Aix-les-Bains experiences a continental climate with distinct seasonal variations. Winters are chilly, with temperatures often below freezing in January and February, but mild compared to other parts of France. As spring arrives in March and April, temperatures rise gradually, with May marking the beginning of warm summer days. The summer months of June, July, and August are characterized by hot highs and pleasant lows, with temperatures rarely dipping below 10°C at night. Autumn brings a return to milder conditions, with September and October offering pleasant weather before the chill sets in again in November and December.