The average annual temperature in Iowa is 46.7˚F. Study the thermograph of the data from the station in Burlington, IA, located in the Mississippian Alluvial Plains. This graph displays the observed daily temperature, the climatic (or normal) range, and the record highs and lows for each day of the year.
Click on the graph to answer the question below about the data you select.
Data from Midwestern Regional Climate Center