Zurich Weather in September
In September, Zurich averages a high of 20°C (68°F) and a low of 10°C (50°F), based on 55 years of historical weather data from ZUERICH/FLUNTERN.
20°C
Average high
68°F
10°C
Average low
50°F
32°C
Record high
90°F · 2024
-1°C
Record low
30°F · 1971
What to Expect in Zurich in September
Typical September days in Zurich reach 20°C (68°F) during the afternoon and cool to around 10°C (50°F) overnight. On average, measurable rain falls on about 41% of days this month. Over the past 55 years, September temperatures in Zurich have ranged from a record high of 32°C (2024) down to a record low of -1°C (1971).
For a day-by-day look or other months, see the full Zurich weather history.