Weather is probably a major factor when you plan your trip to Caylus, but bear in mind that cheaper options are usually available when the weather isn’t as good. The hottest months are usually August and July, with an average temperature of 20°C, while the coldest months are January and February, with an average of 6°C. The snowiest months in Caylus are May, January, February and March, with each month seeing an average of 13 cm of snowfall.