Ama Beach
Coastal areas · Japan
Rating right now
Ama Beach is a N-facing sand beach on the Japan shoreline, opening onto the East China Sea — it catches NW–NE swell, and offshore SE–SW winds tidy the banks through 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: ~27.3°C (81.1°F) on average
Jan
22.7°C
72.9°F · 21.5–24.9°C
Feb
21.8°C
71.2°F · 19.8–23.1°C
Mar
22°C
71.6°F · 21.1–23.3°C
Apr
22.9°C
73.2°F · 21.6–23.8°C
May
24.9°C
76.8°F · 23–26.8°C
Jun
27°C
80.6°F · 24.3–29.2°C
Jul
28.8°C
83.8°F · 27.3–30.8°C
Aug
28.9°C
84°F · 27.1–30.5°C
Sep
28.5°C
83.3°F · 26.6–30.4°C
Oct
27.3°C
81.1°F · 25.6–28.9°C
Nov
25.5°C
77.9°F · 23.9–27.3°C
Dec
24.1°C
75.4°F · 23–25.8°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
NW–NE
Best wind
SE–SW
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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