Biru Beach
Okinawa · Japan
Rating right now
An open NW-facing sand beach on the East China Sea near Okinawa, Biru Beach works on W–N groundswell; E–S winds offshore, with conditions most reliable april–october.
Today's surf at Biru Beach
Updated 09:55 spot time
Biru Beach surf report for Thursday 1 Oct: waves 0.3 m–0.4 m knee to waist high, 0.3 m NNW swell at 4.85 s. Wind up to 14 km/h NNW. Water 29°C. Best surf window around 12:00 — fair (2/5) with 13 km/h NW 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: ~27.3°C (81.1°F) on average
Jan
22.4°C
72.3°F · 20.7–24.5°C
Feb
21.5°C
70.7°F · 19.8–23.1°C
Mar
21.5°C
70.7°F · 19–23.2°C
Apr
22.3°C
72.1°F · 21–23.3°C
May
24.5°C
76.1°F · 22.9–26.3°C
Jun
26.7°C
80.1°F · 24.4–28.9°C
Jul
28.7°C
83.7°F · 27.2–31.4°C
Aug
28.9°C
84°F · 27.2–30.4°C
Sep
28.5°C
83.3°F · 26.7–30.5°C
Oct
27.3°C
81.1°F · 25.5–28.9°C
Nov
25.3°C
77.5°F · 23.8–27.4°C
Dec
23.8°C
74.8°F · 22.6–26°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
W–N
Best wind
E–S
Break type
Beach break
Best season
April–October
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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