Saturday's high temperature in Decorah was 84 degrees, which beat the previous record of 77 degrees, set in 1894.
Sunday's high temperature was 82 degrees, which beat the record of 70 degrees, set in 1938.
Forecasters say the week ahead with be rainy, which will prompt a slight cooling trend beginning Monday, ending the streak of five days of record high temperatures, although highs will still be in the 60s and 70s. .