Split, Croatia in September - The weather and is it a good time of year to visit?

Tucked away on the eastern shore of the Adriatic Sea, Split, the second-largest city in Croatia, is a cultural gem, a fusion of ancient history and vibrant modern life. From the grandeur of Diocletian's Palace, a UNESCO World Heritage site, to its stunning Adriatic beaches and lush Marjan Hill, Split offers a compelling mix of attractions to the discerning traveller. This article aims to explore the charm of Split in September, a time when the city is touched by the magic of early autumn.

September in Split is indeed a delightful time to visit. The scorching summer heat mellows into a comfortable warmth, and the summer crowds dwindle, offering a more leisurely pace of life.

Overview of Split's Climate

Throughout the year, Split enjoys a Mediterranean climate characterized by mild winters and hot, dry summers. The city is blessed with over 2,800 hours of sunlight annually, making it one of the sunniest places in Europe. Rainfall is relatively low in summer but increases in the colder months, with November typically being the wettest.

Split's weather in September

In September, Split transitions from summer to autumn. Daytime temperatures average around 24C (75F), making it warm without the intensity of the mid-summer heat. As the sun dips in the evening, temperatures cool to a more refreshing 15C (59F), perfect for a leisurely stroll along the Riva Promenade. In short, September is neither excessively hot nor too chilly – it’s pleasantly warm.

September days in Split are generously long and filled with sunshine. With approximately 12 hours of daylight each day, there's plenty of time to explore the city and its surroundings. While cloud cover gradually increases as the month progresses, an average of 7 hours of bright sunshine each day ensures mostly sunny days, ideal for beach visits or walking tours.

As for precipitation, September falls within the transition period between the dry summer and the wetter winter season. On average, the city sees about 70mm of rainfall across 7-8 days in the month. Rain is usually light or moderate and short-lived, with the chance of a heavy shower relatively rare. Snowfall is virtually unheard of in September – or any other month, for that matter – in this Mediterranean city.

One of the delights of visiting Split in September is the inviting Adriatic Sea. Sea temperatures average a pleasant 22C (72F) in September, having been warmed by the summer sun, making it ideal for swimming, snorkeling, or just lazily floating under the azure skies. Whether you’re a water sports enthusiast or a casual swimmer, the sea conditions in September are near perfect.

September in Split offers the perfect balance of comfortable temperatures, abundant sunshine, and fewer crowds. So, pack your bags and let the allure of Split in the golden hues of early autumn entice you into a memorable travel experience. But wait, there's more to this guide – read on as we delve deeper into the fascinating city of Split and its September charm.

September ushers in a peaceful period in Split, as the throngs of summer tourists start to diminish. While still lively, the city isn't as crowded, making sightseeing more enjoyable. Furthermore, September is often considered a "shoulder season", meaning that it's typically less expensive compared to the peak summer months. Accommodation rates tend to be lower, and flights more affordable, offering excellent value for the mature traveler seeking a quality experience at a comfortable cost.

Clothes to pack for September in Split

When packing for Split in September, think layers. Daytimes can still be quite warm, so pack lightweight clothing such as t-shirts and shorts. However, as temperatures can dip in the evenings, it's a good idea to bring along a light jacket or sweater. A sturdy pair of walking shoes is essential for exploring the cobblestone streets and trails around Marjan Hill.

The best months to visit Split

For the ideal blend of fine weather, fewer crowds, and manageable prices, the best months to visit Split are May, June, and September. May heralds the arrival of spring, with its blossoming landscapes and rising temperatures. June is typically sunny with perfect beach weather, yet without the full crush of summer tourists. September offers a sweet spot of warm days, cooler nights, and more tranquil streets, plus the sea is still warm from the summer heat.

The worst months to visit Split

August might be considered the least ideal month to visit Split. The combination of sweltering heat, crowded beaches, and heightened prices due to peak season can make for a less-than-ideal vacation. It's also when locals often take their holidays, which can lead to some restaurants and shops being closed.

Fantastic activities for Split during September

Diocletian's Palace Tour: This UNESCO World Heritage site, built in the 4th century, is a must-visit. Roam through ancient streets, explore subterranean cellars, and discover the rich history within its walls.

Marjan Hill: This green oasis offers hiking trails with panoramic views of the city and the Adriatic Sea. Its less crowded in September, making it a perfect time for a peaceful trek.

Riva Promenade: Stroll along the bustling waterfront, with its line-up of cafes, restaurants and shops. In September's pleasant evenings, it's a beautiful spot to enjoy a leisurely coffee or dinner.

Beach Visits: The sea is still warm in September, making it an ideal time for a beach day. Try Bacvice Beach for its sandy shores and vibrant atmosphere, or Kasjuni Beach for a more serene experience.

Split City Museum: Housed in a Gothic palace, this museum showcases Split’s history from Roman times. Its less crowded in September, making your visit more comfortable.

Day Trip to Krka National Park: Just an hour's drive from Split, this park boasts stunning waterfalls and abundant wildlife. September's cooler temperatures make it a fantastic time to explore.

Visit Trogir: A short journey from Split, Trogir is a beautifully preserved medieval town, listed as a UNESCO World Heritage site. It's quieter in September, providing a more relaxed exploration.

Sailing: Take a sailing trip around the picturesque Dalmatian islands. The pleasant September weather makes it a great time for a nautical adventure.

Fish Market: Visit Split's bustling fish market early in the morning for a fascinating insight into local life. It's less crowded in September, offering a more authentic experience.

Wine Tasting: Croatia's wine tradition dates back thousands of years. Visit a local winery to sample indigenous grape varieties.