CLIMATE CHARTS
Hennepin Wtr Trmt Plt, Illinois
Latitude: 41.2647 Longitude: -89.3381
Elevation: 460 feet (140.2 meters)
Monthly Data Table for Hennepin Wtr Trmt Plt, Illinois
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
32.4 |
37.0 |
49.5 |
63.0 |
73.7 |
83.0 |
86.4 |
84.6 |
78.4 |
65.6 |
50.6 |
36.4 |
Minimum Temperature |
°F |
13.7 |
17.8 |
28.0 |
38.5 |
49.1 |
58.8 |
62.7 |
60.9 |
51.9 |
40.3 |
30.2 |
18.1 |
Heating Degree Days |
°F |
1300 |
1053 |
815 |
440 |
170 |
25 |
3 |
10 |
101 |
386 |
739 |
1170 |
Cooling Degree Days |
°F |
0 |
0 |
1 |
12 |
59 |
201 |
299 |
251 |
105 |
13 |
0 |
0 |
Precipitation |
in. |
1.74 |
1.71 |
2.55 |
3.02 |
3.93 |
3.87 |
4.02 |
4.18 |
3.36 |
2.97 |
3.04 |
1.79 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
0.2 |
2.8 |
9.7 |
17.2 |
23.2 |
28.3 |
30.2 |
29.2 |
25.8 |
18.7 |
10.3 |
2.4 |
Minimum Temperature |
°C |
-10.2 |
-7.9 |
-2.2 |
3.6 |
9.5 |
14.9 |
17.1 |
16.1 |
11.1 |
4.6 |
-1.0 |
-7.7 |
Heating Degree Days |
°C |
722 |
585 |
453 |
244 |
94 |
14 |
2 |
6 |
56 |
214 |
411 |
650 |
Cooling Degree Days |
°C |
0 |
0 |
1 |
7 |
33 |
112 |
166 |
139 |
58 |
7 |
0 |
0 |
Precipitation |
cm. |
4.42 |
4.34 |
6.48 |
7.67 |
9.98 |
9.83 |
10.21 |
10.62 |
8.53 |
7.54 |
7.72 |
4.55 |