Iowa Environmental Mesonet

Iowa State University Department of Agronomy

The GIS page has everything GIS on the IEM

ISU AgClimate Daily Data Plots

This page will plot a daily value of a variable of your choice. If you want to plot an accumulated value, check out the Growing Season Plots.

Plot Variable:Year:Month:Day:

Data Listing

# Feb 09, 2012 High and Low Air Temperatures [F]
# Iowa Environmental Mesonet - ISU Ag Climate Network
# -----------------------snip------------------
         StationName,  Latitude, Longitude,hi_tmp_f  , lo_tmp_f
             Castana,42.0670,-95.8814,      33.3,    18.482
        Cedar Rapids,41.9119,-91.6182,    30.461,    12.146
              Calmar,43.1632,-91.8662,    32.279,    13.425
             Kanawha,42.9170,-93.7841,    36.687,      9.86
            Chariton,41.0997,-93.4225,    31.625,    17.642
       Crawforsville,41.2039,-91.4868,    31.882,    12.392
          Sutherland,42.9257,-95.5392,    36.257,      9.23
           Muscatine,41.3703,-91.1182,    32.466,     13.19
             Gilbert,42.1073,-93.5812,    31.885,    31.599
                Ames,42.0212,-93.7745,    32.155,     9.518
               Lewis,41.3112,-95.1725,    36.415,    22.981
              Nashua,42.9369,-92.5702,    31.663,    11.192

You should be able to 'copy & paste' this raw data listing into a simple text editor and save the data file on your machine. Most GIS systems can then import this dataset as a layer. You may have to omit the commented lines (#) if your GIS has trouble importing the data.