Data Calendar for Chicago

The calendar chart below shows the daily reported climate variables. You can click on a date to display the values for all sites for that day. Time stamps are displayed in the America/Chicago timezone. Wind speeds are in mph and temperatures in Fahrenheit. Values flagged with a (E) are estimated by the IEM.

Year:  

Month:  

 

May 2025Jun 2025 Jul 2025
SundayMondayTuesdayWednesday ThursdayFridaySaturday
01
High: 68.54
Low: 46.04
Precip: M
02
High: 87.98
Low: 50.9
Precip: M
03
High: 80.6
Low: 68.18
Precip: M
04
High: 79.52
Low: 57.38
Precip: M
05
High: 59.9
Low: 55.4
Precip: M
06
High: 70.34
Low: 58.64
Precip: M
07
High: 61.88
Low: 58.1
Precip: M
08
High: 85.64
Low: 60.62
Precip: M
09
High: 79.88
Low: 57.38
Precip: M
10
High: 83.84
Low: 56.3
Precip: M
11
High: 95.72
Low: 65.84
Precip: M
12
High: 78.44
Low: 61.7
Precip: M
13
High: 62.6
Low: 61.7
Precip: M
14
High: 64.4
Low: 62.24
Precip: M
15

Precip: M
16
High: 84.56
Low: 68.9
Precip: M
17
High: 83.3
Low: 68.72
Precip: M
18
High: 78.98
Low: 68.54
Precip: M
19
High: 68.72
Low: 66.56
Precip: M
20
High: 79.34
Low: 70.34
Precip: M
21
High: 96.98
Low: 76.46
Precip: M
22
High: 86.54
Low: 80.06
Precip: M
23
High: 88.34
Low: 78.8
Precip: M
24
High: 95.54
Low: 72.86
Precip: M
25
High: 72.86
Low: 70.52
Precip: M
26
High: 77.54
Low: 77.36
Precip: M
27
High: 78.26
Low: 77.9
Precip: M
28
High: 72.86
Low: 69.8
Precip: M
29

Precip: M
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The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.

Daily High/Low Plot


Description: This chart of the monthly temperature data. The bars are the observations and the dots are climatology.

Daily Rainfall


Description: This chart is of daily precipitation for the month. The red line would be an average month while the blue line and bars are observations.

Daily Average Wind Speeds


Description: This chart is of the daily average wind speeds.

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.