Rockford, Illinois 36-Month Period Ending in March Average Temperature
Degrees Fahrenheit
1954-1979
-99
195403
48.8
0.6
195503
49.4
1.2
195603
49.4
1.2
195703
49.0
0.8
195803
48.7
0.5
195903
47.8
-0.4
196003
47.5
-0.7
196103
47.9
-0.3
196203
47.8
-0.4
196303
47.5
-0.7
196403
47.9
-0.3
196503
48.2
0.0
196603
48.8
0.6
196703
48.1
-0.1
196803
48.0
-0.2
196903
47.7
-0.5
197003
47.4
-0.8
197103
47.7
-0.5
197203
48.0
-0.2
197303
48.7
0.5
197403
49.0
0.8
197503
48.6
0.4
197603
48.9
0.7
197703
47.6
-0.6
197803
47.4
-0.8
197903
46.4
-1.8