Click on a day for an hourly weather forecast
The temperatures in Sibenik in September are comfortable with low of 18°C and and high up to 25°C.
You can expect about 3 to 8 days of rain in Sibenik 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 Sibenik in September 2025.
If you’re planning to visit Sibenik in the near future, we highly recommend that you review the 14 day weather forecast for Sibenik before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 9° / 5° | 7 | 24 | 1 | 129 mm | Bad | Sibenik in January |
| February | 10° / 5° | 6 | 21 | 1 | 144 mm | Ok | Sibenik in February |
| March | 13° / 7° | 6 | 24 | 0 | 108 mm | Ok | Sibenik in March |
| April | 17° / 11° | 5 | 25 | 0 | 90 mm | Good | Sibenik in April |
| May | 21° / 14° | 6 | 25 | 0 | 102 mm | Good | Sibenik in May |
| June | 25° / 18° | 4 | 26 | 0 | 75 mm | Perfect | Sibenik in June |
| July | 28° / 21° | 3 | 28 | 0 | 65 mm | Perfect | Sibenik in July |
| August | 29° / 21° | 2 | 29 | 0 | 40 mm | Good | Sibenik in August |
| September | 25° / 18° | 5 | 25 | 0 | 124 mm | Perfect | Sibenik in September |
| October | 19° / 13° | 5 | 26 | 0 | 129 mm | Good | Sibenik in October |
| November | 15° / 11° | 7 | 23 | 0 | 196 mm | Ok | Sibenik in November |
| December | 11° / 6° | 7 | 24 | 0 | 135 mm | Bad | Sibenik in December |