Waterloo, Iowa March Average Temperature
Degrees Fahrenheit
1950-1976
-99
195003
29.6
-3.4
195103
26.2
-6.8
195203
32.5
-0.5
195303
36.5
3.5
195403
32.1
-0.9
195503
33.2
0.2
195603
31.9
-1.1
195703
35.4
2.4
195803
34.5
1.5
195903
34.1
1.1
196003
20.4
-12.6
196103
36.5
3.5
196203
27.7
-5.3
196303
38.8
5.8
196403
30.1
-2.9
196503
23.6
-9.4
196603
40.4
7.4
196703
38.3
5.3
196803
41.7
8.7
196903
28.3
-4.7
197003
31.4
-1.6
197103
31.5
-1.5
197203
34.0
1.0
197303
43.5
10.5
197403
34.5
1.5
197503
26.5
-6.5
197603
37.6
4.6