Iowa Environmental Mesonet
Iowa State University Department of Agronomy
The GIS page has everything GIS on the IEM
Yearly Summaries
Please select from the following menu to view an analysis map of your choice. Some of these maps are generated by a griding of once daily NWS COOP observations. Data quality is always an issue, so please exercise caution when using these plots.
Preliminary data for 2009
Precipitation
Temperature
- Minimum temp this fall/winter
Plot or Contour - Annual Average Temperatures
- Yearly Departures from Average
- Tabular High/Low/Prec[ASOS/AWOS]
- Freezing Statistics
- Accumulated Growing Degree Days-(base=50)
