May weather forecast
Venice, Italy

The weather warms up noticeably in May, hinting at the arrival of summer. Venice experiences a maximum temperature averaging at 21.5°C (70.7°F) accentuating the city’s pre-summer beauty. Humidity slightly drops, inducing a more pleasant and comfortable atmosphere. There's more than fourteen hours of daylight, a bonus for travellers exploring the UNESCO World Heritage site. The gentle breeze and bright sunshine over the canal city enhance the vibrant experience for visitors.

Temperature

With the onset of May, Venice's weather sees a temperature rise, transitioning from a comfortable 16.1°C (61°F) in April to an agreeable 21.5°C (70.7°F). Throughout May, the average low-temperature dips to a cool 12.7°C (54.9°F).

Humidity

In Venice, the average relative humidity in May is 73%.

Rainfall

In Venice, in May, during 8.2 rainfall days, 66mm (2.6") of precipitation is typically accumulated. Throughout the year, in Venice, there are 78.3 rainfall days, and 748mm (29.45") of precipitation is accumulated.

Sea temperature

In May, the average sea temperature is 18.6°C (65.5°F).
Note: For the majority, swimming in water with a temperature of 18.6°C (65.5°F) is not enjoyable. The difficulty in managing breathing rises as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in May in Venice is 14h and 55min.
On the first day of May, sunrise is at 05:58 and sunset at 20:17. On the last day of the month, sunrise is at 05:25 and sunset at 20:51 CEST.

Sunshine

The average sunshine in May is 7.4h.

UV index

In Venice, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average UV index of 7 in May transforms into this advice:
Take precautions against overexposure. Protection against sun damage is needed. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.