Taking the local weather in Val-de-Fier into account can help you maximise your time at the pool during your trip. The hottest months are usually July and August, with an average temperature of 18°C, while the coldest months are January and February, with an average of 3°C. The snowiest months in Val-de-Fier are October, September, May and December, with each month seeing an average of 14 cm of snowfall.