Žrnovnica Weather in September

September in Žrnovnica brings high temperatures, with highs of 23°C (73°F) and nights dropping to 17°C (63°F). Rainfall is on the higher side this month, averaging around 110 mm (4.3 in), so keep a rain jacket handy.

Rainfall in Žrnovnica in September

Climate statistics over the past 30 years suggest around 10 days of rain, with 110 mm (4.3 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Žrnovnica in September

September in Žrnovnica brings typical temperatures with highs around 23°C (73°F) and lows of 17°C (63°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 17°C (63°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Žrnovnica in September

The city usually sees around 250 hours of sunlight, indicating many sunny days , a great month for sightseeing.

Average water temperature in September

At 22°C (72°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.

Should you favor a climate that's both dry and comfortably warm, May, June, July and August typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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Žrnovnica Temperature in September

Min Temperature 17°C (63°F)  

Max Temperature 23°C (73°F)  

Water Temperature 22°C (72°F) *  

Chance of Rain 33%  

Precipitation 110 mm (4.3 in)  

Rainy days 10 days  

Sunshine 250 hours *  

Percentage Sunshine 71% *  

* Data from: Podstrana, Croatia (4 KM, 2 Miles).

What to Wear in Žrnovnica in September

For Žrnovnica in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Expect water temperatures of around 22°C (72°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Žrnovnica 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 Žrnovnica's climate page.

More climate data for Žrnovnica

Temperature Rainfall Sunshine Water Temp

See the full Žrnovnica climate overview or explore weather in Croatia.