Rovinj, where it's located

The climate of Rovinj (Rovigno) can be described as transitional Mediterranean.
The city is located on the western coast of Istria, on the Upper Adriatic.
The average temperature of the coldest month (January) is of 5.7 °C (42 °F), that of the warmest month (August) is of 23 °C (73 °F). Here are the average temperatures.
Rovinj - Average temperatures
Min (°C)224712151717141063
Max (°C)101113172225282925201411
Min (°F)363639455459636357504337
Max (°F)505255637277828477685752

Precipitation amounts to 810 millimeters (31.9 inches) per year: so, it is at an intermediate level. It ranges from 40 mm (1.6 in) in the driest month (July) to 100 mm (3.9 in) in the wettest (November). Here is the average precipitation.
Rovinj - Average precipitation

On average, there are around 2,420 sunshine hours per year. Here are the average sunshine hours per day.
Rovinj - Sunshine

The sea temperature ranges between 10 °C (50 °F) and 26 °C (79 °F). The sea is warm enough for swimming from July to September. Here are the average sea temperatures.
Rovinj - Sea temperature
Temp (°C)121011141822252623201614
Temp (°F)545052576472777973686157


Best Time

The best periods to visit Rovinj are spring and autumn, and in particular, from mid-April to mid-June and in the month of September. However, in both periods, some rainy days are possible.
The best months to go to the beach are July and August. In June, the sea is still a little cool.