根組浜
Coastal areas · Japan
Rating right now
An open SE-facing sand beach on the Hakodate Bay near Coastal areas, 根組浜 works on E–S groundswell; W–N 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: ~22.8°C (73°F) on average
Jan
11°C
51.8°F · 8.1–15.8°C
Feb
8.8°C
47.8°F · 6.6–15.6°C
Mar
8°C
46.4°F · 4.9–15.7°C
Apr
9.7°C
49.5°F · 7.2–14.6°C
May
13°C
55.4°F · 9.7–18.3°C
Jun
17.2°C
63°F · 13.4–20.4°C
Jul
21°C
69.8°F · 16.7–24.9°C
Aug
23.9°C
75°F · 20.8–27°C
Sep
22.8°C
73°F · 20.2–26.6°C
Oct
19.5°C
67.1°F · 17.5–23.2°C
Nov
16.4°C
61.5°F · 13.9–20°C
Dec
13.8°C
56.8°F · 11.9–18.3°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
E–S
Best wind
W–N
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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