When to go · September

Switzerland in September

Excellent time to go

Grape harvest; fewer crowds

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Daytime high

20°C

68°F

Overnight low

10°C

50°F

Rainfall

80 mm

moderate

Crowd levels

medium

manageable

Prices

medium

shoulder

What to expect in Switzerland in September

September brings mild weather to Switzerland, with daytime highs around 20°C (68°F) and overnight lows near 10°C (50°F). Skies are typically moderately wet, with about 80 mm of rainfall on average. Grape harvest; fewer crowds.

Crowds are manageable in September — busy in popular areas but not overwhelming. Prices sit in the shoulder-season range — not the cheapest, but well off peak. Peak season runs July–August, December–February, for context.

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