Lake Annecy, France’s cleanest lake, averages 24°C in July and drops to around 0°C in January. Annual rainfall is about 1,200 mm, with winter snow common in nearby Semnoz at 1,699 meters elevation, 17 km from Annecy’s center.

Published: 3/1/2026
Last Published: 3/1/2026
Updated: 6/15/2026
Category: Travel Tips
Location: Annecy, France
Reading time: 3 minutes
Annecy Weather: What to Expect Each Season

Annecy Weather: What to Expect Each Season

Lake Annecy, France’s cleanest lake, averages 24°C in July and drops to around 0°C in January. Annual rainfall is about 1,200 mm, with winter snow common in nearby Semnoz at 1,699 meters elevation, 17 km from Annecy’s center.

Marcus Cent
Updated Jun 15, 2026
3 min read
Marcus Cent

Marcus Cent

Marcus Cent edits VisitAnnecy.com's guides after 25+ years in travel publishing, with a focus on what makes the town different from other alpine stops: the lake water clear enough for real swimming, the old town's canals that earn the 'Venice of the Alps' comparison, and a summer paddleboarding scene that's grown well beyond the postcard photos.

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