Taking the local weather in Berthoud Falls 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 13°C, while the coldest months are February and January, with an average of -7°C. The snowiest months in Berthoud Falls are January, February, March and April, with each month seeing an average of 67 cm of snowfall.