Weather is probably a major factor when you plan your trip to Balaruc-les-Bains, 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 23°C, while the coldest months are January and February, with an average of 9°C. Average annual precipitation for Balaruc-les-Bains is 751 mm.