Cairo 3N, Illinois
ID: USW00093809 Latitude: 37.0422 Longitude: -89.1856
Elevation: 313 feet ( 95.4 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 51.00 in., 20.08 cm.
Monthly Data Table for Cairo 3N, 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 |
44.1 |
47.2 |
58.8 |
70.2 |
78.3 |
87.0 |
89.0 |
88.3 |
82.9 |
71.2 |
58.7 |
48.1 |
Minimum Temperature |
°F |
25.7 |
28.1 |
38.0 |
47.5 |
58.0 |
66.6 |
69.6 |
67.4 |
60.5 |
47.1 |
36.6 |
30.1 |
Heating Degree Days |
°F |
932.7 |
765.3 |
521.5 |
220.4 |
51.1 |
1.3 |
0.0 |
0.1 |
19.7 |
220.4 |
522.2 |
803.0 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
6.8 |
35.9 |
148.8 |
354.9 |
443.1 |
398.2 |
220.3 |
39.3 |
1.8 |
0.3 |
Precipitation |
I |
3.8 |
4.2 |
5.6 |
6.1 |
5.5 |
4.2 |
4.6 |
3.5 |
3.7 |
5.0 |
4.2 |
4.9 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
6.7 |
8.4 |
14.9 |
21.2 |
25.7 |
30.6 |
31.7 |
31.3 |
28.3 |
21.8 |
14.8 |
8.9 |
Minimum Temperature |
°C |
-3.5 |
-2.2 |
3.3 |
8.6 |
14.4 |
19.2 |
20.9 |
19.7 |
15.8 |
8.4 |
2.6 |
-1.1 |
Heating Degree Days |
°C |
500.4 |
407.4 |
271.9 |
104.7 |
10.6 |
-17.1 |
-17.8 |
-17.7 |
-6.8 |
104.7 |
272.3 |
428.3 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-14.0 |
2.2 |
64.9 |
179.4 |
228.4 |
203.4 |
104.6 |
4.1 |
-16.8 |
-17.6 |
Precipitation |
M |
9.7 |
10.5 |
14.2 |
15.5 |
13.9 |
10.6 |
11.6 |
8.9 |
9.3 |
12.8 |
10.7 |
12.5 |