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Vienna in August: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Vienna in August will be like? Take a look at our weather guide for Vienna, based on historical data.
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August

Weather in Vienna in August 2025

Good Weather
Warm
🌧️
Rainy
Planning a trip to Vienna in August? You are in luck! The weather is generally good, with an average maximum temperature of +79°F and approximately 9 sunny days. Just be prepared for some rain, as there are usually around 14 rainy days and 89 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.
Good to know:
  • August is usually the hottest month of the year in Vienna;

Average weather

☀️
+79°F
Avg. max. temperature
+46°F
Min.
+100°F
Max.
89 mm
Total precipitation
65%
Avg. humidity
3 m/s
Avg. wind
9 ☀️
Sunny Days
3 ⛅️
Cloudy
14 🌦
Rainy
Our opinion: Vienna has good weather in August.

Average temperature in Vienna in August

Here are the expected maximum, average and minimum temperatures in Vienna for August based on the historical data.
Last Year
Historical Data

Going from a maximum of +97°F during the day to a minimum of +52°F during the night, the temperature in August averages around +81°F.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +73°F to +73°F.

Is Vienna warm or cold in August?

Vienna is typically warm in August.

Maximum temperatures go up compared to the previous month from +79°F to +79°F. The minimum temperature also goes up from +61°F to +61°F.

It’s generally warm, but pack a long-sleeve shirt for evenings.

August is the hottest month in Vienna, here is the comparison with other months:

Climate in Vienna in August

Vienna weather looks like this, on average, in August and the surrounding months.
JulyAugustSeptember
Avg. temperature
+79°F+79°F+70°F
Min. temperature
+46°F+46°F+36°F
Max. temperature
+100°F+100°F+93°F
Rainfall
96 mm89 mm81 mm
Wind
3 m/s3 m/s3 m/s
Humidity
63%65%71%
Air pressure
1014 HPa1014 HPa1016 HPa
Sunny days
899
Cloudy days
236
Rainy days
141413
Snowy days
000

August weather is still as good as in July. The temperature levels stay the same in the area of +79°F for average maximum temperature during the day. As August arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 96 mm to 89 mm. Humidity rises from 63% to 65%. The average wind speed doesn’t change much during August, staying around 3 m/s. The good news is there are likely to be more sunny days in August, from 8 to 9.

September brings much the same weather, it remains good.

Wind

Wind speed in Vienna in August based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 13 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Vienna is gradually increasing during August, going from 1 m/s to 5 m/s over the course of the month.

Rain

Amount of rainfall in mm during August in Vienna based on historical data.
Last Year
Historical Data
Typically, there is a 48% chance of rain on an average day in August, with total rainfall of approximately 108 mm. The maximum amount of rainfall per day is around 26 mm, which is moderate rain. August is a pretty wet month with over 15 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how August is compared with other months in the amount of precipitation, total mm:
Vienna wettest month is May, where a typical day has a 52% chance of precipitation and 115 mm of rainfall per day. January, on the other hand, is the driest month with a mere 23% chance of precipitation and 30 mm of rainfall per day.

How was the weather last August in Vienna?

This is the weather in Vienna in August 2023:
1 August
☁️
+73°F
2 August
☀️
+80°F
3 August
☁️
+71°F
4 August
🌧️
+71°F
5 August
🌧️
+63°F
6 August
🌧️
+65°F
7 August
🌧️
+62°F
8 August
☁️
+74°F
9 August
☁️
+65°F
10 August
☁️
+73°F
11 August
☀️
+82°F
12 August
☀️
+85°F
13 August
☀️
+89°F
14 August
☀️
+89°F
15 August
☀️
+89°F
16 August
☁️
+91°F
17 August
☀️
+84°F
18 August
☁️
+86°F
19 August
☀️
+91°F
20 August
☀️
+94°F
21 August
☀️
+97°F
22 August
☀️
+98°F
23 August
☁️
+88°F
24 August
☀️
+92°F
25 August
☁️
+96°F
26 August
☁️
+87°F
27 August
☁️
+88°F
28 August
☁️
+83°F
29 August
🌧️
+63°F
30 August
☁️
+66°F
31 August
☁️
+74°F
In August 2023 Vienna had 12 sunny days, 14 cloudy days, and 5 rainy days. The average maximum temperature was +81°F, with an absolute maximum of +97°F and a minimum of +63°F. The average humidity was 71%, with a maximum of 96% and a minimum of 31%. The average wind speed was 3 m/s, with a maximum of 24 m/s and a minimum of 0 m/s.
Are you planning a trip in August?

Climate Change Over the Years

This is how Vienna climate has changed over the last 43 years.

The climate in Vienna in August has not changed that much over the last 43 years.

The average temperature was the lowest in 1996 (+55°F) and the highest in 2023 (+63°F). The driest year was 2003 with only 435 mm of rainfall, and the wettest year was 2019 with 2441 mm.

FAQ

Frequently asked questions about the weather in Vienna in August:

Is August a good time to visit Vienna?

August is a really good time to go to Vienna. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Vienna.

Can you sunbathe in Vienna in August?

August is warm in Vienna. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is Vienna rainy in August?

Vienna is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Vienna in August?

Usually, it’s not very sunny in Vienna in August, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Austria

Check out the weather for other cities in Austria.

Monthly weather in Vienna

Source of the data

For this page, we’ve looked at the typical weather in Vienna, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.