Overview

Rumoi is a kitesurfing spot on the northwest coast of Hokkaido, on the Sea of Japan. This spot offers powerful west to northwest wind conditions, reinforced by its northern position.

The water is exposed to the Sea of Japan. Tides are present. Suited for advanced riders due to potentially very strong winds and cold water.

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Spot forecast for Rumoi

Sunrise 05:53 · Sunset 16:42

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< 7 kn7–12 kn13–20 kn21–30 kn31–40 kn41+ kn Gusts Your minimum: 7 kn

Forecasts provided by Open-Meteo

Swell and waves

Swell and tides over 8 days. Premium members see the swell and tides over 8 days. Without a subscription: 5 days.

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Wave height: < 0.5 m 0.5–1 m 1–2 m 2–3 m ≥ 3 m

Swell data by Open-Meteo Marine

Tides

Heights above lowest astronomical tide, in the spot's local time. Computed 1.9 km from the spot.

Tuesday 20 October High tide 03:52 · 0.3 m Low tide 17:58 · 0.1 m
Wednesday 21 October High tide 02:27 · 0.3 m Low tide 19:02 · 0.1 m
Thursday 22 October High tide 02:16 · 0.3 m Low tide 08:31 · 0.2 m High tide 12:33 · 0.2 m Low tide 19:54 · 0.1 m
Friday 23 October High tide 02:19 · 0.3 m Low tide 08:39 · 0.2 m High tide 13:45 · 0.2 m Low tide 20:37 · 0.1 m
Saturday 24 October High tide 02:21 · 0.2 m Low tide 08:50 · 0.1 m High tide 14:47 · 0.3 m Low tide 21:15 · 0.2 m

Rumoi: when to go?

Rideable days and hours computed for a minimum wind of 7 knots · log in to set your own (foil, twin-tip…)

Season · peak

179h

in March · 22 rideable days

Wind is uneven from month to month: the best months are December, March and May, at 22 rideable days and 7 °C. The low point is August, at 9.5 days.

Rideable days per month

Wind strength when it is rideable

7-12 knots · 74%13-20 knots · 26%21-30 knots · under 1%

When the spot works, wind sits mostly between 7 and 12 knots — 74% of rideable hours. Big-kite territory. The coldest month is January, at 0 °C. The wettest month is August, with 248 mm.

Monthly averages: Rumoi

Monthly averages — Rumoi — averaged over 2 years of records — Weather data by Open-Meteo.com — How it is calculated
Month	Rideable days	Usable wind	Temperature	Rain
January	14.5	108 h	0 °C	149 mm
February	17.5	149 h	0 °C	100 mm
March	22.0	179 h	3 °C	106 mm
April	15.5	134 h	11 °C	116 mm
May	20.0	141 h	17 °C	120 mm
June	12.5	88 h	22 °C	121 mm
July	15.0	100 h	26 °C	157 mm
August	9.5	62 h	26 °C	248 mm
September	14.5	112 h	23 °C	171 mm
October	16.5	131 h	15 °C	210 mm
November	19.0	150 h	7 °C	179 mm
December	22.5	196 h	1 °C	201 mm

Photo gallery of Rumoi

This spot is waiting for its first images

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Technical details of Rumoi spot

The spot works with winds from N, WSW, W, WNW, NW, NNW.

Rideable Not rideable

Spot opening date · Required level

Spot opening date: Open all year round
Required level: Advanced

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Ogimet - Rumoi (Japan)3.3 kmsource ogimet

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Webcams near Rumoi

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Nearby spots

All spots: Hokkaido

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Rumoi kitesurf and wingfoil spot