Grand Marais MN Current Weather Climate inside the heart of Grand Marais, Minnesota is perpetually fluctuating. Whether it's clear or overcast, expect a range of climate patterns throughout the year. Beginning in the stunning springtime flowers blossoming to the warm and sun-soaked summertime days, to the scenic autumn foliage, and the snowy landscapes during winter, Grand Marais, Minnesota presents a diverse assortment of weather experiences throughout the year.
