Rockford, Illinois 60-Month Period Ending in March Average Temperature
Degrees Fahrenheit
1956-1982
-99
195603
48.9
0.8
195703
49.3
1.2
195803
48.9
0.8
195903
48.3
0.2
196003
48.1
0.0
196103
48.0
-0.1
196203
47.6
-0.5
196303
47.5
-0.6
196403
48.1
0.0
196503
48.0
-0.1
196603
48.0
-0.1
196703
48.3
0.2
196803
48.3
0.2
196903
47.9
-0.2
197003
47.8
-0.3
197103
47.6
-0.5
197203
47.9
-0.2
197303
48.2
0.1
197403
48.4
0.3
197503
48.6
0.5
197603
48.9
0.8
197703
48.1
0.0
197803
47.8
-0.3
197903
47.3
-0.8
198003
47.2
-0.9
198103
47.1
-1.0
198203
47.4
-0.7