Decorah, Iowa
ID: USC00132110 Latitude: 43.3042 Longitude: -91.7953
Elevation: 859.9 feet ( 262.1 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 37.61 in., 14.81 cm.
Monthly Data Table for Decorah, Iowa
Monthly Data from NOAA Monthly Normals 2006-2020
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
28.1 |
30.7 |
46.3 |
60.5 |
72.8 |
81.4 |
84.8 |
82.8 |
76.7 |
62.5 |
47.5 |
32.9 |
Minimum Temperature |
°F |
10.8 |
11.5 |
26.3 |
37.3 |
48.8 |
59.1 |
63.1 |
60.9 |
53.2 |
40.4 |
28.7 |
17.6 |
Heating Degree Days |
°F |
1411.9 |
1228.8 |
891.6 |
486.4 |
186.9 |
20.1 |
3.3 |
8.7 |
99.8 |
430.2 |
807.2 |
1232.0 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
1.8 |
3.4 |
56.5 |
177.5 |
280.7 |
221.0 |
98.1 |
10.2 |
0.2 |
0.0 |
Precipitation |
I |
1.0 |
1.2 |
2.1 |
4.5 |
5.3 |
6.9 |
3.8 |
4.8 |
4.1 |
3.2 |
1.6 |
1.9 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
-2.2 |
-0.7 |
7.9 |
15.8 |
22.7 |
27.4 |
29.3 |
28.2 |
24.8 |
16.9 |
8.6 |
0.5 |
Minimum Temperature |
°C |
-11.8 |
-11.4 |
-3.2 |
2.9 |
9.3 |
15.1 |
17.3 |
16.1 |
11.8 |
4.7 |
-1.8 |
-8.0 |
Heating Degree Days |
°C |
766.6 |
664.9 |
477.6 |
252.4 |
86.1 |
-6.6 |
-15.9 |
-12.9 |
37.7 |
221.2 |
430.7 |
666.7 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-16.8 |
-15.9 |
13.6 |
80.8 |
138.2 |
105.0 |
36.7 |
-12.1 |
-17.7 |
-17.8 |
Precipitation |
M |
2.4 |
3.1 |
5.3 |
11.4 |
13.4 |
17.5 |
9.7 |
12.1 |
10.3 |
8.1 |
4.2 |
4.8 |