May
Weather in May
Temperature
In Porto Rafael, stepping into May brings a gentle temperature nudge, moving slightly up from April's refreshing 17°C (62.6°F) to an agreeable 21°C (69.8°F). Porto Rafael throughout May, experiences an average nighttime temperature of 13°C (55.4°F).Rainfall
In May, the rain falls for 9 days. Throughout May, 28mm (1.1") of precipitation is accumulated. In Porto Rafael, during the entire year, the rain falls for 130 days and collects up to 509mm (20.04") of precipitation.Sea temperature
In Porto Rafael, the average seawater temperature in May is 17°C (62.6°F).Note: Swimming in 17°C (62.6°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
Daylight
The average length of the day in May is 14h and 30min.On the first day of May in Porto Rafael, sunrise is at 06:19 and sunset at 20:19. On the last day of the month, sunrise is at 05:52 and sunset at 20:48 CEST.
Sunshine
In May, the average sunshine is 9h.UV index
In Porto Rafael, the average daily maximum UV index in May is 8. A UV Index value of 8 to 10 symbolizes a very high health risk from exposure to the Sun's UV radiation for the average person.Note: A maximum UV index of 8 in May translates into the following recommendations:
Prioritize protection; rapid damage can occur to unprotected eyes and skin. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
How many days does it rain in May?
How cold is the water in May?
What is the average length of the day in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Porto Rafael, Italy
- Average high temperature in May: 21°C
The warmest months (with the highest average high temperature) are July and August (28°C).
The months with the lowest average high temperature are January, February and December (14°C).
- Average low temperature in May: 13°C
The month with the highest average low temperature is August (20°C).
The coldest months (with the lowest average low temperature) are January, February, March and December (8°C).
Average rainfall in May
Porto Rafael, Italy
- Average rainfall in May: 28mm
The wettest month (with the highest rainfall) is December (74mm).
The driest month (with the least rainfall) is July (6mm).
Average rainfall days in May
Porto Rafael, Italy
- Average rainfall days in May: 9 days
The month with the highest number of rainy days is December (16 days).
The month with the least rainy days is July (2 days).
Average sea temperature in May
Porto Rafael, Italy
- Average sea temperature in May: 17°C
The best month for swimming (with the highest average sea temperature) is August (25°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (14°C).
Average daylight in May /
Average sunshine in May
Porto Rafael, Italy
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 9h
The month with the most sunshine is July (Average sunshine: 11h).
The months with the least sunshine are January and December (Average sunshine: 4h).
Average UV index in May
Porto Rafael, Italy
- Average UV index in May: 8
The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 1).
