Rockford - Recent Annual Temperatures, Rain & Snow





The numbers here describe what the weather in Rockford, Illinois was like for every year since 2010. A series of tables gives data by year for temperature, precipitation and snowfall.

They begin with average maximum and minimum temperatures in degrees Fahrenheit and Celsius. That's followed by how many really hot and cold days occurred each year. Then there's information on how much rain and snow actually landed during recent years, as well as how often Rockford had wet or snowy weather.

The climate data come from weather measurements made at Rockford International Airport.

Temperature Weather iconTemperature

Rockford temperature averages by year
High °F Low °F Year High °C Low °C
58 39 2018 15 4
61 41 2017 16 5
61 43 2016 16 6
60 40 2015 15 4
56 36 2014 13 2
58 38 2013 14 3
64 42 2012 18 6
59 41 2011 15 5
60 40 2010 16 5
Number of days each year when the temperature in Rockford dropped to 0 or 32 or below, or rose to at least 70 or 90 degrees Fahrenheit
0 °F
-18 °C
32 °F
0 °C
Year 70 °F
21 °C
90 °F
32 °C
13 161 2018 148 15
7 117 2017 161 16
10 115 2016 164 11
21 121 2015 157 13
28 142 2014 137 2
10 154 2013 148 15
2 121 2012 162 49
7 127 2011 138 27
11 128 2010 159 13

Rainy Weather iconPrecipitation

This table gives the total precipitation that fell on Rockford during each year from 2010. The number of days with precipitation counts the days when rainfall or snowfall (when melted) amounted to 0.01 inches (0.3 millimeters) or more.

Total precipitation in Rockford
Days Year Inches Milli­metres
132 2018 49.6 1261
125 2017 44.7 1136
123 2016 35.2 894
109 2015 40.1 1018
123 2014 33.5 852
128 2013 40.6 1031
105 2012 23.4 594
128 2011 39.1 993
121 2010 37.1 943

Snowy Weather iconSnow

Amount of snowfall in Rockford and number of days when new snow totalled at least 1 inch (2.5 centimetres)
Days Year Inches Centi­metres
16 2018 46.6 118
4 2017 10.9 28
8 2016 26.3 67
12 2015 46.0 117
13 2014 42.0 107
20 2013 57.2 145
7 2012 24.8 63
8 2011 34.3 87
13 2010 44.1 112
Reference

Jay Lawrimore. 2016. Global Summary of the Year, Version 1.0. NOAA National Centers for Environmental Information. 

Rockford - Extremes
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