Grand Marais MN Weather The Weather NetworkWeather at the heart of Grand Marais, Minnesota is consistently fluctuating. Whether it is fair or overcast, expect
a selection of climate patterns during the year. Starting from the breathtaking spring flowers blooming to the hot and sun-soaked summer days, to the vibrant fall foliage, and the wintry landscapes during winter, Grand Marais, Minnesota offers a diverse selection of climate experiences throughout the year.