Can I swim at Stone Harbor Beach right now?

The sea at Stone Harbor Beach is currently 25.0°C — excellent swimming conditions. Most swimmers will find the water comfortable when it's above 22°C; below 18°C feels fresh and a wetsuit is recommended.

What will the sea temperature be at Stone Harbor Beach next week?

Based on long-term July averages and the latest marine model, expect the sea around Stone Harbor Beach to sit close to 23.0°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 Stone Harbor Beach?

July – August – September are typically the warmest months to swim at Stone Harbor Beach, with sea temperatures at their seasonal peak.

Do I need a wetsuit at Stone Harbor Beach?

With water currently at 25.0°C: above 22°C no wetsuit needed; 18–22°C a shorty is comfortable for long swims; 14–18°C a 3/2mm full suit; below 14°C a 4/3mm or thicker.

United States

New Jersey · Atlantic Ocean

Stone Harbor Beach

Family Cape-May-County beach.

Warm water with a light chop and a moderate breeze — great swimming conditions.

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Sea temperature now

25.0°Chot

Excellent

Updated just now · Source: Open-Meteo Marine

Air temperature

27.0°C

Wave height

0.8 m

Wind

16.2 km/h

UV index

0.0 UV index

Location

Stone Harbor Beach on the map, with nearby beaches and live sea temperatures.

7-day forecast

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

Wetsuit recommendation

No wetsuit

At 25.0°C the water is warm enough to swim and surf in just a swimsuit or boardshorts.

Surf & watersports

Tropical-feel conditions. Most swimmers stay comfortable for an hour or more without thermal protection. UV exposure is the bigger risk — sunscreen and a rash vest are worth packing.

Open-water swimming

Open-water swims of 60+ minutes feel comfortable with no neoprene.

Recommendation tuned for Stone Harbor Beach's current water temperature. Individual tolerance, wind chill, and session length all matter — when in doubt, size up.

Quick answer

Can I swim at Stone Harbor Beach today?

The sea is currently 25.0°C — excellent swimming conditions. Most swimmers will find it pleasant.

Key takeaways

• Located in New Jersey, 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.

Jan5°C Feb4°C Mar5°C Apr9°C May14°C Jun19°C Jul23°CBest Aug23°CBest Sep21°C Oct17°C Nov12°C Dec8°C

4°C → 23°C· Current month outlined· “Best” = within 2°C of the annual peak

Year-round sea temperature

Best swim months: Jul – Aug – Sep

Month	Sea	Comfort
Jan	5°C	Cold
Feb	4°C	Cold
Mar	5°C	Cold
Apr	9°C	Cold
May	14°C	Bracing
Jun	19°C	Pleasant
Jul ⭐	23°C	Warm
Aug	23°C	Warm
Sep	21°C	Pleasant
Oct	17°C	Bracing
Nov	12°C	Cold
Dec	8°C	Cold

Can you swim here? — Stone Harbor Beach