Sveti Ivan Weather in September

September in Sveti Ivan brings high temperatures, with daytime highs of 24°C (75°F) and nights around 19°C (66°F). Quite a bit of rainfall is expected, around 140 mm (5.5 in), so pack an umbrella.

Rainfall in Sveti Ivan in September

Typically around 11 days of rainfall are expected, averaging 140 mm (5.5 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Sveti Ivan in September

Daytime highs in Sveti Ivan in September reach 24°C (75°F), with nights around 19°C (66°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Sveti Ivan in September

The city usually sees around 223 hours of sunlight, indicating many sunny days — a great month for sightseeing.

If you prefer enjoying temperate temperatures and rain-free days, May, June, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Croatia, check out our Sveti Ivan's climate page.

Sveti Ivan Temperature in September

Min Temperature 19°C (66°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 35%  

Precipitation 140 mm (5.5 in)  

Rainy days 11 days  

Humidity 57% *  

Sunshine 223 hours *  

Percentage Sunshine *  

* Data from: Portorož, Slovenia (14 KM, 8 Miles).

What to Wear in Sveti Ivan in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Sveti Ivan in September

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

Swimming

9/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Croatia, check out our Sveti Ivan's climate page.

More climate data for Sveti Ivan

Temperature Rainfall Sunshine Humidity

See the full Sveti Ivan climate overview or explore weather in Croatia.