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Wannai

JapanDirections
3mm wetsuit typical

Wannai at a glance

Wannai is a dive site in Japan. Typically most favorable Jul · from 3 years of archive data. Recent reports put the water around 25°C (78°F). Check the latest conditions and entry details before you go.

Marine model · graded 2h ago
0.7 mwaves — under a meter expected

Tap a factor for its source and model point · Forecast 25°C · seasonal avg 26°C

Dive windows this week

Best: Sun
Sat6:00–18:00
Sun6:00–18:00
Mon6:00–18:00
Tue6:00–18:00
Wed6:00–18:00
Thu6:00–10:00
Fri6:00–11:00

Favorable windowModerate window— no window

First light 4:59 · Sunrise 5:25 · Sunset 17:57

Source: Open-Meteo marine · model point 1.8 km from site · graded 2h ago

Forecast only — always assess conditions on site.

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.

  1. Jan80%17°C1.0 m
  2. Feb78%17°C1.1 m
  3. Mar78%17°C1.1 m
  4. Apr87%18°C1.0 m
  5. May84%19°C1.0 m
  6. Jun91%21°C1.0 m
  7. Jul94%24°C1.0 m
  8. Aug85%27°C0.9 m
  9. Sep93%26°C0.9 m
  10. Oct92%25°C0.8 m
  11. Nov79%22°C0.9 m
  12. Dec76%19°C1.1 m

July hastypically 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

Facts from OpenStreetMap, corrected by the community — listed by distance only. Details change; confirm with the shop.

Shop facts come from OpenStreetMap and community corrections, shown nearest first. PickADive lists facts and contacts only — no listing is sponsored or ranked.

Data updated July 2026

Site details

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

No reviews yet — this site is waiting for its first. Dived here? Your rating and a few lines help the next diver.

Spot something off?

Help keep this listing accurate for the next diver.