May weather forecastRome, Italy

May
Weather in May
In May, Rome clearly steps into the realm of summer-like weather. Rainfall drastically reduces, giving way to scorching sunny days, with temperatures stretching from 11.6°C (52.9°F) to a high of 22.8°C (73°F). Rome looks its most vibrant best during May, with moderately warm weather conditions and extended daylight hours. A rising UV index ushers in the need for appropriate sun protection. As the city readies for June, the anticipation of full-fledged summer weather increases.Temperature
As Rome welcomes May, the average high-temperature sees a rise, transitioning from a refreshing 17.7°C (63.9°F) in April to an agreeable 22.8°C (73°F). Throughout the month of May, Rome sees a steady low-temperature average of 11.6°C (52.9°F).Rainfall
In May, in Rome, the rain falls for 6.2 days. Throughout May, 53mm (2.09") of precipitation is accumulated. Throughout the year, in Rome, there are 79.4 rainfall days, and 804mm (31.65") of precipitation is accumulated.Daylight
The average length of the day in May is 14h and 34min.On the first day of May in Rome, sunrise is at 06:05 and sunset at 20:08. On the last day of the month, sunrise is at 05:37 and sunset at 20:38 CEST.
Sunshine
In Rome, Italy, the average sunshine in May is 8.5h.UV index
In Rome, the average daily maximum UV index in May is 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.Note: An average UV index of 7 in May transforms into this advice:
Resist overexposure. Safeguarding from solar damage is indispensable. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Rome, Italy
- Average high temperature in May: 22.8°C
The warmest month (with the highest average high temperature) is August (30.6°C).
The month with the lowest average high temperature is January (11.9°C).
- Average low temperature in May: 11.6°C
The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).
Average rainfall in May
Rome, Italy
- Average rainfall in May: 52.8mm
The wettest month (with the highest rainfall) is November (115.4mm).
The driest month (with the least rainfall) is July (19.2mm).
Average rainfall days in May
Rome, Italy
- Average rainfall days in May: 6.2 days
The month with the highest number of rainy days is November (9.7 days).
The month with the least rainy days is July (2.1 days).
Average daylight in May /
Average sunshine in May
Rome, Italy
- Average daylight in May: 14h and 36min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 8h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average UV index in May
Rome, Italy
- Average UV index in May: 7
The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 1).





