Round Island Beach
Southern · Hong Kong
Rating right now
Round Island Beach is a SW-facing sand beach on the Hong Kong shoreline, opening onto the South China Sea — it catches S–W swell, and offshore N–E winds tidy the banks through year-round.
Today's surf at Round Island Beach
Updated 09:30 spot time
Round Island Beach surf report for Friday 2 Oct: waves 0.1 m ankle to knee high, 0.1 m ESE swell at 6.3 s. Wind up to 10 km/h ENE. Water 29°C. Best surf window around 00:00 — flat (0.5/5) with 1 km/h NE 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: ~27.1°C (80.8°F) on average
Jan
19.6°C
67.3°F · 17.3–21.3°C
Feb
19.4°C
66.9°F · 14.1–22.3°C
Mar
20.7°C
69.3°F · 18.5–23.8°C
Apr
22.8°C
73°F · 20.4–25.8°C
May
26.4°C
79.5°F · 24.2–29.6°C
Jun
28.3°C
82.9°F · 25.6–30.7°C
Jul
29.1°C
84.4°F · 27–30.7°C
Aug
28.9°C
84°F · 26.9–30.8°C
Sep
28.4°C
83.1°F · 26.4–30.4°C
Oct
27.1°C
80.8°F · 24.9–28.8°C
Nov
24.1°C
75.4°F · 22.2–26.5°C
Dec
21.1°C
70°F · 18.3–23.7°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
S–W
Best wind
N–E
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.
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