山波の洲
Hiroshima · Japan
Rating right now
A april–october beach on the Seto Inland Sea near Hiroshima, 山波の洲 is exposed to SW swell — S–W on the forecast is when it lights up, ideally with a N–E wind.
10-day forecast
Local time · updates hourly
Wave height & period
Wind
| Time | Rating | Waves | Swell | Wind | Air |
|---|---|---|---|---|---|
Water temperature by month
This month: ~26.9°C (80.4°F) on average
Jan
13.7°C
56.7°F · 10.6–16.7°C
Feb
11.9°C
53.4°F · 9.3–16.3°C
Mar
12.4°C
54.3°F · 9.8–16.7°C
Apr
14.8°C
58.6°F · 11.2–17°C
May
17.8°C
64°F · 14.5–20.6°C
Jun
21.8°C
71.2°F · 20–24.6°C
Jul
25.5°C
77.9°F · 23.3–28.4°C
Aug
27.8°C
82°F · 26.1–30°C
Sep
26.9°C
80.4°F · 24.9–30.1°C
Oct
23.8°C
74.8°F · 20.9–27.2°C
Nov
19.6°C
67.3°F · 16.3–22.4°C
Dec
16.2°C
61.2°F · 12.5–20.8°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
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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