Inchydoney Water Temperature & Swim Forecast
Long west-Cork blue-flag beach.
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Location
Inchydoney 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 Inchydoney's current water temperature. Individual tolerance, wind chill, and session length all matter — when in doubt, size up.
Inchydoney swimming conditions summary
- Water temperature
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- Water feels
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- Swimmable today
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- 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 Inchydoney 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 Inchydoney next week?
Based on long-term August averages and the latest marine model, expect the sea around Inchydoney to sit close to 16.0°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 Inchydoney?
July – August – September are typically the warmest months to swim at Inchydoney, with sea temperatures at their seasonal peak.
Can I swim at Inchydoney today?
Live data is loading. In summer, this beach typically offers comfortable swimming conditions.
- • Located in West Coast, Ireland (Celtic Sea).
- • 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 Inchydoney
The sea in Inchydoney peaks in August, when the water averages around 16°C.
On average, 0 months a year sit above 20°C — the threshold most swimmers describe as pleasant without a wetsuit.
Outside peak season the water drops toward 9°C, so a 3/2mm shorty or full wetsuit makes long swims much more comfortable.
The coldest month is typically February at around 9°C, when cold-water swimmers dominate the coast.
Inchydoney sea temperature history
Long-term climatology for Inchydoney shows an annual mean sea temperature of 12°C, ranging from 9°C in winter to 16°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 Inchydoney, 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.
Inchydoney sea temperature: frequently asked questions
What is the warmest month to swim in Inchydoney?
August is the warmest month in Inchydoney, when the sea averages about 16°C. Late-season warmth often persists a few weeks after peak.
When is the sea coldest in Inchydoney?
The coldest month in Inchydoney is typically February, when the water averages around 9°C. Cold-water swimmers and surfers dominate this period.
When can you swim in Inchydoney without a wetsuit?
The sea in Inchydoney rarely climbs above 20°C, so a wetsuit is recommended year-round for anything longer than a quick dip.
Do I need a wetsuit in Inchydoney?
Outside peak summer the water in Inchydoney drops toward 9°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 Inchydoney?
The long-term annual mean sea temperature in Inchydoney is about 12°C, based on multi-decadal climatology of the surrounding waters.
How do I check the current sea temperature in Inchydoney?
The live reading at the top of this page shows the current sea temperature in Inchydoney, 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
| Month | Sea | Comfort |
|---|---|---|
| Jan | 10°C | Cold |
| Feb | 9°C | Cold |
| Mar | 9°C | Cold |
| Apr | 10°C | Cold |
| May | 11°C | Cold |
| Jun | 13°C | Cold |
| Jul | 15°C | Bracing |
| Aug ⭐ | 16°C | Bracing |
| Sep | 15°C | Bracing |
| Oct | 14°C | Bracing |
| Nov | 12°C | Cold |
| Dec | 11°C | Cold |
Nearby beaches
The closest coastline, with live water temperatures.