Surface observations

Data from the National Weather Service, made available here by the UAlbany Department of Earth and Atmospheric Sciences

The weather observed at WASHINGTON DC, VA (KDCA) at 07:52 AM EDT was:
  The skies were partly cloudy.
  Temperature: 57F ( 14C)  Dewpoint:  43F (  6C)  Relative Humidity:  59%
  Winds from the N  (360 degs) at  7 mph.
  Pressure: 1027.0 millibars.  Altimeter:30.33 inches of mercury.
  The prevailing visibility was 10 miles.
  The maximum temperature in the past 6 hours was  58F.
  The minimum temperature in the past 6 hours was  54F.