Month-specific sea-surface temperature · USA
Hawaii Sea Temperature in February
24.8°C
76.6°F
In February, sea-surface temperature near Hawaii has a historical monthly average of 24.8°C. This is not the reading for any particular holiday date.
Across 2022–2025, the lowest and highest yearly February monthly means were 24.7–24.9°C. These are not daily extremes.
Limited historical coverage: this month page is excluded from search indexing until enough comparable data is available.
Previous month
January · 25.4°C
Change into February: -0.6°C
Next month
March · 25.0°C
Change into next month: +0.2°C
Can you swim or snorkel in Hawaii in February?
At 24.8°C our temperature-only guide describes the water as mild water. Comfort depends on your cold tolerance, immersion time and wind. A historical average cannot determine whether conditions are safe on any given day.
Do you need a wetsuit?
A rash guard is useful; cold-sensitive snorkelers may prefer a shorty wetsuit.
Which beach should you choose?
Look for a beach sheltered from the actual forecast waves and wind on your visit. Exposure, currents and entry conditions vary even where water temperatures are similar. Follow local warnings.
Check the current waves, wind and snorkeling forecast →
A live forecast does not predict a future February. Check again close to your trip.
Waves and wind: recorded-model conditions for February
These figures come from a separately modelled, date-specific wind/wave backfill, not the NOAA SST series. A single observed season is not a climatological likelihood or a guarantee of safe conditions.
Compare nearby coasts with their own evidence
A “calm hour” meets fixed modelled wave/wind thresholds; neither visibility nor local currents, entry conditions or actual beach safety is measured here. Periods may differ by coast.
Data source and limitations
Source: Open-Meteo Marine API, MeteoFrance sea-surface temperature; 2022–2025. Marine model grid near 20.75, -156.50. Based on 2 yearly monthly means and 1368 recorded samples. Source methodology.
Modelled sea-surface temperatures do not establish underwater visibility, wildlife, calm currents or safe entry.