Rantoul, Illinois
ID: USW00014806 Latitude: 40.3131 Longitude: -88.1594
Elevation: 740.2 feet ( 225.6 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 40.35 in., 15.89 cm.
Monthly Data Table for Rantoul, 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 |
34.8 |
38.1 |
52.0 |
64.4 |
76.2 |
85.5 |
87.3 |
86.0 |
81.3 |
67.2 |
52.7 |
40.0 |
Minimum Temperature |
°F |
16.4 |
17.6 |
29.7 |
39.4 |
51.9 |
62.2 |
64.6 |
62.2 |
55.4 |
42.7 |
31.2 |
22.4 |
Heating Degree Days |
°F |
1221.3 |
1040.0 |
751.6 |
400.7 |
130.4 |
7.1 |
1.3 |
2.6 |
55.8 |
333.8 |
692.1 |
1047.7 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
2.9 |
7.8 |
100.9 |
272.5 |
340.7 |
284.7 |
156.2 |
22.2 |
0.6 |
0.0 |
Precipitation |
I |
2.2 |
2.1 |
2.8 |
4.0 |
4.6 |
5.3 |
4.2 |
3.2 |
3.5 |
3.4 |
3.0 |
2.4 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
1.6 |
3.4 |
11.1 |
18.0 |
24.6 |
29.7 |
30.7 |
30.0 |
27.4 |
19.6 |
11.5 |
4.4 |
Minimum Temperature |
°C |
-8.7 |
-8.0 |
-1.3 |
4.1 |
11.1 |
16.8 |
18.1 |
16.8 |
13.0 |
5.9 |
-0.4 |
-5.3 |
Heating Degree Days |
°C |
660.7 |
560.0 |
399.8 |
204.8 |
54.7 |
-13.8 |
-17.1 |
-16.3 |
13.2 |
167.7 |
366.7 |
564.3 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-16.2 |
-13.4 |
38.3 |
133.6 |
171.5 |
140.4 |
69.0 |
-5.4 |
-17.4 |
-17.8 |
Precipitation |
M |
5.7 |
5.4 |
7.0 |
10.2 |
11.7 |
13.5 |
10.6 |
8.1 |
8.9 |
8.6 |
7.7 |
6.1 |