Iowa Environmental Mesonet

Iowa State University Department of Agronomy

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COOP Climate Data

Using the COOP data archive, daily averages and extremes were calculated. These numbers are not official, but we believe them to be accurate. Please make your form selections on the left hand side and then click the 'Generate Plot' button.

You can right-click on the image to save it.
  • Only one year with the record value is shown, there may have been more.
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    Display Area:

    If you select a sub-region, the year of a record event will appear as well.

    Select Parameter:


    Select Date:
    Month:
    		Day:


    Download Options:
    shp, dbf, shx

    Map Information:
    The black and red dots signify the climate record for the station. Sites in black date back till 1893 and sites in red to 1951.