Click on a day for an hourly weather forecast
The temperatures in Rovinj in September are comfortable with low of 19°C and and high up to 23°C.
You can expect about 3 to 8 days of rain in Rovinj 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 Rovinj in September 2025.
If you’re planning to visit Rovinj in the near future, we highly recommend that you review the 14 day weather forecast for Rovinj before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 8° / 6° | 7 | 24 | 1 | 93 mm | Bad | Rovinj in January |
| February | 9° / 6° | 6 | 21 | 1 | 133 mm | Ok | Rovinj in February |
| March | 12° / 8° | 6 | 25 | 1 | 92 mm | Ok | Rovinj in March |
| April | 15° / 11° | 5 | 25 | 0 | 93 mm | Good | Rovinj in April |
| May | 19° / 15° | 8 | 23 | 0 | 143 mm | Ok | Rovinj in May |
| June | 24° / 19° | 7 | 23 | 0 | 143 mm | Good | Rovinj in June |
| July | 26° / 22° | 6 | 25 | 0 | 125 mm | Perfect | Rovinj in July |
| August | 27° / 22° | 5 | 26 | 0 | 124 mm | Perfect | Rovinj in August |
| September | 23° / 19° | 7 | 23 | 0 | 200 mm | Good | Rovinj in September |
| October | 18° / 15° | 6 | 25 | 0 | 161 mm | Good | Rovinj in October |
| November | 14° / 11° | 8 | 22 | 0 | 179 mm | Ok | Rovinj in November |
| December | 10° / 8° | 6 | 25 | 0 | 142 mm | Ok | Rovinj in December |