Portugal
Alentejo Coast · Atlantic Ocean

Praia de Odeceixe-MarSea temperature now

Surfing river-mouth beach.

Mild water with a light chop and a light breeze — good swimming conditions.

Sea temperature now
20.6°Cwarm
Excellent
Updated just now · Source: Open-Meteo Marine
Air
Waves
Wind
UV

Location

Praia de Odeceixe-Mar on the map, with nearby beaches and live sea temperatures.

7-day forecast

Water, air, waves, wind and UV outlook for the week ahead.

Monthly sea temperature averages

Typical year-round water temperature, based on regional climatology.

14°C21°C· Current month outlined· “Best” = within 2°C of the annual peak

Best time to swim in Praia de Odeceixe-Mar

The sea in Praia de Odeceixe-Mar peaks in August, when the water averages around 21°C.

The main swimming season runs from July – September, when surface temperatures stay comfortable for extended sessions.

On average, 3 months a year sit above 20°C — the threshold most swimmers describe as pleasant without a wetsuit.

Shoulder months like June and October are noticeably cooler but often quieter, with fewer crowds and steadier weather.

Outside peak season the water drops toward 14°C, so a 3/2mm shorty or full wetsuit makes long swims much more comfortable.

The coldest month is typically February at around 14°C, when cold-water swimmers dominate the coast.

Praia de Odeceixe-Mar sea temperature history

Long-term climatology for Praia de Odeceixe-Mar shows an annual mean sea temperature of 18°C, ranging from 14°C in winter to 21°C at the summer peak.

The seasonal swing is roughly 7°C between the coldest and warmest month — a useful yardstick when comparing years or checking whether the current sea is running above or below average.

Recent decades have trended slightly warmer at Praia de Odeceixe-Mar, in line with regional sea-surface temperature records for the wider basin.

Monthly averages below are drawn from multi-decadal climatology and are updated as new observations arrive.

Jan
15°C
Feb
14°C
Mar
15°C
Apr
16°C
May
17°C
Jun
19°C
Jul
20°C
Aug
21°C
Sep
21°C
Oct
19°C
Nov
18°C
Dec
16°C

Praia de Odeceixe-Mar sea temperature: frequently asked questions

What is the warmest month to swim in Praia de Odeceixe-Mar?

August is the warmest month in Praia de Odeceixe-Mar, when the sea averages about 21°C. Late-season warmth often persists a few weeks after peak.

When is the sea coldest in Praia de Odeceixe-Mar?

The coldest month in Praia de Odeceixe-Mar is typically February, when the water averages around 14°C. Cold-water swimmers and surfers dominate this period.

When can you swim in Praia de Odeceixe-Mar without a wetsuit?

The main swimming season in Praia de Odeceixe-Mar runs from July – September — about 3 months a year when the sea sits above 20°C, the level most swimmers describe as pleasant without a wetsuit.

Do I need a wetsuit in Praia de Odeceixe-Mar?

Outside peak summer the water in Praia de Odeceixe-Mar drops toward 14°C, so a 3/2mm shorty or full wetsuit makes long swims much more comfortable. In peak months most swimmers go without.

What is the average sea temperature in Praia de Odeceixe-Mar?

The long-term annual mean sea temperature in Praia de Odeceixe-Mar is about 18°C, based on multi-decadal climatology of the surrounding waters.

How do I check the current sea temperature in Praia de Odeceixe-Mar?

The live reading at the top of this page shows the current sea temperature in Praia de Odeceixe-Mar, updated hourly from marine buoy and satellite data. The 7-day forecast covers water, air, waves, wind and UV for the week ahead.

Year-round sea temperature

Best swim months: Jul – Aug – Sep

MonthSeaComfort
Jan15°CBracing
Feb14°CBracing
Mar15°CBracing
Apr16°CBracing
May17°CBracing
Jun19°CPleasant
Jul20°CPleasant
Aug21°CPleasant
Sep21°CPleasant
Oct19°CPleasant
Nov18°CPleasant
Dec16°CBracing

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