The weather observed at PHOENIX/SKY HRBR, AZ (KPHX) at 07:51 AM PST was: The skies were mostly cloudy. Temperature: 75F ( 24C) Dewpoint: 34F ( 1C) Relative Humidity: 22% Winds from the ESE(110 degs) at 5 mph. Pressure: 1012.3 millibars. Altimeter:29.94 inches of mercury. The prevailing visibility was 10 miles.