The weather in September in Croatia

It's warm in September in Croatia with an average temperature of 27°C. Temperatures this month range from a low of 23°C to a high of 29°C. At night, you can expect temperatures between 16°C and 21°C.

Looking for sun? September isn’t a good month to be in Croatia. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Croatia. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 35°C in 2015, Croatia reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 19°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 10°C to a highest value of 25°C.

Rainfall amount

In September, there is an average of 116 mm of precipitation, spread over 13 days. The wind speed is around 4 Bft, mostly coming from the Southeast.

Daily weather in September for Croatia

Click on any day in September to get detailed info about the usual weather on that day in Croatia. Check out the historical temperatures and precipitation over the past 10 years on this day.

September weather comparison

  Croatia New York
Average temperature 27°C 27°C
Max. temperature 29°C 31°C
Min. temperature 16°C -5°C
Total precipitation 116 mm 57 mm
Rainy days 13 days 9 days

Start of September

The month of September starts in Croatia with hot temps, averaging around 29°C during the day and nights around 21°C.

Mid September

By mid-September, daytime temps drop to around 28°C, with nights around 20°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of September

By the end of September, the average daytime temperature in Croatia is around 25°C, while nighttime temps are about 18°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

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UV index

The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.

Check out the climate of Croatia for all months and discover the best travel time

The climate in Croatia is based on weather data from Dubrovnik. Other places, like Zagreb, Istria or Split, might have different weather. You can check out all destinations in Croatia to get the full picture of the climate.

Temperature charts

These charts show the average temperatures in September in Croatia. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Croatia

Temperature in September in Croatia over the years

Precipitation charts

These charts show the average amount of precipitation in September in Croatia. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in September in Croatia

Total precipitation in September in Croatia over the years

Daily UV index in September in Croatia

This chart shows the average daily UV index in September in Croatia, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in September in Croatia

The weather in September in Croatia is rated an average of 4 out of 5 stars by 2 visitors. Have you been to Croatia? Share your weather experience to help other visitors.

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Weather experience:Good StarStarStarStar

September was a great time to visit Croatia. The weather was mostly sunny and warm, ideal for outdoor activities. For days, however, there was unexpected rain, but that soon stopped.— This text is automatically translated to English

Weather experience:Good StarStarStarStar

Have had nice vacation in croatia the weather was pleasant between 20/25 degrees with some shower rain. We are going there again this year in September.— This text is automatically translated to English

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Average weather in Croatia by month

Click on a month below to see detailed weather info for Croatia. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.