The weather observed at PHILADELPHIA, PA (KPHL) at 12:54 PM EDT was: The skies were cloudy. The weather reported was light rain. Temperature: 64F ( 18C) Dewpoint: 61F ( 16C) Relative Humidity: 88% Winds from the ESE(110 degs) at 10 mph. Pressure: 1005.0 millibars. Altimeter:29.68 inches of mercury. The prevailing visibility was 9 miles. There has been 0.03 inches of precipitation in the past hour.