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Data Calendar for Berwyn - ISWS Lake Michigan

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:  

 

Jan 2025Feb 2025 Mar 2025
SundayMondayTuesdayWednesday ThursdayFridaySaturday
26272829303101
High: 35.24
Low: 30.38
Precip: M
02
High: 44.42
Low: 31.64
Precip: M		03
High: 46.4
Low: 34.16
Precip: M		04
High: 33.98
Low: 25.34
Precip: M		05
High: 31.28
Low: 26.96
Precip: M		06
High: 39.56
Low: 29.3
Precip: M		07
High: 37.76
Low: 22.1
Precip: M		08
High: 32.9
Low: 29.12
Precip: M
09
High: 37.4
Low: 24.44
Precip: M		10
High: 39.74
Low: 19.76
Precip: M		11
High: 29.12
Low: 24.8
Precip: M		12
High: 29.12
Low: 24.8
Precip: M		13
High: 27.14
Low: 8.24
Precip: M		14
High: 28.4
Low: 6.08
Precip: M		15
High: 36.32
Low: 26.24
Precip: M
16
High: 32.36
Low: 13.1
Precip: M		17
High: 17.24
Low: 3.2
Precip: M		18
High: 6.44
Low: -2.2
Precip: M		19

Precip: M		202122
23242526272801

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.