Taking the local weather in Saint-Rambert-en-Bugey into account is an important factor for planning your visit, especially if you plan to spend your trip by the pool. The hottest months are usually July and August, with an average temperature of 19°C, while the coldest months are January and February, with an average of 4°C. Average annual precipitation for Saint-Rambert-en-Bugey is 1285 mm.