Ocean Beach Park Water Temperature & Swim Forecast
Boardwalk beach on the Sound.
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Location
Ocean Beach Park 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 Ocean Beach Park's current water temperature. Individual tolerance, wind chill, and session length all matter — when in doubt, size up.
Ocean Beach Park 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 Ocean Beach Park 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 Ocean Beach Park next week?
Based on long-term August averages and the latest marine model, expect the sea around Ocean Beach Park to sit close to 28.0°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 Ocean Beach Park?
July – August – September are typically the warmest months to swim at Ocean Beach Park, with sea temperatures at their seasonal peak.
Can I swim at Ocean Beach Park today?
Live data is loading. In summer, this beach typically offers comfortable swimming conditions.
- • Located in Connecticut, United States (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 Ocean Beach Park
The sea in Ocean Beach Park peaks in July, when the water averages around 28°C.
The main swimming season runs from April – November, when surface temperatures stay comfortable for extended sessions.
On average, 8 months a year sit above 20°C — the threshold most swimmers describe as pleasant without a wetsuit.
Shoulder months like March and December are noticeably cooler but often quieter, with fewer crowds and steadier weather.
The coldest month is typically January at around 18°C, when cold-water swimmers dominate the coast.
Ocean Beach Park sea temperature history
Long-term climatology for Ocean Beach Park shows an annual mean sea temperature of 23°C, ranging from 18°C in winter to 28°C at the summer peak.
The seasonal swing is roughly 10°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 Ocean Beach Park, 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.
Ocean Beach Park sea temperature: frequently asked questions
What is the warmest month to swim in Ocean Beach Park?
July is the warmest month in Ocean Beach Park, when the sea averages about 28°C. Late-season warmth often persists a few weeks after peak.
When is the sea coldest in Ocean Beach Park?
The coldest month in Ocean Beach Park is typically January, when the water averages around 18°C. Cold-water swimmers and surfers dominate this period.
When can you swim in Ocean Beach Park without a wetsuit?
The main swimming season in Ocean Beach Park runs from April – November — about 8 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 Ocean Beach Park?
Outside peak summer the water in Ocean Beach Park drops toward 19°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 Ocean Beach Park?
The long-term annual mean sea temperature in Ocean Beach Park is about 23°C, based on multi-decadal climatology of the surrounding waters.
How do I check the current sea temperature in Ocean Beach Park?
The live reading at the top of this page shows the current sea temperature in Ocean Beach Park, 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: Apr – May – Jun – Jul – Aug – Sep – Oct – Nov
| Month | Sea | Comfort |
|---|---|---|
| Jan | 18°C | Pleasant |
| Feb | 18°C | Pleasant |
| Mar | 19°C | Pleasant |
| Apr | 21°C | Pleasant |
| May | 23°C | Warm |
| Jun | 26°C | Hot |
| Jul ⭐ | 28°C | Hot |
| Aug | 28°C | Hot |
| Sep | 27°C | Hot |
| Oct | 25°C | Warm |
| Nov | 22°C | Warm |
| Dec | 19°C | Pleasant |
Nearby beaches
The closest coastline, with live water temperatures.