Can I swim at Stone Harbor right now?

The sea at Stone Harbor is currently 22.5°C — great 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 next week?

Based on long-term June averages and the latest marine model, expect the sea around Stone Harbor to sit close to 21.9°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?

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

Do I need a wetsuit at Stone Harbor?

With water currently at 22.5°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

Popular New Jersey beach near Stone Harbor.

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

View on map OpenStreetMap Directions

Sea temperature now

22.5°Cwarm

Excellent

Updated just now · Source: Open-Meteo Marine

Air temperature

19.9°C

Wave height

0.5 m

Wind

10.2 km/h

UV index

0.1 UV index

Location

Stone Harbor 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

Rash vest or swimsuit

At 22.5°C most swimmers and surfers are comfortable in a swimsuit or thin rash top.

Surf & watersports

Warm summer-Mediterranean range. A UV-rated rash vest adds sun protection without restricting your stroke. Children and slim swimmers may prefer a thin 1.5mm shorty for sessions over 45 minutes.

Open-water swimming

Comfortable for unlimited swim duration; rash vest cuts UV and chafing.

Recommendation tuned for Stone Harbor'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 today?

The sea is currently 22.5°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