Hamoa beach
Hawaii · United States
Rating right now
An open E-facing sand beach on the Coastal Waters near Hawaii, Hamoa beach works on NE–SE groundswell; SW–NW winds offshore, with conditions most reliable year-round.
Today's surf at Hamoa beach
Updated 18:34 spot time
Hamoa beach surf report for Wednesday 30 Sept: waves 5.5 ft–6.5 ft overhead, 5.5 ft E swell at 7.1 s. Wind up to 8 mph ESE. Water 82°F. Best surf window around 10:00 AM — good (3.5/5) with 7 mph ESE wind.
Snapshot refreshed hourly — the live hourly forecast below updates in real time.
10-day forecast
Local time · updates hourly
Wave height & period
Wind
| Time | Rating | Waves | Swell | Wind | Air |
|---|---|---|---|---|---|
Water temperature by month
This month: ~26.5°C (79.7°F) on average
Jan
24.5°C
76.1°F · 22.9–25.5°C
Feb
24.3°C
75.7°F · 23.4–25.2°C
Mar
24.1°C
75.4°F · 22.8–25.2°C
Apr
24.4°C
75.9°F · 23.1–25.5°C
May
25°C
77°F · 24.1–26.3°C
Jun
25.4°C
77.7°F · 24–26.4°C
Jul
25.8°C
78.4°F · 24.6–27.1°C
Aug
26.2°C
79.2°F · 25.2–27.5°C
Sep
26.7°C
80.1°F · 25–28.9°C
Oct
26.5°C
79.7°F · 25.3–27.9°C
Nov
26°C
78.8°F · 24.6–27.6°C
Dec
25.2°C
77.4°F · 23.7–26.3°C
25-year monthly averages from the NOAA OISST satellite record — typical range min–max, not a live reading.
Know before you go
Best swell
NE–SE
Best wind
SW–NW
Break type
Beach break
Best season
Year-round
Safety: Friendly by surf standards, but rip currents and drop-in etiquette still apply. Shifting sandbars create moving rip currents — learn to spot them and use them to get out back. Sharks are part of the ecosystem here — avoid dawn, dusk and murky rivermouth water.
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