The high temperature in Decorah topped 90 degrees Monday for the second day in a row.
The National Weather Service says it recorded a high of 91 degrees Monday. That was one degree higher than the previous record high of 90 degrees set in 1928.
Sunday's high temperature of 90 degrees also set a record, beating the previous high of 88 degrees set on May 23rd of 1955.
The forecast is for warm temperatures to continue through the rest of the week, although probably not record highs.