CLIMATE CHARTS
Ft Madison, Iowa
Latitude: 40.6211 Longitude: -91.3261
Elevation: 529.9 feet (161.5 meters)
Monthly Data Table for Ft Madison, Iowa
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
33.8 |
38.1 |
50.4 |
63.0 |
72.8 |
82.0 |
85.9 |
84.4 |
77.0 |
64.6 |
50.4 |
36.6 |
Minimum Temperature |
°F |
18.1 |
22.1 |
32.4 |
43.8 |
54.4 |
64.0 |
68.4 |
66.6 |
57.8 |
45.8 |
34.3 |
21.9 |
Heating Degree Days |
°F |
1210 |
977 |
732 |
361 |
118 |
12 |
0 |
3 |
67 |
320 |
680 |
1108 |
Cooling Degree Days |
°F |
0 |
0 |
0 |
13 |
75 |
252 |
377 |
328 |
139 |
16 |
0 |
0 |
Precipitation |
in. |
1.41 |
1.79 |
2.94 |
3.84 |
4.97 |
4.64 |
4.39 |
3.90 |
3.61 |
2.98 |
2.89 |
2.26 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
1.0 |
3.4 |
10.2 |
17.2 |
22.7 |
27.8 |
29.9 |
29.1 |
25.0 |
18.1 |
10.2 |
2.6 |
Minimum Temperature |
°C |
-7.7 |
-5.5 |
0.2 |
6.6 |
12.4 |
17.8 |
20.2 |
19.2 |
14.3 |
7.7 |
1.3 |
-5.6 |
Heating Degree Days |
°C |
672 |
543 |
407 |
201 |
66 |
7 |
0 |
2 |
37 |
178 |
378 |
616 |
Cooling Degree Days |
°C |
0 |
0 |
0 |
7 |
42 |
140 |
209 |
182 |
77 |
9 |
0 |
0 |
Precipitation |
cm. |
3.58 |
4.55 |
7.47 |
9.75 |
12.62 |
11.79 |
11.15 |
9.91 |
9.17 |
7.57 |
7.34 |
5.74 |