NOAA's outlook points to hotter-than-normal summer for Minnesota Grab that sunscreen and hit the lake. Author: The early forecast for this summer bodes well for those who like it hot. NOAA's Climate Prediction Center on Thursday released its monthly and seasonal outlook maps, which have Minnesota seeing warmer-than-normal temperatures into the fall. Much of the U.S. is also expected to see hotter temps this summer. Here's the temperature outlook for June, which shows the entire state of Minnesota is likely to be hotter than normal. The normal high temperature in June is nearly 80 degrees in the Twin Cities, while the average low is about 60 degrees.