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Weather Averages for
Waterloo, IA
Latitude: 42°32'N,
Longitude: 92°24'W,
Elevation: 264.6 m,
Distance: 5.19 km
Average temperature over 30 years |
°C |
8 |
-9 |
-6 |
1 |
9 |
15 |
20 |
22 |
21 |
16 |
10 |
2 |
-6 |
Average high temperature over 30 years |
°C |
13 |
-4 |
-1 |
6 |
15 |
22 |
26 |
28 |
27 |
23 |
16 |
7 |
-1 |
Average low temperature over 30 years |
°C |
2 |
-14 |
-11 |
-3 |
2 |
9 |
14 |
16 |
15 |
10 |
3 |
-3 |
-11 |
Highest recorded temperature over 47 years |
°C |
40 |
14 |
18 |
30 |
37 |
34 |
39 |
40 |
40 |
36 |
35 |
26 |
18 |
Lowest recorded temperature over 47 years |
°C |
-36 |
-36 |
-35 |
-36 |
-20 |
-3 |
3 |
5 |
0 |
-5 |
-11 |
-27 |
-32 |
Average number of days above 27°C over 30 years |
days |
17 |
- |
- |
- |
0.1 |
0.7 |
3.9 |
6.1 |
4.3 |
1.4 |
0.1 |
- |
- |
Average precipitation over 30 years |
cm |
85.6 |
2.0 |
2.8 |
5.8 |
8.4 |
10.4 |
11.4 |
12.2 |
9.1 |
8.9 |
6.6 |
4.6 |
3.3 |
Average number of days below -1.5°C over 30 years |
days |
155 |
30 |
26 |
25 |
11 |
1.3 |
- |
- |
- |
0.9 |
9.1 |
22 |
29 |
Average number of days below -17.5°C over 30 years |
days |
25 |
11 |
6.8 |
1.1 |
- |
- |
- |
- |
- |
- |
- |
0.7 |
5.8 |
Average snowfall over 30 years |
cm |
80.3 |
16.0 |
17.5 |
14.5 |
4.3 |
- |
- |
- |
- |
- |
0.3 |
8.1 |
20.1 |
Most rain reported in a day over 47 years |
cm |
13.5 |
3.8 |
3.3 |
4.3 |
6.9 |
8.6 |
11.2 |
13.5 |
12.4 |
7.9 |
6.9 |
6.1 |
4.3 |
Most rain reported in a month over 47 years |
cm |
134.9 |
5.6 |
8.9 |
13.7 |
21.6 |
19.6 |
25.7 |
32.0 |
24.6 |
29.0 |
14.0 |
14.2 |
9.7 |
Least rain reported in a month over 47 years |
cm |
43.9 |
0.3 |
- |
0.5 |
2.5 |
2.0 |
2.3 |
1.0 |
1.0 |
1.0 |
- |
- |
0.5 |
Heating degree days over 30 years |
days |
7534 |
1564 |
1269 |
980 |
534 |
219 |
32 |
8 |
25 |
164 |
476 |
885 |
1378 |
Cooling degree days over 30 years |
days |
724 |
- |
- |
- |
7 |
46 |
154 |
258 |
188 |
63 |
8 |
- |
- |
Most snow reported in a month over 47 years |
cm |
142.2 |
61.5 |
61.7 |
51.1 |
26.2 |
2.5 |
- |
- |
- |
- |
3.0 |
40.4 |
51.1 |
Check weather averages for nearby locations (some locations might offer more data):
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