Vienna weather

Our guide to the weather in Vienna during September

22

Average high

4

UV Index

75mm

Monthly rainfall

67%

Humidity

Vienna is a vibrant city with a rich cultural history, making it an ideal destination for sightseeing and exploration. In September, visitors should be prepared for cool temperatures and occasional rain showers. We've looked at the most up-to-date weather data for Vienna, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Vienna weather in September.

How warm is it in Vienna during September?

The temperature reaches around 22℃ during the daytime in September, falling away to 12℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Vienna during September?

On average, there will be 4 rainy days during the month, amounting to 74.9mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Vienna during September?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in September. With moderate humidity and mild air temperatures, the breeze will have a slight cooling effect.

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Vienna Blog posts

From the Ireland's most popular travel bloggers

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8 festive ways to experience the magic of Vienna at Christmas

16th December 2022 by Eat Sleep Breathe Travel

It’s the most wonderful time of the year! At least I think so. Christmas time to me is magic, and even though I live in a Canadian city that pretty much guarantees a white Christmas, it’s no secret that during the holiday season, Europe is my favourite place to be. European Christmas markets are my personal heaven and even though I normally hate crowds, I will suck it up if it means I get to browse stall after stall of Santas, snowmen, and villages with a mug of warm gluhwein in my hands....

Weather in Vienna

Our month-by-month guide to the weather and climate in Vienna

2.5

Vienna weather in

January
4.6

Vienna weather in

February
10.4

Vienna weather in

March
16.2

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April
19.7

Vienna weather in

May
24.6

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June
27.3

Vienna weather in

July
27.3

Vienna weather in

August
21.5

Vienna weather in

September
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Vienna weather in

October
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November
4.2

Vienna weather in

December