赤羽根海岸
Coastal areas · Japan
Rating right now
An open S-facing sand beach on the Uchi Sea near Coastal areas, 赤羽根海岸 works on SE–SW groundswell; NW–NE winds offshore, with conditions most reliable april–october.
10-day forecast
Local time · updates hourly
Wave height & period
Wind
| Time | Rating | Waves | Swell | Wind | Air |
|---|---|---|---|---|---|
Water temperature by month
This month: ~25.6°C (78.1°F) on average
Jan
16.6°C
61.9°F · 14.5–18.4°C
Feb
15.5°C
59.9°F · 14–17.1°C
Mar
15.4°C
59.7°F · 13.2–17.2°C
Apr
16.9°C
62.4°F · 14.9–19.7°C
May
19°C
66.2°F · 14.5–21.6°C
Jun
21.4°C
70.5°F · 19.7–23°C
Jul
24°C
75.2°F · 21.7–27.2°C
Aug
26.2°C
79.2°F · 23.1–28°C
Sep
25.6°C
78.1°F · 23–27.7°C
Oct
23.4°C
74.1°F · 20.6–26.1°C
Nov
20.8°C
69.4°F · 17.9–23.6°C
Dec
18.6°C
65.5°F · 16.4–21.5°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
SE–SW
Best wind
NW–NE
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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