 The last three months will go down in the state weather record books for highest average rainfall in Minnesota. Pete Boulay with the state climatology office says this April through June was the wettest on record with a preliminary total of around 17 inches of precipitation. Boulay says the previous record was 15.22 inches in April, May, and June of 2014. Finland on the north shore received 17.5 inches of rain over the past three months. He says last year at this time the drought was ramping up in Minnesota.