Lake Garda in September offers a transition from summer’s heat to autumn’s milder temperatures. Typically, daytime highs average around 24C (75F), while nighttime lows settle around 14C (57F). Water temperatures remain pleasant, averaging around 21C (70F), allowing for continued swimming and water sports. Rainfall is possible but generally less frequent than in later autumn months.
This period presents an ideal balance for visitors. The slightly cooler conditions are perfect for hiking and cycling around the lake, exploring charming towns, and enjoying local vineyards. Crowds thin out compared to the peak summer months, resulting in a more relaxed atmosphere and potentially lower accommodation prices. Historically, September has marked the start of the grape harvest in the region, adding a unique cultural dimension to a visit.