Vienna Weather in September
In September, Vienna averages a high of 21°C (70°F) and a low of 12°C (53°F), based on 55 years of historical weather data from WIEN.
21°C
Average high
70°F
12°C
Average low
53°F
34°C
Record high
94°F · 2015
1°C
Record low
34°F · 1977
What to Expect in Vienna in September
Typical September days in Vienna reach 21°C (70°F) during the afternoon and cool to around 12°C (53°F) overnight. On average, measurable rain falls on about 36% of days this month. Over the past 55 years, September temperatures in Vienna have ranged from a record high of 34°C (2015) down to a record low of 1°C (1977).
For a day-by-day look or other months, see the full Vienna weather history.