May weather forecastPortopetro, Spain
May
Weather in May
May, the last month of the spring in Portopetro, is an agreeable month, with an average temperature ranging between max 21°C (69.8°F) and min 12°C (53.6°F).Temperature
The coming of May brings a minor shift in Portopetro's weather, with average high-temperatures adjusting from April's comfortable 17°C (62.6°F) to a pleasant 21°C (69.8°F). Portopetro experiences a nighttime temperature average of 12°C (53.6°F) during May.Rainfall
In Portopetro, in May, during 9 rainfall days, 36mm (1.42") of precipitation is typically accumulated. In Portopetro, during the entire year, the rain falls for 121 days and collects up to 637mm (25.08") of precipitation.Sea temperature
In May, the average sea temperature in Portopetro, Spain, is 17°C (62.6°F).Note: In water with a temperature of 17°C (62.6°F), swimming is not a joy for most people. The challenge of controlling breathing increases as the temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In Portopetro, the average length of the day in May is 14h and 21min.On the first day of the month, sunrise is at 06:47 and sunset at 20:40. On the last day of May, in Portopetro, Spain, sunrise is at 06:22 and sunset at 21:07 CEST.
Sunshine
The average sunshine in May in Portopetro is 9h.UV index
In May, the average daily maximum UV index in Portopetro is 8. A UV Index reading of 8 to 10 represents a very high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: An average UV index of 8 in May transforms into this advice:
Take important precautions because unprotected skin can burn and be harmed swiftly. 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. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Portopetro, Spain
- Average high temperature in May: 21°C
The warmest months (with the highest average high temperature) are July and August (29°C).
The months with the lowest average high temperature are January and February (14°C).
- Average low temperature in May: 12°C
The month with the highest average low temperature is August (20°C).
The coldest months (with the lowest average low temperature) are January and February (6°C).
Average rainfall in May
Portopetro, Spain
- Average rainfall in May: 36mm
The wettest month (with the highest rainfall) is October (98mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in May
Portopetro, Spain
- Average rainfall days in May: 9 days
The months with the highest number of rainy days are January and December (15 days).
The month with the least rainy days is July (3 days).
Average sea temperature in May
Portopetro, Spain
- 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 February and March (14°C).
Average daylight in May /
Average sunshine in May
Portopetro, Spain
- Average daylight in May: 14h and 18min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in May: 9h
The month with the most sunshine is July (Average sunshine: 11h).
The months with the least sunshine are January, November and December (Average sunshine: 5h).
Average UV index in May
Portopetro, Spain
- Average UV index in May: 8
The months with the highest UV index are June and July (UV index 9).
The months with the lowest UV index are January, November and December (UV index 2).





