United States
Oahu · Pacific Ocean

Sunset Beach

North Shore winter big-wave arena.

Warm water with a moderate swell and a moderate breeze — good swimming conditions.

Sea temperature now
25.7°Chot
Good
Updated just now · Source: Open-Meteo Marine
Air temperature
24.4°C
Wave height
1.8 m
Wind
23.4 km/h
UV index
0.0 UV index

Location

Sunset 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 25.7°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 Sunset 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 Sunset Beach today?

The sea is currently 25.7°C — good swimming conditions. Most swimmers will find it pleasant.

Key takeaways
  • • Located in Oahu, United States (Pacific Ocean).
  • Best suited to confident swimmers and watersports.
  • • Live data refreshed hourly from Open-Meteo Marine.

Monthly sea temperature averages

Tap any month to see what to expect — based on regional climatology.

18°C28°C· Current month outlined· “Best” = within 2°C of the annual peak

Year-round sea temperature

Best swim months: Apr – May – Jun – Jul – Aug – Sep – Oct – Nov

MonthSeaComfort
Jan18°CPleasant
Feb18°CPleasant
Mar19°CPleasant
Apr21°CPleasant
May23°CWarm
Jun26°CHot
Jul28°CHot
Aug28°CHot
Sep27°CHot
Oct25°CWarm
Nov22°CWarm
Dec19°CPleasant

Nearby beaches

The closest coastline, with live water temperatures.