Weather in Dubrovnik for September 2026
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So far, September 2026 in Dubrovnik is slightly warmer than the historical average by 1.5 °C.
The forecast for the next days in Dubrovnik predicts a temperature of 21.4 °C, which is cooler than the historical average.
In general, the average temperature in Dubrovnik at the beginning of September is 27.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.4 °C by the end of September.
Dubrovnik experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 97.1 mm.
Is September a good time to visit Dubrovnik? check out the best time to travel to Dubrovnik page.
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Dubrovnik Weather September
Temperatures trend during September in Dubrovnik
September weather in Dubrovnik day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 27° /20° | 1.3 mm | 7 | |
| 2 Sept. | Sunny | 27° /20° | 0.1 mm | 7 | |
| 3 Sept. | Sunny | 27° /20° | 0.1 mm | 7 | |
| 4 Sept. |  Partly cloudy | 27° /20° | 0.8 mm | 6 | |
| 5 Sept. | Sunny | 27° /21° | 0 mm | 7 | |
| 6 Sept. | Sunny | 28° /21° | 4.1 mm | 7 | |
| 7 Sept. | Sunny | 28° /21° | 0.1 mm | 7 | |
| 8 Sept. | Sunny | 27° /21° | 0 mm | 7 | |
| 9 Sept. |  Moderate or heavy rain shower | 26° /20° | 7 mm | 6 | |
| 10 Sept. |  Patchy rain possible | 26° /20° | 6.4 mm | 6 | |
| 11 Sept. | Sunny | 25° /20° | 8.9 mm | 5 | |
| 12 Sept. | Sunny | 26° /19° | 1.7 mm | 6 | |
| 13 Sept. | Sunny | 26° /18° | 5.5 mm | 7 | |
| 14 Sept. |  Overcast | 23° /18° | 0 mm | 5.5 | |
| 15 Sept. | Partly cloudy | 24° /19° | 0 mm | 5.4 | |
| 16 Sept. | Sunny | 23° /19° | 0 mm | 5.8 | |
| 17 Sept. | Sunny | 22° /19° | 0.3 mm | 6 | |
| 18 Sept. | Light rain shower | 21° /17° | 8.4 mm | 4 | |
| 19 Sept. | Light rain shower | 20° /18° | 14.3 mm | 4 | |
| 20 Sept. | Sunny | 24° /18° | 0.9 mm | 6 | |
| 21 Sept. | Sunny | 25° /19° | 0 mm | 7 | |
| 22 Sept. | Sunny | 24° /20° | 0 mm | 6 | |
| 23 Sept. | Sunny | 25° /21° | 0 mm | 7 | |
| 24 Sept. | Sunny | 23° /12° | 0 mm | 6 | |
| 25 Sept. | Sunny | 15° /8° | 1.5 mm | 4 | |
| 26 Sept. | Sunny | 14° /9° | 0 mm | 4 | |
| 27 Sept. | Overcast | 17° /9° | 0 mm | 4 | |
| 28 Sept. | Sunny | 23° /18° | 5 mm | 5 | |
| 29 Sept. | Sunny | 22° /17° | 3.6 mm | 5 | |
| 30 Sept. |  Heavy rain at times | 22° /16° | 1.2 mm | 5 | |
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Dubrovnik weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Sunny | Sunny |
| Temperatures | 28°/22° | 24°/19° | 20°/15° |
| Rainfall | 78 mm | 97 mm | 105 mm |
| Wind | 14.7 km/h | 15.6 km/h | 16.2 km/h |
| Humidity | 57% | 63% | 65% |
| Rainy days | 14 days | 23 days | 19 days |
| Dry days | 17 days | 7 days | 12 days |
Planning a trip to Dubrovnik? Discover the best time to visit
Dubrovnik in September - FAQ
What are the expected maximum and minimum temperatures in Dubrovnik during September?
How much rainfall should be expected in Dubrovnik during September?
What are the typical wind conditions in Dubrovnik during September?
Dubrovnik water temperatures in September
The average water temperature of the Adriatic Sea near Dubrovnik in September is 25.1 °C. Temperatures remain fairly consistent throughout the month.
- What is the water temperature in Dubrovnik in September?
- The average water temperature in Dubrovnik in September is 25.1 °C.
- Can you swim in Dubrovnik in September?
- Ideal conditions for families and casual swimmers. You can stay in for long swims or reef explorations with no thermal protection required.
September rainfall patterns in Dubrovnik
UV exposure in Dubrovnik during September
What to pack to Dubrovnik in September?
Mild · highs around 24 °C, frequent showers
As you prepare for your trip to Dubrovnik in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Dubrovnik, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
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Where is Dubrovnik?Get accurate weather forecasts for Dubrovnik, located at latitude 42.641 and longitude 18.109. Stay updated with localized weather information tailored for Dubrovnik.