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Weather Averages for
Allerton, IA
Latitude: 40°43'N,
Longitude: 93°37'W,
Elevation: 304.8 m,
Distance: 7.98 km
Average temperature
over 30 years |
°C |
9 |
-6 |
-3 |
3 |
9 |
16 |
21 |
24 |
22 |
17 |
11 |
3 |
-4 |
Average high temperature
over 30 years |
°C |
15 |
0 |
2 |
9 |
16 |
22 |
27 |
30 |
29 |
24 |
18 |
9 |
1 |
Average low temperature
over 30 years |
°C |
3 |
-12 |
-10 |
-3 |
3 |
9 |
14 |
17 |
16 |
11 |
4 |
-2 |
-9 |
Highest recorded temperature
over 95 years |
°C |
42 |
17 |
23 |
30 |
33 |
34 |
41 |
42 |
41 |
38 |
35 |
25 |
20 |
Lowest recorded temperature
over 95 years |
°C |
-37 |
-34 |
-37 |
-27 |
-13 |
-5 |
1 |
6 |
1 |
-5 |
-10 |
-24 |
-36 |
Average number of days above 27°C
over 30 years |
days |
12 |
- |
- |
- |
0.1 |
0.2 |
2.1 |
5.3 |
3.8 |
1 |
- |
- |
- |
Average precipitation
over 30 years |
cm |
90.9 |
2.5 |
2.5 |
5.8 |
8.9 |
11.4 |
11.2 |
10.2 |
11.4 |
10.7 |
7.6 |
5.3 |
3.6 |
Average number of days below -1.5°C
over 30 years |
days |
68 |
14 |
12 |
10 |
4 |
0.5 |
- |
- |
- |
0.4 |
3.1 |
9.4 |
14 |
Average number of days below -17.5°C
over 30 years |
days |
7.1 |
3.3 |
2 |
0.2 |
- |
- |
- |
- |
- |
- |
- |
0.1 |
1.5 |
Average snowfall
over 30 years |
cm |
60.5 |
14.7 |
14.2 |
9.9 |
3.0 |
- |
- |
- |
- |
- |
- |
5.3 |
15.0 |
Most rain reported in a day
over 95 years |
cm |
18.5 |
4.1 |
3.6 |
4.8 |
7.4 |
9.4 |
10.2 |
11.7 |
18.5 |
16.8 |
9.1 |
5.1 |
5.6 |
Most rain reported in a month
over 95 years |
cm |
133.9 |
10.2 |
11.7 |
17.5 |
25.1 |
28.7 |
20.6 |
52.6 |
29.0 |
40.1 |
17.3 |
15.7 |
9.9 |
Least rain reported in a month
over 95 years |
cm |
40.4 |
- |
0.3 |
- |
1.8 |
0.8 |
2.0 |
0.8 |
1.3 |
2.0 |
- |
- |
0.3 |
Heating degree days
over 30 years |
days |
6184 |
1334 |
1066 |
804 |
403 |
149 |
18 |
2 |
9 |
94 |
356 |
747 |
1202 |
Cooling degree days
over 30 years |
days |
1004 |
- |
- |
1 |
14 |
61 |
197 |
340 |
269 |
106 |
16 |
- |
- |
Most snow reported in a month
over 95 years |
cm |
138.7 |
55.4 |
36.8 |
45.7 |
30.5 |
- |
- |
- |
- |
- |
1.0 |
26.9 |
44.5 |
Check weather averages for nearby locations (some locations might offer more data):
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