Porto weather in May (Norte Region, Portugal)
What kind of temperatures can you expect in Porto during May? See what weather conditions to anticipate this month with our guide.
Temperatures
The weather in Porto is usually perfect in May, characterized by pleasant temperatures and moderate rainfall. During the day, temperatures can climb to about 20°C. At night, they may fall to a cooler 14°C.
Precipitation
Porto in May usually receives moderate rainfall, averaging around 98 mm for the month. Looking at the last 30 years, the data shows about 13 days with rain.
Average sunshine
The month enjoys around 255 hours of sunshine, creating mostly sunny days with a pleasant and lively atmosphere.
Average windspeed
Wind speeds average 5 m/s during May. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.
Average water temperature in May
The water temperature is 15°C, not quite the ideal temperature for a leisurely swim but certainly doable for the more adventurous. Locals who are accustomed to these conditions might find it refreshing, while visitors often prefer to test the waters gradually. If you're a fan of comfortable temperatures and drier conditions, May is a great time to visit. For Porto itself, May, June, July, August and September generally stand out with the best circumstances.
Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Porto's climate page.
Porto, monthly averages in May
Min Temperature
14°C
Max Temperature
20°C
Water Temperature
15°C
Chance of Rain
43%
Precipitation
98 mm
Rainy days
13 days
Humidity
74%
Windspeed
5 m/s
Sunshine
255 hours
Percentage Sunshine
61%
Where to go in Portugal in May
Find out more about the weather in Portugal and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Porto's climate page.
So, what should you wear in this month?
For visitors traveling to Porto, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes. With a water temperature of around 15°C there is no need to bring your swimwear.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Porto.
Our site offers climate and forecast data for every country in the world. Are you going to Portugal? On this website you can find historical weather averages for many cities in Portugal. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
