National Weather Service United States Department of Commerce

Snow Across the Great Lakes, Central Appalachians, and Northeast; Unsettled Weather in the West

Light to moderate snow will continue into Saturday over the Great Lakes, Central Appalachians, and Northeast. This weekend into next week, a series of atmospheric rivers will bring gusty winds, periods of heavy rain, and mountain snow to northern California and the Pacific Northwest. Colder temperatures are in store for the weekend from the Great Lakes to East Coast. Read More >

Daily, Monthly, Seasonal, and Annual Climate Records and Rankings for Chicago, IL

This page displays daily, monthly, seasonal, and annual temperature, precipitation, and snowfall records and rankings for Chicago, IL. The period of record for Chicago dates back to 1871.

For reference, the record high temperatures displayed in the second column of the daily records table at the bottom of each monthly tab represent the warmest high temperatures ever recorded on each date, while the values indicated in the third column represent the coldest high temperatures ever recorded on each date. Columns 4 and 5 then list the records for minimum daily temperatures. Column 4 displays the warmest daily minimum temperatures ever recorded for each date, while column 5 lists the coldest low temperatures on record for each date. Finally, columns 6 and 7 display the highest daily precipitation and snowfall totals ever recorded for each date. The year in which each record was set is also listed.