Three-Month Temperature Outlook
Issued: March 2017

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

 		AMJ		MJJ		JJA		JAS		ASO		SON		OND		NDJ		DJF		JFM		FMA		MAM		AMJ		
Median		59.5		67.6		72.0		70.6		63.4		52.8		40.7		31.2		27.0		29.9		38.4		48.7		59.0		
99%		64.4/54.6	72.8/62.4	77.7/66.3	75.2/66.0	67.8/59.0	57.4/48.2	47.1/34.3	39.4/23.0	35.8/18.2	37.6/22.2	44.6/32.2	54.9/42.5	63.9/54.1