Weather overview

In September, Split enjoys comfortable temperatures, with daytime averages around 26°C (79°F), perfect for beach days and sightseeing. Evenings drop to a cooler yet agreeable 18°C (64°F), making it easy to enjoy a leisurely stroll along the Riva. Rainfall is relatively low, with around 70mm for the month, so you can expect plenty of sun during your stay. Humidity levels are moderate, so it remains comfortable for most travellers. While winds can occasionally add a refreshing breeze, they aren't typically strong enough to disrupt plans.

Activities and seasonal highlights

Take advantage of the September weather by exploring Split's rich historical sites, including the UNESCO-listed Diocletian's Palace. With warm enough waters, a day out at the beach or a trip to the nearby islands like Brač or Hvar remains enticing. You can also enjoy hiking up Marjan Hill for breathtaking views over the city. Things stay lively in September with festivities like the Split Film Festival, which attracts cinephiles from far and wide. Art lovers will relish the exhibitions and screenings at this internationally recognised event.

What to pack

When heading to Split in September, you’ll want to pack light and breathable clothing for daytime adventures, such as t-shirts, shorts, and airy dresses. Since evenings are cooler, a light jumper or jacket will keep you comfortable. Comfortable walking shoes are a must for exploring the cobblestone streets. Don’t forget your swimming gear if you plan to dip in the warm Adriatic. Lastly, sunglasses and a hat will protect you from the generous Croatian sun.

FAQs

Is Split, Croatia crowded during September?

Split's crowds thin out compared to the peak summer months, making September a pleasant time for those who appreciate a more laid-back atmosphere while still enjoying vibrant local culture.

Can you swim or enjoy outdoor activities?

Absolutely! The sea remains warm and inviting, perfect for swimming. Outdoor activities are plentiful, from coastal walks to exploring historical landmarks.

What’s the best way to get around Split, Croatia in September?

Split is very pedestrian-friendly, especially in the city centre. You can comfortably navigate on foot, but if you're planning to visit attractions farther afield, local buses and taxis are readily available, ensuring you can reach your destinations with ease.