Visiting local bars in Grise Fiord is more fun in good weather. These rainfall averages and temperatures can help you decide the best time for bar hopping. The hottest months are usually July and August with an average temp of 36°F, while the coldest months are February and January with an average of -16°F. The snowiest months in Grise Fiord are April, May, October, and March, with each month seeing an average of 9 inches of snowfall.