Grand Marais MN Hourly Weather Climate at Grand Marais, Minnesota is consistently fluctuating. Whether it's fair or cloudy, you can expect a selection of climate conditions throughout the year. From the gorgeous springtime flowers blossoming to the balmy and sun-soaked summertime days, to the vibrant autumn foliage, and the snow-covered landscapes during winter, Grand Marais, Minnesota provides a diverse
assortment of climate experiences all through the year.