 AM 35.6 °F 28.0 °F 35.6 °F 100% 30.31 in 10.0 mi NNW 10.4 mph - N/A   Scattered Clouds
6:55 AM 35.6 °F 29.2 °F 35.6 °F 100% 30.33 in 10.0 mi NNW 8.1 mph - N/A   Clear
7:15 AM 35.6 °F 29.2 °F 33.8 °F 93% 30.34 in 10.0 mi NNW 8.1 mph - N/A   Scattered Clouds
7:35 AM 35.6 °F 31.7 °F 35.6 °F 100% 30.34 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
7:55 AM 35.6 °F 31.7 °F 35.6 °F 100% 30.35 in 10.0 mi North 4.6 mph - N/A   Overcast
8:15 AM 37.4 °F 32.8 °F 35.6 °F 93% 30.36 in 10.0 mi North 5.8 mph - N/A   Overcast
8:35 AM 37.4 °F 30.3 °F 35.6 °F 93% 30.37 in 10.0 mi North 10.4 mph 17.3 mph N/A   Scattered Clouds
8:55 AM 37.4 °F 29.8 °F 33.8 °F 87% 30.38 in 10.0 mi North 11.5 mph 18.4 mph N/A   Clear
9:15 AM 37.4 °F 28.9 °F 33.8 °F 87% 30.39 in 10.0 mi North 13.8 mph 23.0 mph N/A   Clear
9:35 AM 37.4 °F 29.3 °F 33.8 °F 87% 30.40 in 10.0 mi NNW 12.7 mph 18.4 mph N/A   Scattered Clouds
9:55 AM 37.4 °F 28.9 °F 32.0 °F 81% 30.41 in 10.0 mi North 13.8 mph - N/A   Scattered Clouds
10:15 AM 39.2 °F 32.5 °F 32.0 °F 75% 30.43 in 10.0 mi North 10.4 mph - N/A   Mostly Cloudy
10:35 AM 39.2 °F 30.5 °F 32.0 °F 75% 30.43 in 10.0 mi North 16.1 mph 24.2 mph N/A   Mostly Cloudy
10:55 AM 39.2 °F 31.2 °F 32.0 °F 75% 30.43 in 10.0 mi North 13.8 mph 20.7 mph N/A   Mostly Cloudy
11:15 AM 39.2 °F 30.5 °F 32.0 °F 75% 30.42 in 10.0 mi NNW 16.1 mph 21.9 mph N/A   Overcast
11:35 AM 39.2 °F 30.2 °F 32.0 °F 75% 30.42 in 10.0 mi North 17.3 mph 25.3 mph N/A   Mostly Cloudy
11:55 AM 39.2 °F 30.2 °F 32.0 °F 75% 30.42 in 10.0 mi North 17.3 mph 21.9 mph N/A   Scattered Clouds
12:15 PM 39.2 °F 31.2 °F 32.0 °F 75% 30.42 in 10.0 mi North 13.8 mph 21.9 mph N/A   Mostly Cloudy
12:35 PM 41.0 °F 33.5 °F 32.0 °F 70% 30.41 in 10.0 mi North 13.8 mph 18.4 mph N/A   Mostly Cloudy
12:55 PM 41.0 °F 33.1 °F 32.0 °F 70% 30.41 in 10.0 mi North 15.0 mph 23.0 mph N/A   Scattered Clouds
1:15 PM 41.0 °F 33.5 °F 32.0 °F 70% 30.41 in 10.0 mi North 13.8 mph 23.0 mph N/A   Scattered Clouds
1:35 PM 41.0 °F 34.3 °F 32.0 °F 70% 30.41 in 10.0 mi North 11.5 mph 18.4 mph N/A   Scattered Clouds
1:55 PM 41.0 °F 34.7 °F 32.0 °F 70% 30.41 in 10.0 mi North 10.4 mph 21.9 mph N/A   Scattered Clouds
2:15 PM 39.2 °F 32.0 °F 30.2 °F 70% 30.41 in 10.0 mi North 11.5 mph 19.6 mph N/A   Scattered Clouds
2:35 PM 41.0 °F 33.1 °F 32.0 °F 70% 30.40 in 10.0 mi NNW 15.0 mph - N/A   Scattered Clouds
2:55 PM 41.0 °F 33.9 °F 32.0 °F 70% 30.41 in 10.0 mi NNW 12.7 mph - N/A   Clear
3:15 PM 41.0 °F 33.9 °F 30.2 °F 65% 30.42 in 10.0 mi North 12.7 mph 19.6 mph N/A   Clear
3:35 PM 39.2 °F 34.2 °F 30.2 °F 70% 30.42 in 10.0 mi North 6.9 mph - N/A   Clear
3:55 PM 39.2 °F 33.0 °F 30.2 °F 70% 30.43 in 10.0 mi North 9.2 mph - N/A   Clear
4:15 PM 37.4 °F 29.8 °F 30.2 °F 75% 30.44 in 10.0 mi NNW 11.5 mph 18.4 mph N/A   Scattered Clouds
4:35 PM 37.4 °F 32.1 °F 30.2 °F 75% 30.44 in 10.0 mi North 6.9 mph 17.3 mph N/A   Clear
4:55 PM 35.6 °F 30.7 °F 28.4 °F 75% 30.45 in 10.0 mi North 5.8 mph - N/A   Clear
5:15 PM 35.6 °F 31.7 °F 28.4 °F 75% 30.46 in 10.0 mi North 4.6 mph - N/A   Clear
5:35 PM 35.6 °F 29.2 °F 28.4 °F 75% 30.47 in 10.0 mi North 8.1 mph - N/A   Clear
5:55 PM 35.6 °F 28.0 °F 28.4 °F 75% 30.47 in 10.0 mi North 10.4 mph - N/A   Clear
6:15 PM 35.6 °F 30.7 °F 28.4 °F 75% 30.49 in 10.0 mi NNE 5.8 mph - N/A   Clear
6:35 PM 35.6 °F 29.9 °F 28.4 °F 75% 30.49 in 10.0 mi NNE 6.9 mph - N/A   Clear
6:55 PM 33.8 °F 27.0 °F 26.6 °F 75% 30.51 in 10.0 mi NNE 8.1 mph - N/A   Clear
7:15 PM 33.8 °F 24.8 °F 26.6 °F 75% 30.51 in 10.0 mi NNW 12.7 mph - N/A   Clear
7:35 PM 33.8 °F 24.3 °F 26.6 °F 75% 30.51 in 10.0 mi North 13.8 mph 18.4 mph N/A   Clear
7:55 PM 33.8 °F 26.4 °F 26.6 °F 75% 30.53 in 10.0 mi North 9.2 mph 21.9 mph N/A   Clear
8:15 PM 33.8 °F 28.6 °F 26.6 °F 75% 30.53 in 10.0 mi North 5.8 mph - N/A   Clear
8:35 PM 33.8 °F 28.6 °F 26.6 °F 75% 30.54 in 10.0 mi NE 5.8 mph - N/A   Clear
8:55 PM 33.8 °F 29.6 °F 26.6 °F 75% 30.53 in 10.0 mi NNW 4.6 mph - N/A   Clear
9:15 PM 33.8 °F 27.7 °F 24.8 °F 70% 30.54 in 10.0 mi North 6.9 mph - N/A   Clear
9:35 PM 32.0 °F 25.6 °F 26.6 °F 80% 30.54 in 10.0 mi North 6.9 mph - N/A   Clear
9:55 PM 32.0 °F - 24.8 °F 75% 30.56 in 10.0 mi Calm Calm - N/A   Clear
10:15 PM 32.0 °F 27.5 °F 24.8 °F 75% 30.55 in 10.0 mi North 4.6 mph - N/A   Clear
10:35 PM 32.0 °F 23.6 °F 24.8 °F 75% 30.55 in 10.0 mi North 10.4 mph - N/A   Clear
10:55 PM 32.0 °F 26.4 °F 24.8 °F 75% 30.55 in 10.0 mi North 5.8 mph - N/A   Clear
11:15 PM 32.0 °F 27.5 °F 24.8 °F 75% 30.55 in 10.0 mi North 4.6 mph - N/A   Clear
11:35 PM 32.0 °F 28.7 °F 24.8 °F 75% 30.56 in 10.0 mi North 3.5 mph - N/A   Clear
11:55 PM 32.0 °F 24.2 °F 24.8 °F 75% 30.55 in 10.0 mi North 9.2 mph - N/A   Clear