If you’re looking forward to lots of outings with your partner, check out these details about year-round temperatures in Neskaupstadur: The hottest months are usually August and July with an average temp of 47°F, while the coldest months are December and January with an average of 31°F. The rainiest months in Neskaupstadur are November, October, December, and September, with each month seeing an average of 7 inches of rainfall.