Salt Lake City - Weather Provided below is information on the general climate in Salt Lake City and the current forecast. General Climate Summers in Salt Lake are generally warm, with average highs near 90, though the mountains are generally 15-20 degrees cooler. Autumns are wonderful with mild temperatures and spectacular colors in the mountains.
Spring is generally pleasant though unsettled, with rapid changes in temperature and sudden showers.
The snow usually melts in the lower mountain elevations by May, though trails remain wet for awhile afterwards.