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: 78.8
Low: 41
Precip: M
02
High: 92.12
Low: 42.62
Precip: M
03
High: 94.1
Low: 65.84
Precip: M
04
High: 77.54
Low: 57.56
Precip: M
05
High: 75.2
Low: 55.04
Precip: M
06
High: 88.52
Low: 59.18
Precip: M
07
High: 90.14
Low: 54.68
Precip: M
08
High: 93.2
Low: 60.62
Precip: M
09
High: 84.56
Low: 54.32
Precip: M
10
High: 88.88
Low: 51.8
Precip: M
11
High: 100.94
Low: 60.62
Precip: M
12
High: 92.12
Low: 63.68
Precip: M
13
High: 78.08
Low: 63.14
Precip: M
14
High: 80.78
Low: 63.5
Precip: M
15

Precip: M
16
High: 100.94
Low: 70.16
Precip: M
17
High: 99.14
Low: 69.26
Precip: M
18

Precip: M
192021
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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.