CLIMATE CHARTS
Belleville Siu Rsch, Illinois
Latitude: 38.5200 Longitude: -89.8467
Elevation: 450.1 feet (137.2 meters)
Monthly Data Table for Belleville Siu Rsch, Illinois
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
42.7 |
47.6 |
58.6 |
69.6 |
78.4 |
87.1 |
90.7 |
89.8 |
83.0 |
72.2 |
58.5 |
45.1 |
Minimum Temperature |
°F |
23.0 |
26.5 |
35.5 |
45.9 |
55.7 |
64.4 |
68.0 |
65.5 |
56.3 |
45.7 |
36.5 |
26.5 |
Heating Degree Days |
°F |
997 |
783 |
563 |
254 |
70 |
5 |
0 |
1 |
44 |
228 |
529 |
905 |
Cooling Degree Days |
°F |
0 |
0 |
6 |
37 |
133 |
327 |
445 |
393 |
183 |
40 |
4 |
0 |
Precipitation |
in. |
2.29 |
2.24 |
3.20 |
3.86 |
4.90 |
4.26 |
4.05 |
3.30 |
3.28 |
3.44 |
3.92 |
2.91 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
5.9 |
8.7 |
14.8 |
20.9 |
25.8 |
30.6 |
32.6 |
32.1 |
28.3 |
22.3 |
14.7 |
7.3 |
Minimum Temperature |
°C |
-5.0 |
-3.1 |
1.9 |
7.7 |
13.2 |
18.0 |
20.0 |
18.6 |
13.5 |
7.6 |
2.5 |
-3.1 |
Heating Degree Days |
°C |
554 |
435 |
313 |
141 |
39 |
3 |
0 |
1 |
24 |
127 |
294 |
503 |
Cooling Degree Days |
°C |
0 |
0 |
3 |
21 |
74 |
182 |
247 |
218 |
102 |
22 |
2 |
0 |
Precipitation |
cm. |
5.82 |
5.69 |
8.13 |
9.80 |
12.45 |
10.82 |
10.29 |
8.38 |
8.33 |
8.74 |
9.96 |
7.39 |