Boljun weather in September (Istria, Croatia)

How does the September weather in Boljun compare to other months? Here’s a detailed forecast of the month’s weather patterns.

Temperatures

In September, the weather in Boljun generally includes high temperatures and heavy rainfall. Daytime temperatures generally peak at 23°C, but after sunset, they often decrease to around 15°C.

Precipitation

Boljun in September falls under the rainy season with heavy rainfall, averaging around 198 mm for the month. The climate data from previous years indicates that there are typically about 12 days days of rain.

Average sunshine

With around 202 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

If you prefer dry days with pleasant temperatures, July typically offers the best circumstances. While January, February, March, October, November and December tend to showcase less optimal conditions.

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

 

Boljun, monthly averages in September

Min Temperature 15°C  

Max Temperature 23°C  

Water Temperature 24°C *  

Chance of Rain 40%  

Precipitation 198 mm  

Rainy days 12 days  

Humidity 64% *  

Sunshine 202 hours *  

Percentage Sunshine 57% *  

Data from: Rijeka, Croatia (22 KM, 14 Miles).

Where to go in Croatia in September

Find out more about the weather in Croatia and which places have the best travel 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 this month?

For visitors traveling to Boljun, 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. With a water temperature of around 24°C this is a great month to swim so bring your swimwear.

What To Do

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

Swimming

7/10

Camping

6/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Boljun.

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