Chicago Weather In January

In the last 52 years the highest measured temperature in Chicago Illinois for January was 65 degrees Fahrenheit, most recently measured on January 31, 1989, while the standard high temperature is 30. The lowest documented temperature for Chicago for the past 52 years in January was -27 most recently encountered on January 20, 1985, and the regular low is 14.

National Weather Service historical Chicago January Weather data indicates that on January 14, 1994, the recorded high did not exceed -11 degrees Fahrenheit, the lowest high measured in Chicago in the past 52 years. The Weather Service additionally indicates that on January 18, 1973, the low for the day did not drop below 47 degrees, the highest low recorded in Chicago in the last 52 years.

According to the National Weather Service, the high temperature in Chicago in January on the first day of the month averages 31 degrees and the high on the last day of the month averages 31 degrees. The average daily low temperature in Chicago on January First is 17 degrees Fahrenheit and the average low on the last day of January is 15 degrees.

Chicago typically receives an average of 1.75 inches of precipitation during the month. The most rain recorded in a single day, as shown by January Chicago Weather data, was 2 inches on January 12, 1960. Chicago receives an average of 11.5 inches of snow in January.On January 2, 1999 Chicago received 18.6 inches of precipitation, the highest snowfall recorded in a single day in January.