Waterloo, Iowa July-March Average Temperature
Degrees Fahrenheit
1951-1976
-99
195103
41.3
-2.8
195203
43.1
-1.0
195303
45.4
1.3
195403
47.3
3.2
195503
45.4
1.3
195603
43.9
-0.2
195703
45.4
1.3
195803
44.7
0.6
195903
43.4
-0.7
196003
43.5
-0.6
196103
45.6
1.5
196203
42.7
-1.4
196303
42.9
-1.2
196403
45.8
1.7
196503
41.9
-2.2
196603
44.7
0.6
196703
44.7
0.6
196803
43.6
-0.5
196903
42.7
-1.4
197003
41.5
-2.6
197103
42.8
-1.3
197203
43.8
-0.3
197303
44.2
0.1
197403
45.3
1.2
197503
43.5
-0.6
197603
46.4
2.3