Weather History for Washington, DC

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Thursday, January 2, 2014

  Actual Average Record
Temperature  
Mean Temperature 36 °F 36 °F  
Max Temperature 39 °F 43 °F 71 °F (1876)
Min Temperature 33 °F 29 °F -1 °F (1899)
Degree Days  
Heating Degree Days 29 30  
Month to date heating degree days 55 59  
Since 1 July heating degree days 1459 1540  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 31 °F    
Average Humidity 80    
Maximum Humidity 89    
Minimum Humidity 70    
Precipitation  
Precipitation 0.34 in 0.08 in 1.44 in (1979)
Month to date precipitation 0.34 0.17  
Year to date precipitation 0.34 0.17  
Snow  
Snow 1.90 in 0.10 in 4.50 in (1925)
Month to date snowfall 1.9 0.2  
Since 1 July snowfall 3.4 3.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.82 in    
Wind  
Wind Speed 7 mph (NNE)    
Max Wind Speed 15 mph    
Max Gust Speed 22 mph    
Visibility 4 miles    
Events Fog , Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jan. 02, 2014 Rise Set
Actual Time 7:26 AM EST 4:57 PM EST
Civil Twilight 6:56 AM EST 5:27 PM EST
Nautical Twilight 6:23 AM EST 6:00 PM EST
Astronomical Twilight 5:51 AM EST 6:33 PM EST
Moon 8:07 AM EST (1/2) 6:51 PM EST (1/2)
Length of Visible Light 10h 30m
Length of Day
9h 31m
New Moon, 2% of the Moon is Illuminated
Jan 2
New Moon
Jan 7
First Quarter
Jan 15
Full
Jan 24
Last Quarter
Jan 30
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 39.0 °F - 30.9 °F 73% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
1:52 AM 39.0 °F - 30.0 °F 70% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
2:52 AM 37.9 °F - 28.9 °F 70% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
3:52 AM 36.0 °F 32.1 °F 30.0 °F 79% 30.06 in 10.0 mi NE 4.6 mph - N/A   Overcast
4:52 AM 35.1 °F 31.0 °F 30.0 °F 82% 30.04 in 10.0 mi ENE 4.6 mph - N/A   Overcast
5:52 AM 35.1 °F 31.0 °F 30.0 °F 82% 30.01 in 10.0 mi NE 4.6 mph - N/A   Overcast
6:52 AM 34.0 °F 28.0 °F 30.0 °F 85% 30.01 in 10.0 mi ENE 6.9 mph - N/A   Overcast
7:52 AM 34.0 °F 28.8 °F 30.0 °F 85% 29.99 in 10.0 mi North 5.8 mph - N/A   Overcast
8:20 AM 35.6 °F 29.2 °F 30.2 °F 81% 29.99 in 7.0 mi NE 8.1 mph - N/A   Overcast
8:33 AM 33.8 °F 27.7 °F 30.2 °F 87% 29.98 in 2.5 mi ENE 6.9 mph - N/A   Overcast
8:37 AM 33.8 °F 26.4 °F 30.2 °F 87% 29.98 in 1.5 mi ENE 9.2 mph - N/A   Overcast
8:52 AM 34.0 °F 27.2 °F 30.9 °F 89% 29.97 in 1.0 mi NNE 8.1 mph - N/A   Overcast
9:27 AM 35.6 °F 29.9 °F 32.0 °F 87% 29.97 in 2.0 mi NE 6.9 mph - N/A   Overcast
9:52 AM 35.1 °F 30.1 °F 32.0 °F 89% 29.97 in 2.5 mi ENE 5.8 mph - N/A   Overcast
10:01 AM 35.6 °F 30.7 °F 32.0 °F 87% 29.97 in 3.0 mi NNE 5.8 mph - N/A   Overcast
10:52 AM 37.0 °F 32.4 °F 32.0 °F 82% 29.94 in 4.0 mi NE 5.8 mph - N/A   Haze
11:36 AM 37.4 °F 30.8 °F 32.0 °F 81% 29.89 in 5.0 mi ENE 9.2 mph - N/A   Haze
11:45 AM 37.4 °F 31.4 °F 32.0 °F 81% 29.88 in 5.0 mi ENE 8.1 mph - N/A   Haze
11:52 AM 37.9 °F 32.1 °F 32.0 °F 79% 29.88 in 5.0 mi NNE 8.1 mph - N/A   Haze
12:19 PM 37.4 °F 32.1 °F 32.0 °F 81% 29.86 in 6.0 mi NNE 6.9 mph - N/A   Haze
12:52 PM 39.0 °F 32.8 °F 32.0 °F 76% 29.82 in 6.0 mi NNE 9.2 mph - N/A   Haze
1:52 PM 39.0 °F 31.8 °F 32.0 °F 76% 29.81 in 7.0 mi North 11.5 mph - N/A   Overcast
2:15 PM 39.2 °F 34.2 °F 32.0 °F 75% 29.80 in 7.0 mi NE 6.9 mph - N/A   Overcast
2:52 PM 39.0 °F 33.4 °F 32.0 °F 76% 29.78 in 6.0 mi ENE 8.1 mph - N/A   Haze
3:52 PM 37.9 °F 30.9 °F 32.0 °F 79% 29.73 in 6.0 mi ENE 10.4 mph - 0.00 in Rain Light Rain
3:59 PM 37.4 °F 29.3 °F 32.0 °F 81% 29.73 in 6.0 mi ENE 12.7 mph - 0.00 in Rain Light Rain
4:29 PM 37.4 °F 30.8 °F 32.0 °F 81% 29.73 in 4.0 mi East 9.2 mph - 0.00 in Rain Light Rain
4:52 PM 37.9 °F 32.7 °F 33.1 °F 83% 29.71 in 4.0 mi ENE 6.9 mph - 0.01 in Rain , Snow Light Rain
5:40 PM 37.4 °F 31.4 °F 33.8 °F 87% 29.69 in 4.0 mi NNE 8.1 mph - 0.01 in Rain , Snow Light Rain
5:52 PM 37.0 °F 31.6 °F 33.1 °F 86% 29.70 in 4.0 mi NNE 6.9 mph - 0.01 in Rain , Snow Light Rain
6:11 PM 35.6 °F 28.6 °F 32.0 °F 87% 29.69 in 3.0 mi NNE 9.2 mph - 0.01 in Snow Light Snow
6:19 PM 35.6 °F 29.9 °F 32.0 °F 87% 29.69 in 2.5 mi North 6.9 mph - 0.02 in Snow Light Snow
6:30 PM 35.6 °F 28.6 °F 30.2 °F 81% 29.69 in 1.8 mi NNE 9.2 mph - 0.03 in Snow Light Snow
6:52 PM 34.0 °F 28.0 °F 30.9 °F 89% 29.68 in 1.0 mi NNE 6.9 mph - 0.06 in Snow Light Snow
7:17 PM 33.8 °F 29.6 °F 30.2 °F 87% 29.69 in 1.0 mi North 4.6 mph - 0.04 in Snow Light Snow
7:43 PM 33.8 °F 27.7 °F 30.2 °F 87% 29.68 in 0.5 mi North 6.9 mph - 0.07 in Fog , Snow Snow
7:52 PM 34.0 °F 26.6 °F 30.9 °F 89% 29.67 in 0.5 mi NNE 9.2 mph - 0.09 in Fog , Snow Snow
8:13 PM 33.8 °F 27.7 °F 30.2 °F 87% 29.67 in 0.5 mi NNE 6.9 mph - 0.02 in Fog , Snow Snow
8:22 PM 33.8 °F 27.7 °F 30.2 °F 87% 29.66 in 1.0 mi NNE 6.9 mph - 0.03 in Snow Light Snow
8:39 PM 33.8 °F 26.4 °F 30.2 °F 87% 29.66 in 0.8 mi North 9.2 mph - 0.04 in Snow Light Snow
8:52 PM 34.0 °F 26.6 °F 30.9 °F 89% 29.66 in 0.8 mi NNE 9.2 mph - 0.05 in Snow Light Snow
9:35 PM 33.8 °F 25.3 °F 30.2 °F 87% 29.64 in 1.2 mi NNE 11.5 mph - 0.04 in Snow Light Snow
9:46 PM 33.8 °F 24.8 °F 30.2 °F 87% 29.64 in 1.2 mi NE 12.7 mph - 0.05 in Snow Light Snow
9:52 PM 33.1 °F 25.5 °F 30.0 °F 89% 29.64 in 1.0 mi NNE 9.2 mph - 0.05 in Snow Light Snow
10:23 PM 33.8 °F 25.3 °F 28.4 °F 81% 29.64 in 1.2 mi NNE 11.5 mph - 0.02 in Snow Light Snow
10:52 PM 33.1 °F 25.5 °F 28.9 °F 85% 29.65 in 1.0 mi North 9.2 mph - 0.05 in Snow Light Snow
11:10 PM 33.8 °F 25.3 °F 28.4 °F 81% 29.65 in 2.0 mi North 11.5 mph - 0.00 in Snow Light Snow
11:23 PM 33.8 °F 26.4 °F 28.4 °F 81% 29.64 in 1.5 mi North 9.2 mph - 0.01 in Snow Light Snow
11:44 PM 33.8 °F 25.8 °F 30.2 °F 87% 29.65 in 2.0 mi North 10.4 mph - 0.02 in Snow Light Snow
11:52 PM 33.1 °F 24.9 °F 30.0 °F 89% 29.65 in 4.0 mi NNW 10.4 mph - 0.02 in Snow Light Snow
11:58 PM 33.8 °F 23.9 °F 28.4 °F 81% 29.65 in 7.0 mi North 15.0 mph 21.9 mph 0.00 in   Overcast