Czech Republic weather

Our guide to the weather in Czech Republic during September

18

Average high

3

UV Index

92mm

Monthly rainfall

77%

Humidity

We've looked at the most up-to-date weather data for Czech Republic, 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 Czech Republic weather in September.

What's the temperature like in Czech Republic during September?

The temperature reaches around 18℃ during the daytime in September, falling away to 9℃ 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 Czech Republic during September?

On average, there will be 6 rainy days during the month, amounting to 91.6mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Czech Republic during September?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in September. With moderate air temperatures, any breeze will feel cool.

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Czech Republic Blog posts

From the Ireland's most popular travel bloggers

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How to Spend 3 Days in Krakow: A Krakow Itinerary

31st July 2023 by Eat Sleep Breathe Travel

I was immediately enamoured with Krakow as soon as I stepped out of the train station and made my way towards Old Town. The walls and gate were illuminated in the dark navy sky, bringing a smile to my face. As someone who loves fairytale towns, I knew I would be in for a treat....

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The best of Prague in 3 Days

6th April 2022 by Eat Sleep Breathe Travel

An old castle on a hill in the distance, a bridge steeped in folklore and legends, historic monuments, great food, and colourful buildings. Prague truly is a fairytale, and often considered to be one of the prettiest cities in Europe. One could easily spend a week exploring the cobblestone streets of this historic capital because there is so much to see and do. But don’t worry if you don’t have the time; a few days is just enough to get a feel for the city, and fall in love with its magic....

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8 romantic castle hotels in the Czech Republic

12th April 2022 by Eat Sleep Breathe Travel

When it comes to castle hotels, Ireland and Scotland tend to get most of the attention. However, while both of those countries have some great castle hotel options, there are other places in Europe that offer some pretty incredible castle hotel stays as well. Here are some of the most beautiful castle hotels in the Czech Republic. The best part? They are surprisingly affordable! ...

Weather in Czech Republic

Our month-by-month guide to the weather and climate in Czech Republic

-0.4

Czech Republic weather in

January
1.2

Czech Republic weather in

February
6.9

Czech Republic weather in

March
12.6

Czech Republic weather in

April
16.0

Czech Republic weather in

May
20.3

Czech Republic weather in

June
22.5

Czech Republic weather in

July
22.8

Czech Republic weather in

August
17.9

Czech Republic weather in

September
12.2

Czech Republic weather in

October
6.6

Czech Republic weather in

November
1.6

Czech Republic weather in

December