Weather will likely play an important role when you plan your trip to Saas-Fee, but bear 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 temperature of 9°C, while the coldest months are January and February, with an average of -8°C. The snowiest months in Saas-Fee are November, August, April and December, with each month seeing an average of 23 cm of snowfall.