Arlington, DC

8:39 AM EDT on August 27, 2016 (GMT -0400)
Ronald Reagan Washington National

Weather History for KDCA - May, 2014

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Tuesday, May 27, 2014

  Actual Average Record
Temperature  
Mean Temperature 81 °F 69 °F  
Max Temperature 92 °F 78 °F 95 °F (1965)
Min Temperature 69 °F 60 °F 42 °F (1915)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 27 75  
Since 1 July heating degree days 4116 4021  
Cooling Degree Days 16 5  
Month to date cooling degree days 129 83  
Year to date cooling degree days 150 109  
Growing Degree Days 30 (Base 50)    
Moisture  
Dew Point 65 °F    
Average Humidity 64    
Maximum Humidity 90    
Minimum Humidity 38    
Precipitation  
Precipitation 0.91 in 0.13 in 1.50 in (1885)
Month to date precipitation 4.64 3.47  
Year to date precipitation 21.97 15.44  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 32.0 15.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 7 mph (SW)    
Max Wind Speed 32 mph    
Max Gust Speed 43 mph    
Visibility 8 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

May. 27, 2014 Rise Set
Actual Time 5:47 AM EDT 8:23 PM EDT
Civil Twilight 5:16 AM EDT 8:54 PM EDT
Nautical Twilight 4:37 AM EDT 9:33 PM EDT
Astronomical Twilight 3:54 AM EDT 10:17 PM EDT
Moon 5:07 AM EDT 7:24 PM EDT
Length of Visible Light 15h 38m
Length of Day
14h 36m
Waning Crescent, 1% of the Moon is Illuminated
May 27
Waning Crescent
May 28
New
Jun 5
First Quarter
Jun 13
Full
Jun 19
Last Quarter

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 73.0 °F - 64.0 °F 73% 29.99 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
1:52 AM 72.0 °F - 64.9 °F 78% 29.98 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
2:52 AM 70.0 °F - 64.0 °F 81% 29.98 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
3:52 AM 70.0 °F - 64.9 °F 84% 29.97 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
4:52 AM 70.0 °F - 64.9 °F 84% 29.97 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
5:52 AM 69.1 °F - 64.9 °F 87% 29.98 in 8.0 mi South 5.8 mph - N/A   Mostly Cloudy
6:52 AM 70.0 °F - 64.9 °F 84% 29.98 in 9.0 mi South 5.8 mph - N/A   Mostly Cloudy
7:52 AM 72.0 °F - 66.0 °F 81% 29.99 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
8:52 AM 75.0 °F - 66.0 °F 73% 29.98 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
9:52 AM 79.0 °F - 64.9 °F 62% 29.97 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
10:52 AM 82.0 °F 84.1 °F 66.0 °F 58% 29.97 in 10.0 mi South 9.2 mph - N/A   Mostly Cloudy
11:52 AM 86.0 °F 86.8 °F 63.0 °F 46% 29.96 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
12:52 PM 89.1 °F 91.0 °F 64.9 °F 45% 29.95 in 10.0 mi NW 6.9 mph 16.1 mph N/A   Mostly Cloudy
1:52 PM 90.0 °F 91.7 °F 64.9 °F 43% 29.93 in 10.0 mi SW 9.2 mph 18.4 mph N/A   Mostly Cloudy
2:52 PM 90.0 °F 91.3 °F 64.0 °F 42% 29.88 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
3:52 PM 91.9 °F 93.3 °F 64.0 °F 39% 29.86 in 10.0 mi WNW 8.1 mph 18.4 mph N/A   Mostly Cloudy
4:52 PM 90.0 °F 89.7 °F 60.1 °F 37% 29.86 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
5:52 PM 88.0 °F 87.9 °F 61.0 °F 40% 29.85 in 10.0 mi SW 12.7 mph - N/A   Overcast
6:22 PM 84.2 °F 86.6 °F 66.2 °F 55% 29.85 in 10.0 mi South 5.8 mph - 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
6:52 PM 77.0 °F - 68.0 °F 74% 29.88 in 9.0 mi North 12.7 mph - 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
7:07 PM 73.4 °F - 66.2 °F 78% 29.93 in 0.5 mi NNW 31.1 mph 41.4 mph 0.00 in Rain , Thunderstorm Thunderstorms and Rain
7:12 PM 69.8 °F - 66.2 °F 88% 29.94 in 1.0 mi NNW 32.2 mph 42.6 mph 0.11 in Rain , Thunderstorm Heavy Thunderstorms and Rain
7:15 PM 69.8 °F - 64.4 °F 83% 29.95 in 0.8 mi NW 26.5 mph 42.6 mph 0.27 in Rain , Thunderstorm Heavy Thunderstorms and Rain
7:18 PM 69.8 °F - 64.4 °F 83% 29.93 in 0.8 mi NNW 17.3 mph 41.4 mph 0.38 in Rain , Thunderstorm Heavy Thunderstorms and Rain
7:23 PM 69.8 °F - 64.4 °F 83% 29.92 in 1.0 mi North 15.0 mph 34.5 mph 0.68 in Rain , Thunderstorm Heavy Thunderstorms and Rain
7:30 PM 69.8 °F - 64.4 °F 83% 29.92 in 4.0 mi NNE 11.5 mph - 0.86 in Rain , Thunderstorm Light Thunderstorms and Rain
7:37 PM 69.8 °F - 66.2 °F 88% 29.94 in 10.0 mi North 4.6 mph - 0.86 in Rain , Thunderstorm Light Thunderstorms and Rain
7:52 PM 71.1 °F - 64.9 °F 81% 29.94 in 8.0 mi South 3.5 mph - 0.87 in Rain , Thunderstorm Light Thunderstorms and Rain
8:13 PM 69.8 °F - 66.2 °F 88% 29.93 in 8.0 mi South 9.2 mph - 0.02 in Rain , Thunderstorm Light Thunderstorms and Rain
8:21 PM 69.8 °F - 66.2 °F 88% 29.93 in 8.0 mi South 8.1 mph - 0.04 in Rain , Thunderstorm Light Thunderstorms and Rain
8:24 PM 69.8 °F - 66.2 °F 88% 29.93 in 9.0 mi South 8.1 mph - 0.04 in Rain , Thunderstorm Light Thunderstorms and Rain
8:41 PM 69.8 °F - 66.2 °F 88% 29.93 in 10.0 mi SSE 3.5 mph - 0.04 in   Mostly Cloudy
8:52 PM 70.0 °F - 66.0 °F 87% 29.93 in 10.0 mi South 5.8 mph - 0.04 in   Mostly Cloudy
9:52 PM 70.0 °F - 66.0 °F 87% 29.93 in 10.0 mi SSW 8.1 mph - N/A   Scattered Clouds
10:52 PM 70.0 °F - 66.0 °F 87% 29.91 in 10.0 mi SW 5.8 mph - N/A   Overcast
11:52 PM 70.0 °F - 66.0 °F 87% 29.90 in 10.0 mi SSW 4.6 mph - N/A   Overcast