May weather forecast
Florence, Italy

May showcases more predictable and warm weather; a harbinger of the approaching summer season. The temperature keeps increasing steadily, making it a delightful time to be outdoors and explore the city’s wonders. Mindful of the month's peak temperature of 23.7°C (74.7°F), it's advisable to carry light summer clothing. May's reliable weather and longer, sun-drenched days make it ideal for open-air activities and exploring Italy’s picturesque countryside. With the arrival of May, the city begins to buzz with energy as tourists from around the globe start pouring in.

Temperature

The average high-temperature increases in May, moving from a refreshing 18.5°C (65.3°F) in April to a moderately hot 23.7°C (74.7°F). Florence logs a considerable temperature decrease from the daytime highs during the nights in May, with an average reading of 11.6°C (52.9°F).

Rainfall

In May, the rain falls for 8.4 days. Throughout May, 70mm (2.76") of precipitation is accumulated. Throughout the year, there are 88.2 rainfall days, and 873mm (34.37") of precipitation is accumulated.

Daylight

The average length of the day in May is 14h and 44min.
On the first day of May, sunrise is at 06:06 and sunset at 20:17. On the last day of the month, sunrise is at 05:36 and sunset at 20:49 CEST.

Sunshine

In May, the average sunshine in Florence is 8h.

UV index

The average daily maximum UV index in May in Florence is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 7 in May translates into these instructions:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.