Brno weather in September (South Moravian Region, Czech Republic)

How is the weather in Brno in September? Check out this comprehensive weather guide.

In Brno, September is characterized by pleasant temperatures and moderate rainfall. Throughout the daytime, temperatures often hover around 21°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 11°C.

Brno in September usually receives moderate rainfall, averaging around 71 mm for the month. Typically around 10 days of rainfall is expected.

The area experiences a moderate amount of sunshine, with approximately 177 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Brno. May, June, July, August and September typically offer the most agreeable circumstances. On the other hand, January, February, March, November and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Brno climate page with graphs.

 

Brno, monthly averages in September

Min Temperature 11°C  

Max Temperature 21°C  

Chance of Rain 34%  

Precipitation 71 mm  

Rainy days 10 days  

Humidity 73%  

Windspeed 7 km/h  

Sunshine 177 hours  

Percentage Sunshine  

Where to go in Czech Republic in September

Find out more about the weather in Czech Republic in September and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Brno in September?

For visitors traveling to Brno, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Brno.

Our site offers climate and forecast data for every country in the world. Are you going to Czech Republic? On this website you can find historical weather averages for many cities in Czech Republic. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.