Weather can make or break a roadtrip, so here's some data about year-round temperatures in Sanikiluaq to help you plan yours: The hottest months are usually August and July with an average temp of 44°F, while the coldest months are February and January with an average of 2°F. The snowiest months in Sanikiluaq are November, January, December, and October, with each month seeing an average of 13 inches of snowfall.