August is a popular month to ask about Praia da Manta Rota because conditions can shift week to week along this coast. Expect the water near 21.0°C, with daily variation from wind, tides and recent storms. We refresh the live value from Open-Meteo Marine every hour, so the headline above always reflects the current state of the Atlantic Ocean.
Praia da Manta Rota sea temperature in August — averages 21.0°C
The sea at Praia da Manta Rota in Portugal averages 21.0°C during August, based on long-run climatology for the Atlantic Ocean. Use the live reading below for today's actual water and the monthly grid to compare with the rest of the year.
Average sea · August
21.0°C
warm · Excellent
Live water now
…
Recommended wetsuit
Shorty 2mm
At 21.0°C a 2mm shorty keeps surfers warm; lap swimmers can usually skip the neoprene.
Monthly comparison
Yes — comfortable for most swimmers · Praia da Manta Rota
Can you swim at Praia da Manta Rota in July? — 20.0°C water20.0°CCan you swim at Praia da Manta Rota in August? — 21.0°C water21.0°CCan you swim at Praia da Manta Rota in September? — 21.0°C water21.0°CCan you swim at Praia da Manta Rota in October? — 19.0°C water19.0°CCan you swim at Praia da Manta Rota in November? — 18.0°C water18.0°CCan you swim at Praia da Manta Rota in December? — 16.0°C water16.0°C
Frequently asked questions
What is the average sea temperature at Praia da Manta Rota in August?
Praia da Manta Rota averages 21.0°C in August, based on long-run climatology for the Atlantic Ocean.
Is the sea warm enough to swim at Praia da Manta Rota in August?
Yes, most swimmers find 21.0°C comfortable for unrestricted swimming.
Do I need a wetsuit at Praia da Manta Rota in August?
Most swimmers don't need a wetsuit; a rash vest helps for longer sessions.