Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Weather in Zürich in September

In an average September, Zürich sees a daily high around 20°C and a low around 11°C, based on 1980–2026 of local climate records.

Average high20°C
Typical high range14°C to 25°C
Average low11°C
Typical low range7°C to 15°C
Average daily precipitation3 mm

September records

The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.

High

Highest 30°C 2024-09-01
Lowest 6°C 2002-09-25

Low

Highest 19°C 2006-09-04
Lowest 2°C 1995-09-30

Feels-like

Highest 36°C 2024-09-01
Lowest -1°C 2002-09-24

Humidity

Highest 15.9 g/m³ 2024-09-01
Lowest 5.5 g/m³ 1987-09-29

Wind

Highest 29 km/h 1983-09-03
Lowest 2 km/h 1997-09-28

Gust

Highest 81 km/h 1994-09-15
Lowest 12 km/h 2007-09-30

Precip

Wettest 197 mm 1984
Driest 28 mm 1986

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