Rockford Weather In January
In the last 60 years the highest measured temperature in Rockford Illinois for January was 63 degrees Fahrenheit, measured on January 31, 1989, and the average high is 27. The lowest documented temperature for Rockford for the past 60 years in January was -27 most recently registered on January 17, 1982, while the average low temperature is 11.
National Weather Service historical Rockford January Weather data indicates that on January 18, 1994, the recorded high did not exceed -14 degrees Fahrenheit, the lowest high measured in Rockford in the past 60 years. The Weather Service additionally shows that on January 30, 1988, the low for the day did not drop below 42 degrees, the highest low temperature in Rockford in the last 60 years.
National Weather Service records indicate that the high temperature in Rockford on January First averages 29 degrees and the high on the last day of the month averages 28 degrees. The low temperature in Rockford in January on the first day of the month averages 15 degrees and the low temperature on the last day of the month averages 11 degrees.
Rockford normally receives an average of 1.41 inches of rain during January. According to January Rockford Weather records, the most rain measured in a single day in January was 2.46 inches on January 14, 1960. Rockford receives an average of 9.2 inches of snow in January. The highest snowfall on a single day in January was 9.5 inches on January 13, 1979.