Three-Month Temperature Outlook
Issued: July 2015

CHICAGO OHARE INTL AP, IL
COOK County, Coop ID: 111549 Elevation: 658 ft. Latitude: 41° 59' N Longitude: 87° 56' W

Temperature Range for 99% Confidence Interval

 		ASO		SON		OND		NDJ		DJF		JFM		FMA		MAM		AMJ		MJJ		JJA		JAS		ASO		
Median		63.0		52.5		40.2		30.6		27.1		30.7		38.6		48.7		59.0		67.4		71.8		70.4		63.1		
99%		67.4/58.6	57.1/47.9	46.6/33.8	38.8/22.4	35.9/18.3	38.4/23.0	44.8/32.4	54.9/42.5	63.9/54.1	72.6/62.2	77.5/66.1	75.0/65.8	67.5/58.7