Rockford Gtr Rockford Ap, Illinois
ID: USW00094822 Latitude: 42.1928 Longitude: -89.0931
Elevation: 730 feet ( 222.5 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 37.24 in., 14.66 cm.
Monthly Data Table for Rockford Gtr Rockford Ap, 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 |
30.1 |
32.1 |
47.2 |
60.1 |
72.1 |
81.2 |
84.7 |
82.6 |
76.2 |
62.5 |
48.1 |
35.1 |
Minimum Temperature |
°F |
14.8 |
15.5 |
28.8 |
38.4 |
49.9 |
59.8 |
63.9 |
61.8 |
54.4 |
42.0 |
30.6 |
20.6 |
Heating Degree Days |
°F |
1318.9 |
1153.2 |
840.0 |
475.3 |
181.5 |
17.8 |
3.4 |
5.6 |
90.0 |
406.5 |
769.9 |
1151.5 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
2.8 |
2.9 |
57.4 |
182.7 |
291.6 |
228.7 |
98.9 |
11.3 |
0.4 |
0.0 |
Precipitation |
I |
1.6 |
1.8 |
2.8 |
4.0 |
3.9 |
5.5 |
4.3 |
4.5 |
3.6 |
3.1 |
2.0 |
2.4 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
-1.1 |
0.1 |
8.4 |
15.6 |
22.3 |
27.3 |
29.3 |
28.1 |
24.6 |
16.9 |
8.9 |
1.7 |
Minimum Temperature |
°C |
-9.6 |
-9.2 |
-1.8 |
3.6 |
9.9 |
15.4 |
17.7 |
16.6 |
12.4 |
5.6 |
-0.8 |
-6.3 |
Heating Degree Days |
°C |
714.9 |
622.9 |
448.9 |
246.3 |
83.1 |
-7.9 |
-15.9 |
-14.7 |
32.2 |
208.1 |
409.9 |
621.9 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-16.2 |
-16.2 |
14.1 |
83.7 |
144.2 |
109.3 |
37.2 |
-11.5 |
-17.6 |
-17.8 |
Precipitation |
M |
4.1 |
4.7 |
7.1 |
10.1 |
10.0 |
14.0 |
10.9 |
11.5 |
9.1 |
7.8 |
5.2 |
6.0 |