Shelbyville Dam, Illinois
ID: USC00117876 Latitude: 39.4078 Longitude: -88.7739
Elevation: 649.9 feet ( 198.1 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 41.44 in., 16.31 cm.
Monthly Data Table for Shelbyville Dam, Illinois
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 |
36.7 |
39.7 |
52.6 |
64.5 |
74.4 |
83.8 |
85.9 |
84.9 |
80.2 |
67.1 |
52.8 |
41.5 |
Minimum Temperature |
°F |
20.0 |
21.3 |
32.9 |
43.2 |
55.3 |
64.2 |
66.8 |
64.9 |
57.5 |
45.4 |
33.5 |
25.4 |
Heating Degree Days |
°F |
1135.9 |
965.5 |
695.2 |
347.5 |
111.9 |
4.3 |
0.5 |
1.5 |
49.7 |
302.3 |
656.7 |
977.9 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
5.2 |
13.0 |
107.2 |
274.0 |
352.2 |
308.3 |
164.9 |
31.1 |
1.3 |
0.0 |
Precipitation |
I |
2.5 |
2.4 |
2.8 |
5.1 |
4.5 |
5.1 |
4.3 |
3.6 |
3.0 |
3.9 |
3.2 |
3.2 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
2.6 |
4.3 |
11.4 |
18.1 |
23.6 |
28.8 |
29.9 |
29.4 |
26.8 |
19.5 |
11.6 |
5.3 |
Minimum Temperature |
°C |
-6.7 |
-5.9 |
0.5 |
6.2 |
12.9 |
17.9 |
19.3 |
18.3 |
14.2 |
7.4 |
0.8 |
-3.7 |
Heating Degree Days |
°C |
613.3 |
518.6 |
368.4 |
175.3 |
44.4 |
-15.4 |
-17.5 |
-16.9 |
9.8 |
150.2 |
347.1 |
525.5 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-14.9 |
-10.6 |
41.8 |
134.4 |
177.9 |
153.5 |
73.8 |
-0.5 |
-17.1 |
-17.8 |
Precipitation |
M |
6.4 |
6.2 |
7.2 |
13.1 |
11.6 |
12.9 |
10.9 |
9.1 |
7.6 |
9.9 |
8.0 |
8.2 |