Weather will likely play an important role when you plan your trip to Siglunes, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually July and August with an average temp of 64°F, while the coldest months are December and January with an average of 12°F. The snowiest months in Siglunes are February, January, March, and April, with each month seeing an average of 27 inches of snowfall.