Three-Month Temperature Outlook
Issued: August 2016

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

 		SON		OND		NDJ		DJF		JFM		FMA		MAM		AMJ		MJJ		JJA		JAS		ASO		SON		
Median		53.1		40.5		30.6		26.5		29.8		38.2		48.7		59.2		67.6		72.0		70.5		63.4		52.8		
99%		57.7/48.5	46.9/34.1	38.8/22.4	35.3/17.7	37.5/22.1	44.4/32.0	54.9/42.5	64.1/54.3	72.8/62.4	77.7/66.3	75.1/65.9	67.8/59.0	57.4/48.2