わっしょいダイバーズ

3mm wetsuit typical

わっしょいダイバーズ at a glance

わっしょいダイバーズ is a dive site in Japan. Typically most favorable Sep–Dec · from 3 years of archive data. Recent reports put the water around 22°C (72°F). Check the latest conditions and entry details before you go.

No window today· next: tomorrow 7:00–18:00 · favorable

Forecast for this hour · 19:00 · run 4 h ago

0.6 m (2.0 ft)waves — under a meter expected (waves — about two feet expected)

Tap a factor for its source and model point · Forecast 22°C · seasonal avg 23°C ( · Forecast 72°F · seasonal avg 74°F)

Dive windows this week

Sat

0.8 m waves · 4 kn wind (2.5 ft waves · 4 kn wind)

Sun

0.5 m waves · 4 kn wind (1.5 ft waves · 4 kn wind)

Mon

0.6 m waves · 6 kn wind (1.9 ft waves · 6 kn wind)

Tue

0.6 m waves · 10 kn wind (1.9 ft waves · 10 kn wind)

Wed

0.6 m waves · 11 kn wind (1.9 ft waves · 11 kn wind)

Thu

0.3 m waves · 2 kn wind (0.9 ft waves · 2 kn wind)

Fri

0.3 m waves · 2 kn wind (1.0 ft waves · 2 kn wind)

Favorable windowModerate window— no window

Every forecast dive window each day, site-local time, from wave and wind forecasts. Numbers under each bar are daylight averages.

First light 5:38 · Sunrise 6:04 · Sunset 17:06 · some windows run past sunset

Source: Open-Meteo marine · model point 16 km from site · updated 24 Oct, 14:21 GMT+9

Forecast only — always assess conditions on site.

Compare this weekend’s windows near わっしょいダイバーズ

Recent diver reports

Dated firsthand observations from divers — not current conditions.

No diver reports for this site yet. — one dated observation helps every diver after you.

Dived here today — did the forecast match?

Best months, historically

What conditions have historically been typical at this site, month by month — not a forecast.

January, 96% of days have historically been favorable, water has typically been 9°C (48°F), waves have typically been 0.4 m (1.4 ft), wind has typically been 11 knots
February, 93% of days have historically been favorable, water has typically been 8°C (47°F), waves have typically been 0.5 m (1.6 ft), wind has typically been 12 knots
March, 94% of days have historically been favorable, water has typically been 10°C (51°F), waves have typically been 0.4 m (1.4 ft), wind has typically been 12 knots
April, 99% of days have historically been favorable, water has typically been 15°C (59°F), waves have typically been 0.4 m (1.3 ft), wind has typically been 11 knots
May, 98% of days have historically been favorable, water has typically been 19°C (67°F), waves have typically been 0.4 m (1.3 ft), wind has typically been 11 knots
June, 98% of days have historically been favorable, water has typically been 24°C (74°F), waves have typically been 0.3 m (0.9 ft), wind has typically been 9 knots
July, 100% of days have historically been favorable, water has typically been 29°C (84°F), waves have typically been 0.3 m (0.9 ft), wind has typically been 8 knots, historically most favorable
August, 98% of days have historically been favorable, water has typically been 30°C (86°F), waves have typically been 0.4 m (1.2 ft), wind has typically been 10 knots
September, 100% of days have historically been favorable, water has typically been 29°C (84°F), waves have typically been 0.3 m (0.9 ft), wind has typically been 8 knots, historically most favorable
October, 100% of days have historically been favorable, water has typically been 23°C (74°F), waves have typically been 0.3 m (1.1 ft), wind has typically been 9 knots, historically most favorable
November, 100% of days have historically been favorable, water has typically been 18°C (64°F), waves have typically been 0.4 m (1.3 ft), wind has typically been 9 knots, historically most favorable
December, 100% of days have historically been favorable, water has typically been 13°C (55°F), waves have typically been 0.4 m (1.4 ft), wind has typically been 9 knots, historically most favorable

July, September, October, November, and December have typically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.

Based on 3 years of archive data. Bar height shows the share of days each month whose conditions have historically scored favorably.

Marine life recorded at this site

No recorded sightings data for this site yet. Species lists appear as GBIF records and diver reports accumulate.

Fills & rentals nearby

No dive shops mapped within 25 km (16 mi). Know one? Add it to the map.

Data updated July 2026

Site details

わっしょいダイバーズ is a dive site in Japan.

No hazards recorded for this site yet — that never means there are none. Ask a local operator before you dive.

Reviews

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