May weather forecast
Rovinj, Croatia

May’s weather shows Rovinj, Croatia moving firmly into the warmth of late spring. Coming from the cooler month of April, May significantly raises the bar in terms of daily high temperatures. By the end of May, both day length and sunshine hours are on the rise, setting the tone for the incoming summer months. Though rainfall also sees a slight increase, it doesn't detract from the overall appeal of visiting during this month. The charm of Rovinj's weather in May particularly entices those who wish to enjoy pleasant temperatures without the peak summer crowds.

Temperature

The shift into May in Rovinj is accompanied by a temperature increase, with the average high-temperature rising from a comfortable 16.7°C (62.1°F) in April to an agreeable 21.7°C (71.1°F). Rovinj, during the nights of May, experiences an average temperature drop to a cool 11.6°C (52.9°F).

Humidity

The average relative humidity in May is 74.5%.

Rainfall

In Rovinj, Croatia, during May, the rain falls for 9.7 days and regularly aggregates up to 56mm (2.2") of precipitation. In Rovinj, during the entire year, the rain falls for 102.1 days and collects up to 811mm (31.93") of precipitation.

Snowfall

In Rovinj, Croatia, snow does not fall in April through December.

Sea temperature

In May, the average sea temperature in Rovinj is 18.3°C (64.9°F).
Note: The majority of people find swimming in 18.3°C (64.9°F) unenjoyable. As the water temperature decreases from 21°C (69.8°F) to 15°C (59°F), breathing becomes more challenging to control.

Daylight

In May, the average length of the day in Rovinj is 14h and 52min.
On the first day of May in Rovinj, sunrise is at 05:53 and sunset at 20:11. On the last day of the month, sunrise is at 05:21 and sunset at 20:44 CEST.

Sunshine

The average sunshine in May in Rovinj is 8.7h.

UV index

The average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In May, a regular UV index of 7 translates into these guidelines:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.