Weather in September in Czech Republic

Many people wonder what the weather conditions are in September in Czech Republic. Is this month a good time to go to Czech Republic? To answer that question we created this page with all the information you need.

What is the weather like in Czech Republic in September?

The weather in Czech Republic in September ranges from unpleasant to perfect depending on the destination.

During September in Czech Republic, the temperature ranges from moderate in Mariánské Lázně with 17°C (63°F) to pleasant temperatures in Brno with 20°C (68°F). Minimum nighttime temperatures generally drop to 10°C (50°F) in Brno and 6°C (43°F) in Mariánské Lázně.

Precipitation in September ranges from moderate in Brno with an average of 38mm (1.5inch) rainfall to moderate in Liberec with 68mm (2.7inch). It is also generally a moderate sunny month with an average of 161 hours of sunshine in Prague during the whole month.

We invite you to have a look at the map below to find out more about the different weather conditions per location in Czech Republic.

Where to go in Czech Republic in September

Find the average weather conditions in September for the most popular destinations in Czech Republic on the map below. Click on a destination dot for more detailed information.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inch a month).

Popular destinations in Czech Republic

What is the weather like in September for the 5 most popular destinations in Czech Republic?

Average weather in Prague

In September Prague generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 11°C (51°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

Prague
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
25°C / 77°F 
15°C / 58°F 
212 hours 
75mm / 3inch 
8 days 
20°C / 68°F 
11°C / 51°F 
161 hours 
44mm / 1.7inch 
7 days 
October   >> October
>>  
14°C / 58°F 
7°C / 44°F 
121 hours 
33mm / 1.3inch 
6 days 
Climate in Prague

Average weather in Karlovy Vary

In September Karlovy Vary generally has pleasant temperatures with maximum daytime temperatures around 19°C (65°F), minimum nighttime temperatures around 8°C (46°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

Karlovy Vary
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
22°C / 72°F 
11°C / 51°F 
185 hours 
67mm / 2.6inch 
9 days 
19°C / 65°F 
8°C / 46°F 
139 hours 
48mm / 1.9inch 
9 days 
October   >> October
>>  
13°C / 55°F 
4°C / 39°F 
105 hours 
38mm / 1.5inch 
7 days 
Climate in Karlovy Vary

Average weather in Brno

In September Brno generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 10°C (50°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

Brno
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
26°C / 78°F 
14°C / 57°F 
244 hours 
57mm / 2.2inch 
7 days 
20°C / 68°F 
10°C / 50°F 
177 hours 
38mm / 1.5inch 
6 days 
October   >> October
>>  
14°C / 57°F 
6°C / 42°F 
113 hours 
31mm / 1.2inch 
6 days 
Climate in Brno

Average weather in Český Krumlov

In September Český Krumlov generally has pleasant temperatures with maximum daytime temperatures around 20°C (68°F), minimum nighttime temperatures around 11°C (52°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

Český Krumlov
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Weather conditions Weather
<<   August August
<<  
25°C / 77°F 
15°C / 59°F 
210 hours 
90mm / 3.5inch 
20°C / 68°F 
11°C / 52°F 
156 hours 
60mm / 2.4inch 
October   >> October
>>  
14°C / 57°F 
7°C / 45°F 
136 hours 
49mm / 1.9inch 
Climate in Český Krumlov

Average weather in Harrachov

In September Harrachov generally has pleasant temperatures with maximum daytime temperatures around 19°C (65°F), minimum nighttime temperatures around 9°C (48°F) and moderate monthly rainfall. So on average the conditions are pleasant that month.

Harrachov
Max temperature Max temp
Min temperature Min temp
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
24°C / 74°F 
12°C / 54°F 
94mm / 3.7inch 
11 days 
19°C / 65°F 
9°C / 48°F 
68mm / 2.7inch 
19 days 
October   >> October
>>  
13°C / 55°F 
6°C / 42°F 
57mm / 2.2inch 
19 days 
Climate in Harrachov

Is your destination not in the list? Have a look at other destinations in Czech Republic.

Is September the best time to go to Czech Republic?

In our opinion September is one of the best times to visit Czech Republic with commonly perfect weather in Prague. However, the weather conditions may vary depending on your destination.

On average the best time to visit Czech Republic is in May, June, July, August and September with generally perfect weather in Prague. The worst months are January, February, March, November and December that can have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Czech Republic. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for almost all countries in the world. Are you going to Czech Republic? Get detailed historical weather averages for many cities in Czech Republic.

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