Croatia weather

Our guide to the weather in Croatia during September

21

Average high

4

UV Index

142mm

Monthly rainfall

78%

Humidity

Croatia is a stunning destination with a wealth of activities to enjoy and plenty of sunshine, especially in September. We've looked at the most up-to-date weather data for Croatia, 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 Croatia weather in September.

How warm is it in Croatia during September?

The temperature reaches around 21℃ during the daytime in September, falling away to 10℃ 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 Croatia during September?

On average, there will be 6 rainy days during the month, amounting to 141.7mm 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 Croatia 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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Croatia Blog posts

From the UK's most popular travel bloggers

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12 things to do in Zagreb with kids (which adults will love too)

1st March 2024 by Globalmouse Travels

Zagreb is a beautiful city and there are lots of family friendly things to do in Zagreb. We have rounded up our top things to do in Zagreb with kids (including lots of rainy day options too). Whether you’re visiting Zagreb with toddlers or hitting Zagreb with teenagers, we have lots of fun things to do, cultural things to do and totally unique Zagreb attractions to visit. It’s a city we really like and if considering Zagreb things to do there’s plenty of variety. Our suggestions of what...

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Cheapest places to holiday in September

1st July 2021 by John

If you’re planning a holiday for September, you’re in luck! It’s one of the best months of the year to travel, with mild weather in many of the world’s top locations and far fewer tourists to contend with for a spot on the sand. Best of all, you’ll see prices drop for accommodation, flights and even food, as the summer crowds leave to return home.Here’s a look at our top September destinations, so keep your eyes peeled for fantastic discounts on Travelscoop and pick your favourite...

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Where to Eat in Zagreb

21st September 2023 by The World in My Pocket

Wondering where to eat in Zagreb? You’re in luck! Dive into this exclusive list of the best restaurants in the Croatian capital, meticulously handpicked by a local who knows the city inside out....

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The Best Islands in Croatia for Family Island-Hopping

22nd August 2023 by Big Family Little Adventures

Island Hopping in Croatia – When planning a holiday with your family, it's important to select a destination that caters to everyone's interests. Croatia is an ideal choice, as it boasts numerous islands that provide ample opportunities for an exciting island hopping adventure. With its stunning beaches and picturesque landscapes, Croatia offers a memorable experience for both adults and children alike....

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5 Amazing day trips from Split in Croatia

31st July 2023 by She Get's Around

The town of Split in Croatia offers everything one needs for a fantastic holiday. However, if you're looking to explore beyond the town, there are some amazing day trips to consider. Here are five options that will surely enhance your Croatian escape....

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Krka Waterfalls Tours from Split: A Memorable Day Trip to Krka National Park

1st July 2023 by Italian Trip Abroad

We had a wonderful time on our trip to Krka Waterfalls; we chose the perfect day and travelled from Split, our base while discovering Croatia. It is very straightforward to arrange a day trip from Split to Krka National Park. Whether you feel confident driving in a foreign country, travelling by public transport or joining an organised tour, it is easy to get to Krka National Park from Split....

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Exploring the Best Places in Croatia for Couples | Your Romantic Escape to the Adriatic Coast

21st June 2023 by Italian Trip Abroad

Exploring Croatia from north to south, we were in search of a beautiful dream. We were captivated by the secluded beaches, natural wonders and stunning landscapes of the country. We were pleasantly surprised to find that Croatia was such a unique and romantic place. This inspired us to visit and explore further, discovering the best places in Croatia for couples to enjoy a romantic escape to the Adriatic Coast....

Weather in Croatia

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

3.8

Croatia weather in

January
5.1

Croatia weather in

February
9.9

Croatia weather in

March
15.0

Croatia weather in

April
19.0

Croatia weather in

May
24.1

Croatia weather in

June
26.7

Croatia weather in

July
27.0

Croatia weather in

August
21.1

Croatia weather in

September
15.7

Croatia weather in

October
10.2

Croatia weather in

November
5.6

Croatia weather in

December