The weather observed at PITTSBURGH, PA (KPIT) at 01:51 AM EDT was: The skies were cloudy. The weather reported was light rain. Temperature: 53F ( 12C) Dewpoint: 45F ( 7C) Relative Humidity: 74% Winds from the SW (210 degs) at 9 mph. Pressure: 1012.0 millibars. Altimeter:29.87 inches of mercury. The prevailing visibility was 10 miles. The maximum temperature in the past 6 hours was 66F. The minimum temperature in the past 6 hours was 53F. There has been 0.01 inches of precipitation in the past hour. There has been 0.01 inches of precipitation in the past 6 hours.