いさんだの浜
Fukuoka · Japan
Rating right now
いさんだの浜 is a E-facing sand beach on the Japan shoreline, opening onto the Aki-nada — it catches NE–SE swell, and offshore SW–NW 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: ~23.1°C (73.6°F) on average
Jan
12.4°C
54.3°F · 9.3–16.5°C
Feb
10.7°C
51.3°F · 8.9–15.5°C
Mar
11.4°C
52.5°F · 8.5–15.7°C
Apr
13.7°C
56.7°F · 10.5–16.5°C
May
17.4°C
63.3°F · 13.2–20.7°C
Jun
21.5°C
70.7°F · 19.3–23.6°C
Jul
25.5°C
77.9°F · 22.2–28.3°C
Aug
27.7°C
81.9°F · 25.5–30.3°C
Sep
26.3°C
79.3°F · 24–29°C
Oct
23.1°C
73.6°F · 21.1–25.9°C
Nov
19.2°C
66.6°F · 16.7–21.3°C
Dec
15.6°C
60.1°F · 12.6–17.7°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
NE–SE
Best wind
SW–NW
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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