Annual
Climatology: Chicago, IL (ORD)
Elev: 200.6 m Lat: 41o 59'N Long: 87o 55'W
Figure 1: Average Temperatures and Precipitation 1971-2000. (NCDC Data)
Annual
Climatology: Chicago, IL (ORD)
Elev: 200.6 m Lat: 41o 59'N Long: 87o 55'W
Figure 1: Average Temperatures and Precipitation 1971-2000. (NCDC Data)
|
Month |
Daily Max |
Daily Min |
Mean |
Maximum Daily Temperature |
Minimum Daily Temperature |
|
January |
-1.3 |
-9.8 |
-5.6 |
18.3 |
-32.8 |
|
February |
1.5 |
-7.1 |
-2.8 |
22.2 |
-28.3 |
|
March |
7.8 |
-1.9 |
2.9 |
31.1 |
-22.2 |
|
April |
14.4 |
3.1 |
8.8 |
32.8 |
-13.9 |
|
May |
21.1 |
8.6 |
14.8 |
33.9 |
-4.4 |
|
June |
26.2 |
14.0 |
20.1 |
40.0 |
2.2 |
|
July |
28.6 |
17.3 |
22.9 |
40.0 |
4.4 |
|
August |
27.3 |
16.8 |
22.1 |
38.3 |
5.0 |
|
September |
23.3 |
12.1 |
17.7 |
37.2 |
-2.2 |
|
October |
16.7 |
5.6 |
11.2 |
32.8 |
-8.3 |
|
November |
8.4 |
-0.2 |
4.1 |
25.6 |
-17.2 |
|
December |
1.3 |
-6.4 |
-2.6 |
21.7 |
-31.7 |
|
Annual |
14.6 |
4.3 |
9.5 |
40.0 |
-32.8 |
|
Month |
Mean |
Median |
Extreme |
Year |
Snow* |
|
January |
44.5 |
36.8 |
113.5 |
1999 |
274.3 |
|
February |
41.4 |
35.3 |
141.2 |
1997 |
210.8 |
|
March |
67.3 |
57.9 |
150.1 |
1976 |
152.4 |
|
April |
93.5 |
95.3 |
195.3 |
1983 |
40.6 |
|
May |
85.9 |
76.7 |
176.5 |
1996 |
0.0 |
|
June |
92.2 |
89.4 |
253.0 |
1993 |
0.0 |
|
July |
89.2 |
90.9 |
211.6 |
1982 |
0.0 |
|
August |
117.3 |
99.6 |
434.3 |
1987 |
0.0 |
|
September |
83.1 |
75.9 |
206.8 |
1972 |
0.0 |
|
October |
68.8 |
54.4 |
186.9 |
1991 |
7.6 |
|
November |
76.5 |
63.5 |
208.8 |
1985 |
45.7 |
|
December |
61.7 |
53.8 |
217.4 |
1982 |
221.0 |
|
Annual |
921.3 |
917.7 |
|
|
952.5 |
* Snowfall totals represent
mean snowfall 1971-2000
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