If you’re looking forward to lots of outings with your partner, check out these details about year-round temperatures in Lindesnes: The hottest months are usually July and August with an average temp of 59°F, while the coldest months are February and January with an average of 38°F. The rainiest months in Lindesnes are October, November, December, and August, with each month seeing an average of 8 inches of rainfall.