Swimming in Portugal in may 2025 Sea temperature by city in may
Do you want to go to the beach in Portugal in may 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in may in Portugal by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Portugal in may 2025
Here, find the average sea temperature in Portugal in may in several coastal cities.
Central Portugal in may
64°F
min: 60°F / max: 68°F
62°F
min: 58°F / max: 67°F
64°F
min: 60°F / max: 68°F
63°F
min: 59°F / max: 66°F
Colares
64°F
min: 60°F / max: 68°F
Costa Nova do Prado
62°F
min: 58°F / max: 67°F
Algarve in may
66°F
min: 61°F / max: 70°F
66°F
min: 62°F / max: 70°F
65°F
min: 61°F / max: 69°F
66°F
min: 61°F / max: 70°F
Aljezur
66°F
min: 61°F / max: 69°F
Altura
66°F
min: 62°F / max: 69°F
Northern Portugal in may
62°F
min: 58°F / max: 66°F
61°F
min: 58°F / max: 65°F
61°F
min: 58°F / max: 65°F
Arcozelo
62°F
min: 58°F / max: 67°F
Canidelo
62°F
min: 58°F / max: 66°F
Esposende
61°F
min: 58°F / max: 66°F
Alentejo in may
65°F
min: 61°F / max: 69°F
64°F
min: 60°F / max: 68°F
Montijo
64°F
min: 60°F / max: 68°F
Porto Covo
65°F
min: 60°F / max: 69°F
Sao Teotonio
65°F
min: 61°F / max: 69°F
Sesimbra
64°F
min: 60°F / max: 69°F
Where should you go swimming in Portugal in the month of may?
Swimming in Portugal in may is cool (in the best case scenario)
In may in Portugal swimming conditions vary by city. Details below:
Swimming in may in Angra do Heroismo (Terceira), Funchal, Lisbon, Albufeira, Faro (Algarve), Ilha do Porto Santo, Lagos, Ponta Delgada, Cascais, Portimao, Sines, Achadas da Cruz, Aljezur, Altura, Arco de São Jorge, Cabo Girão, Calheta, Caniçal, Carvoeiro, Colares, Costa da Caparica, Foz do Arelho, Furnas, Gaula, Guincho, Jardim do Mar, Madalena do Mar, Ponta de São Lourenço, Ponta Delgada, Ponta do Pargo, Porto da Cruz, Porto Moniz, Praia da Arrifana, Praia da Rocha, Praia de Machico, Praia Formosa, Ria Formosa, Santa Cruz (Madeira), Santana (Madeira), São Jorge, São Miguel, São Vicente, Seixal, Tavira Municipality, Vila Baleira, Arco da Calheta, Câmara de Lobos, Canico, Ericeira, Estoril, Lourinhã, Luz, Machico, Marinha Grande, Monte Gordo, Montijo, Nazaré, Olhao, Peniche, Ponta do Sol, Porto Covo, Quarteira, Ribeira Brava, Sagres, Sao Martinho do Porto, Sao Teotonio, Sesimbra, Setúbal, Vila do Bispo, Vila Nova de Milfontes and Vila Real de Santo António is possible but the sea is generally cool. So though the sea temperature may sometimes reach 66°F, it can also go as low as 61°F. Note that the average is 64°F.
Swimming in may in Aveiro, Porto, Viana do Castelo, Praia de Mira, Caminha, Costa Nova do Prado, Arcozelo, Canidelo, Esmoriz, Espinho, Esposende, Figueira da Foz Municipality, Gafanha da Nazare, Lavra, Leca da Palmeira, Ovar, Póvoa de Varzim, Vila do Conde and Vila Praia de Ancora is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average temperature of 62°F (min: 58°F/max: 67°F).
Where to go swimming in Portugal in may: the map of sea temperatures
Water temperature and seasonal norms in may
Angra do Heroismo (Terceira)
May | |||
Average sea temperature | 64°F | ||
Minimum sea temperature | 61°F | ||
Maximum sea temperature | 66°F | ||
Average outside temperature | 63°F | ||
Maximum outside temperature | 65°F | ||
Minimum outside temperature | 61°F | ||
Precipitation | 3in | ||
Number of days of precipitation | 4 jour(s) (12%) | ||
Cloud cover | 48% | ||
Our opinion | cool swimming |
More information on swimming in Angra do Heroismo (Terceira) in may
Funchal
May | |||
Average sea temperature | 67°F | ||
Minimum sea temperature | 65°F | ||
Maximum sea temperature | 69°F | ||
Average outside temperature | 67°F | ||
Maximum outside temperature | 67°F | ||
Minimum outside temperature | 65°F | ||
Precipitation | 0.6in | ||
Number of days of precipitation | 0 jour(s) (1%) | ||
Cloud cover | 29% | ||
Our opinion | cool swimming |
More information on swimming in Funchal in may
Lisbon
May | |||
Average sea temperature | 64°F | ||
Minimum sea temperature | 60°F | ||
Maximum sea temperature | 68°F | ||
Average outside temperature | 67°F | ||
Maximum outside temperature | 72°F | ||
Minimum outside temperature | 59°F | ||
Precipitation | 2.6in | ||
Number of days of precipitation | 4 jour(s) (12%) | ||
Cloud cover | 24% | ||
Our opinion | cool swimming |
More information on swimming in Lisbon in may
Albufeira
May | |||
Average sea temperature | 66°F | ||
Minimum sea temperature | 61°F | ||
Maximum sea temperature | 70°F | ||
Average outside temperature | 67°F | ||
Maximum outside temperature | 72°F | ||
Minimum outside temperature | 61°F | ||
Precipitation | 0.9in | ||
Number of days of precipitation | 2 jour(s) (6%) | ||
Cloud cover | 18% | ||
Our opinion | cool swimming |
More information on swimming in Albufeira in may
Aveiro
May | |||
Average sea temperature | 62°F | ||
Minimum sea temperature | 58°F | ||
Maximum sea temperature | 67°F | ||
Average outside temperature | 65°F | ||
Maximum outside temperature | 70°F | ||
Minimum outside temperature | 58°F | ||
Precipitation | 3.7in | ||
Number of days of precipitation | 5 jour(s) (17%) | ||
Cloud cover | 27% | ||
Our opinion | cold swimming |
More information on swimming in Aveiro in may
List of coastal cities in Portugal
Angra do Heroismo (Terceira) in may | cool swimming |
Funchal in may | cool swimming |
Lisbon in may | cool swimming |
Albufeira in may | cool swimming |
Aveiro in may | cold swimming |
Faro (Algarve) in may | cool swimming |
Ilha do Porto Santo in may | cool swimming |
Lagos in may | cool swimming |
Ponta Delgada in may | cool swimming |
Porto in may | cold swimming |
Santa Maria (Azores) in may | freezing swimming |
Viana do Castelo in may | cold swimming |
Cascais in may | cool swimming |
Portimao in may | cool swimming |
Praia de Mira in may | cold swimming |
Sines in may | cool swimming |
Achadas da Cruz in may | cool swimming |
Aljezur in may | cool swimming |
Altura in may | cool swimming |
Arco de São Jorge in may | cool swimming |
Cabo Girão in may | cool swimming |
Calheta in may | cool swimming |
Caminha in may | cold swimming |
Caniçal in may | cool swimming |
Carvoeiro in may | cool swimming |
Colares in may | cool swimming |
Costa da Caparica in may | cool swimming |
Costa Nova do Prado in may | cold swimming |
Foz do Arelho in may | cool swimming |
Furnas in may | cool swimming |
Gaula in may | cool swimming |
Guincho in may | cool swimming |
Jardim do Mar in may | cool swimming |
Madalena do Mar in may | cool swimming |
Ponta de São Lourenço in may | cool swimming |
Ponta Delgada in may | cool swimming |
Ponta do Pargo in may | cool swimming |
Porto da Cruz in may | cool swimming |
Porto Moniz in may | cool swimming |
Praia da Arrifana in may | cool swimming |
Praia da Rocha in may | cool swimming |
Praia de Machico in may | cool swimming |
Praia Formosa in may | cool swimming |
Ria Formosa in may | cool swimming |
Santa Cruz (Madeira) in may | cool swimming |
Santana (Madeira) in may | cool swimming |
São Jorge in may | cool swimming |
São Miguel in may | cool swimming |
São Vicente in may | cool swimming |
Seixal in may | cool swimming |
Tavira Municipality in may | cool swimming |
Vila Baleira in may | cool swimming |
Arco da Calheta in may | cool swimming |
Arcozelo in may | cold swimming |
Câmara de Lobos in may | cool swimming |
Canico in may | cool swimming |
Canidelo in may | cold swimming |
Ericeira in may | cool swimming |
Esmoriz in may | cold swimming |
Espinho in may | cold swimming |
Esposende in may | cold swimming |
Estoril in may | cool swimming |
Figueira da Foz Municipality in may | cold swimming |
Gafanha da Nazare in may | cold swimming |
Lavra in may | cold swimming |
Leca da Palmeira in may | cold swimming |
Lourinhã in may | cool swimming |
Luz in may | cool swimming |
Machico in may | cool swimming |
Marinha Grande in may | cool swimming |
Monte Gordo in may | cool swimming |
Montijo in may | cool swimming |
Nazaré in may | cool swimming |
Olhao in may | cool swimming |
Ovar in may | cold swimming |
Peniche in may | cool swimming |
Ponta do Sol in may | cool swimming |
Porto Covo in may | cool swimming |
Póvoa de Varzim in may | cold swimming |
Quarteira in may | cool swimming |
Ribeira Brava in may | cool swimming |
Sagres in may | cool swimming |
Sao Martinho do Porto in may | cool swimming |
Sao Teotonio in may | cool swimming |
Sesimbra in may | cool swimming |
Setúbal in may | cool swimming |
Vila do Bispo in may | cool swimming |
Vila do Conde in may | cold swimming |
Vila Nova de Milfontes in may | cool swimming |
Vila Praia de Ancora in may | cold swimming |
Vila Real de Santo António in may | cool swimming |