The weather observed at WASHINGTON DC, VA (KDCA) at 04:52 PM EST was: The skies were cloudy. The weather reported was light rain. Temperature: 37F ( 3C) Dewpoint: 34F ( 1C) Relative Humidity: 87% Winds from the N (010 degs) at 9 mph. Pressure: 1021.9 millibars. Altimeter:30.18 inches of mercury. The prevailing visibility was 3 miles. There has been 0.06 inches of precipitation in the past hour.