Location
Seixal Natural Pools on the map, with nearby beaches and live sea temperatures.
7-day forecast
Water, air, waves, wind and UV outlook for the week ahead.
Check live temperature
Live water temperature is loading — refresh in a moment for a precise recommendation.
Recommendation tuned for Seixal Natural Pools's current water temperature. Individual tolerance, wind chill, and session length all matter — when in doubt, size up.
Seixal Natural Pools swimming conditions summary
- Water temperature
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- Water feels
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- Swimmable today
- Loading live reading
- Swim conditions score
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- Wetsuit needed
- Check live temperature
- Air temperature
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- Waves
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- Wind
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- UV index
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- Warmest months to swim
- July, August, September
Live water temperature is loading — refresh in a moment for a precise recommendation. Live marine data updated hourly from Open-Meteo Marine.
Frequently asked questions
Can I swim at Seixal Natural Pools right now?
Live data is loading. Use the 7-day forecast above to plan your swim — conditions above 22°C are comfortable for most swimmers.
What will the sea temperature be at Seixal Natural Pools next week?
Based on long-term August averages and the latest marine model, expect the sea around Seixal Natural Pools to sit close to 21.0°C over the next 7 days. Check the live 7-day chart above for the exact daily outlook.
When is the best month to swim at Seixal Natural Pools?
July – August – September are typically the warmest months to swim at Seixal Natural Pools, with sea temperatures at their seasonal peak.
Can I swim at Seixal Natural Pools today?
Live data is loading. In summer, this beach typically offers comfortable swimming conditions.
- • Located in Madeira, Portugal (Atlantic Ocean).
- • Family friendly with calm, accessible water.
- • Live data refreshed hourly from Open-Meteo Marine.
Monthly sea temperature averages
Tap any month to see what to expect — based on regional climatology.
Best time to swim in Seixal Natural Pools
The sea in Seixal Natural Pools 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.
Seixal Natural Pools sea temperature history
Long-term climatology for Seixal Natural Pools 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 Seixal Natural Pools, 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.
Seixal Natural Pools sea temperature: frequently asked questions
What is the warmest month to swim in Seixal Natural Pools?
August is the warmest month in Seixal Natural Pools, when the sea averages about 21°C. Late-season warmth often persists a few weeks after peak.
When is the sea coldest in Seixal Natural Pools?
The coldest month in Seixal Natural Pools is typically February, when the water averages around 14°C. Cold-water swimmers and surfers dominate this period.
When can you swim in Seixal Natural Pools without a wetsuit?
The main swimming season in Seixal Natural Pools 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 Seixal Natural Pools?
Outside peak summer the water in Seixal Natural Pools 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 Seixal Natural Pools?
The long-term annual mean sea temperature in Seixal Natural Pools is about 18°C, based on multi-decadal climatology of the surrounding waters.
How do I check the current sea temperature in Seixal Natural Pools?
The live reading at the top of this page shows the current sea temperature in Seixal Natural Pools, 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
| Month | Sea | Comfort |
|---|---|---|
| Jan | 15°C | Bracing |
| Feb | 14°C | Bracing |
| Mar | 15°C | Bracing |
| Apr | 16°C | Bracing |
| May | 17°C | Bracing |
| Jun | 19°C | Pleasant |
| Jul | 20°C | Pleasant |
| Aug ⭐ | 21°C | Pleasant |
| Sep | 21°C | Pleasant |
| Oct | 19°C | Pleasant |
| Nov | 18°C | Pleasant |
| Dec | 16°C | Bracing |
Nearby beaches
The closest coastline, with live water temperatures.