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Weather Averages for
Alta, IA
Latitude: 42°37'N,
Longitude: 95°10'W,
Elevation: 434.0 m,
Distance: 6.04 km
Average temperature over 109 years |
°C |
6 |
-8 |
-6 |
0 |
7 |
13 |
20 |
21 |
20 |
15 |
10 |
0 |
-5 |
Average high temperature over 107 years |
°C |
12 |
-3 |
-1 |
5 |
13 |
20 |
25 |
27 |
26 |
22 |
15 |
5 |
0 |
Average low temperature over 107 years |
°C |
1 |
-14 |
-11 |
-5 |
0 |
7 |
13 |
15 |
15 |
10 |
3 |
-3 |
-10 |
Highest recorded temperature over 104 years |
°C |
42 |
18 |
18 |
29 |
33 |
41 |
40 |
42 |
42 |
38 |
32 |
25 |
16 |
Lowest recorded temperature over 104 years |
°C |
-36 |
-35 |
-36 |
-31 |
-16 |
-6 |
1 |
5 |
2 |
-5 |
-16 |
-23 |
-33 |
Average number of days above 27°C over 30 years |
days |
16 |
- |
- |
- |
- |
0.5 |
3 |
6.3 |
4.2 |
1.5 |
- |
- |
- |
Average precipitation over 122 years |
cm |
75.9 |
1.5 |
2.0 |
4.1 |
7.1 |
10.4 |
12.2 |
9.9 |
9.4 |
8.4 |
5.1 |
3.3 |
2.0 |
Average number of days below -1.5°C over 30 years |
days |
150 |
29 |
26 |
25 |
12 |
1.5 |
- |
- |
- |
0.7 |
7.1 |
21 |
29 |
Average number of days below -17.5°C over 30 years |
days |
25 |
10 |
7.2 |
1.4 |
- |
- |
- |
- |
- |
- |
- |
0.6 |
5.9 |
Average snowfall over 30 years |
cm |
91.2 |
16.3 |
18.5 |
19.8 |
5.6 |
- |
- |
- |
- |
- |
0.8 |
9.1 |
20.8 |
Most rain reported in a day over 104 years |
cm |
17.0 |
7.1 |
5.6 |
4.8 |
5.3 |
11.2 |
8.9 |
9.4 |
17.0 |
16.0 |
8.9 |
6.9 |
3.8 |
Most rain reported in a month over 104 years |
cm |
116.8 |
12.4 |
7.6 |
14.0 |
23.6 |
25.7 |
30.5 |
29.2 |
26.2 |
31.8 |
13.7 |
10.7 |
6.3 |
Least rain reported in a month over 104 years |
cm |
35.3 |
- |
- |
0.3 |
0.5 |
1.3 |
0.8 |
1.3 |
0.8 |
0.5 |
- |
- |
- |
Heating degree days over 30 years |
days |
7786 |
1568 |
1285 |
1037 |
572 |
245 |
47 |
8 |
29 |
174 |
485 |
917 |
1419 |
Cooling degree days over 30 years |
days |
625 |
- |
- |
- |
5 |
33 |
129 |
235 |
169 |
50 |
4 |
- |
- |
Most snow reported in a month over 104 years |
cm |
223.5 |
71.1 |
63.0 |
62.2 |
45.7 |
10.2 |
- |
0.8 |
- |
1.3 |
24.1 |
48.5 |
57.9 |
Check weather averages for nearby locations (some locations might offer more data):
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