Grand Marais Weather in August 2023 Weather2VisitClimate in Grand Marais, Minnesota is perpetually changing. Whether it is bright or cloudy, look forward to a range of weather conditions during the year. Starting from the gorgeous springtime flowers blooming to the balmy and sun-filled summer days, to the vibrant fall foliage, and the snowy landscapes during winter, Grand Marais, Minnesota offers a varied range of climate experiences during the year.
