Weather History for Washington, DC

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Saturday, April 26, 2008

  Actual Average Record
Temperature  
Mean Temperature 72 °F 60 °F  
Max Temperature 84 °F 70 °F 94 °F (1915)
Min Temperature 59 °F 50 °F 34 °F (1883)
Degree Days  
Heating Degree Days 0 6  
Month to date heating degree days 169 247  
Since 1 July heating degree days 3361 3923  
Cooling Degree Days 7 1  
Month to date cooling degree days 29 17  
Year to date cooling degree days 29 19  
Growing Degree Days 21 (Base 50)    
Moisture  
Dew Point 58 °F    
Average Humidity 67    
Maximum Humidity 87    
Minimum Humidity 47    
Precipitation  
Precipitation 0.26 in 0.10 in 3.21 in (1889)
Month to date precipitation 3.90 2.64  
Year to date precipitation 12.24 11.55  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 4.9 15.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 6 mph (ENE)    
Max Wind Speed 21 mph    
Max Gust Speed 25 mph    
Visibility 8 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Apr. 26, 2008 Rise Set
Actual Time 6:16 AM EDT 7:56 PM EDT
Civil Twilight 5:47 AM EDT 8:24 PM EDT
Nautical Twilight 5:13 AM EDT 8:59 PM EDT
Astronomical Twilight 4:37 AM EDT 9:35 PM EDT
Moon 1:08 AM EDT (4/26) 10:18 AM EDT (4/26)
Length of Visible Light 14h 36m
Length of Day
13h 40m
Waning Gibbous, 69% of the Moon is Illuminated
Apr 26
Waning Gibbous
Apr 28
Last Quarter
May 5
New
May 11
First Quarter
May 19
Full

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 66.0 °F - 59.0 °F 78% 30.01 in 10.0 mi ENE 6.9 mph - N/A   Mostly Cloudy
1:52 AM 66.0 °F - 59.0 °F 78% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
2:52 AM 68.0 °F - 55.0 °F 63% 29.98 in 10.0 mi Calm Calm - N/A   Overcast
3:52 AM 66.9 °F - 55.0 °F 66% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
4:52 AM 64.9 °F - 59.0 °F 81% 29.98 in 9.0 mi Calm Calm - N/A   Overcast
5:52 AM 64.4 °F - 60.8 °F 88% 29.98 in 10.0 mi Calm Calm - N/A   Overcast
6:52 AM 64.9 °F - 57.0 °F 75% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:52 AM 66.0 °F - 57.9 °F 75% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:52 AM 66.9 °F - 57.9 °F 73% 30.00 in 10.0 mi SSE 4.6 mph - N/A   Partly Cloudy
9:52 AM 70.0 °F - 59.0 °F 68% 30.00 in 10.0 mi South 4.6 mph - N/A   Partly Cloudy
10:52 AM 73.9 °F - 59.0 °F 59% 30.01 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:52 AM 78.1 °F - 60.1 °F 54% 29.99 in 10.0 mi Calm Calm - N/A   Scattered Clouds
12:52 PM 81.0 °F 81.6 °F 60.1 °F 49% 29.98 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:52 PM 82.9 °F 83.2 °F 60.1 °F 46% 29.97 in 10.0 mi NNE 4.6 mph - N/A   Scattered Clouds
2:52 PM 82.0 °F 83.0 °F 62.1 °F 51% 29.96 in 10.0 mi East 13.8 mph 17.3 mph N/A   Mostly Cloudy
3:52 PM 81.0 °F 81.3 °F 59.0 °F 47% 29.95 in 10.0 mi ESE 12.7 mph - N/A   Scattered Clouds
4:52 PM 78.1 °F - 59.0 °F 52% 29.96 in 10.0 mi ESE 6.9 mph - N/A   Mostly Cloudy
5:52 PM 77.0 °F - 59.0 °F 54% 29.95 in 10.0 mi ESE 11.5 mph - N/A   Overcast
6:52 PM 75.0 °F - 61.0 °F 62% 29.94 in 10.0 mi East 16.1 mph - N/A   Overcast
7:52 PM 71.1 °F - 59.0 °F 66% 30.00 in 10.0 mi ENE 12.7 mph - 0.00 in   Overcast
8:52 PM 68.0 °F - 57.9 °F 70% 30.05 in 10.0 mi ENE 13.8 mph - N/A   Overcast
9:16 PM 66.2 °F - 57.2 °F 73% 30.06 in 10.0 mi NE 16.1 mph - N/A   Overcast
9:42 PM 64.4 °F - 57.2 °F 77% 30.09 in 10.0 mi ENE 13.8 mph - N/A Thunderstorm Thunderstorm
9:52 PM 64.9 °F - 57.0 °F 75% 30.10 in 10.0 mi NE 9.2 mph - N/A Thunderstorm Thunderstorm
9:58 PM 64.4 °F - 57.2 °F 77% 30.10 in 10.0 mi NNE 9.2 mph - N/A Thunderstorm Thunderstorm
10:08 PM 64.4 °F - 57.2 °F 77% 30.10 in 5.0 mi NNE 15.0 mph - 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
10:22 PM 62.6 °F - 57.2 °F 82% 30.11 in 4.0 mi NNE 16.1 mph - 0.03 in Rain , Thunderstorm Light Thunderstorms and Rain
10:40 PM 62.6 °F - 57.2 °F 82% 30.11 in 4.0 mi NE 13.8 mph - 0.09 in Rain , Thunderstorm Thunderstorms and Rain
10:52 PM 62.1 °F - 57.9 °F 86% 30.11 in 4.0 mi NNE 12.7 mph - 0.12 in Rain , Thunderstorm Thunderstorms and Rain
11:05 PM 60.8 °F - 57.2 °F 88% 30.11 in 4.0 mi NE 13.8 mph - 0.03 in Rain , Thunderstorm Thunderstorms and Rain
11:14 PM 60.8 °F - 57.2 °F 88% 30.10 in 2.5 mi ENE 18.4 mph - 0.06 in Rain , Thunderstorm Thunderstorms and Rain
11:22 PM 60.8 °F - 57.2 °F 88% 30.10 in 4.0 mi NE 16.1 mph - 0.07 in Rain , Thunderstorm Light Thunderstorms and Rain
11:31 PM 60.8 °F - 57.2 °F 88% 30.09 in 4.0 mi NE 19.6 mph - 0.09 in Rain Light Rain
11:52 PM 60.1 °F - 57.0 °F 90% 30.09 in 5.0 mi ENE 13.8 mph 25.3 mph 0.12 in Rain Light Rain