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The weather in Dubrovnik in September is hot. The average temperatures are between 20°C and 25°C.
You can expect about 3 to 8 days of rain in Dubrovnik during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Dubrovnik in September 2025.
If you’re planning to visit Dubrovnik in the near future, we highly recommend that you review the 14 day weather forecast for Dubrovnik before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 10° / 6° | 7 | 24 | 0 | 216 mm | Bad | Dubrovnik in January |
| February | 11° / 7° | 7 | 20 | 1 | 180 mm | Bad | Dubrovnik in February |
| March | 13° / 9° | 8 | 23 | 0 | 164 mm | Bad | Dubrovnik in March |
| April | 17° / 12° | 6 | 24 | 0 | 124 mm | Good | Dubrovnik in April |
| May | 21° / 15° | 5 | 26 | 0 | 108 mm | Good | Dubrovnik in May |
| June | 25° / 19° | 4 | 26 | 0 | 91 mm | Perfect | Dubrovnik in June |
| July | 28° / 22° | 3 | 28 | 0 | 47 mm | Perfect | Dubrovnik in July |
| August | 29° / 23° | 2 | 29 | 0 | 39 mm | Good | Dubrovnik in August |
| September | 25° / 20° | 5 | 25 | 0 | 137 mm | Perfect | Dubrovnik in September |
| October | 20° / 16° | 6 | 25 | 0 | 207 mm | Good | Dubrovnik in October |
| November | 17° / 13° | 8 | 22 | 0 | 288 mm | Ok | Dubrovnik in November |
| December | 12° / 8° | 8 | 23 | 0 | 217 mm | Bad | Dubrovnik in December |