Cala Mariolu

3mm wetsuit typical

Cala Mariolu at a glance

Cala Mariolu is a dive site in Italy. Typically most favorable May–Aug · from 2 years of archive data. Recent reports put the water around 23°C (73°F). Check the latest conditions and entry details before you go.

Next window today· 7:00–18:00 · favorable · sunset 17:26

Forecast for this hour · 2:00 · run 20 h ago

0.3 m (0.9 ft)waves — under half a meter expected (waves — under a foot expected)

Tap a factor for its source and model point

Dive windows this week

Mon

0.3 m waves · 5 kn wind (1.0 ft waves · 5 kn wind)

Tue

0.1 m waves · 3 kn wind (0.3 ft waves · 3 kn wind)

Wed

0.2 m waves · 3 kn wind (0.7 ft waves · 3 kn wind)

Thu

0.4 m waves · 9 kn wind (1.4 ft waves · 9 kn wind)

Fri

0.1 m waves · 6 kn wind (0.4 ft waves · 6 kn wind)

Sat

1.1 m waves · 10 kn wind (3.6 ft waves · 10 kn wind)

Sun

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 6:16 · Sunrise 6:43 · Sunset 17:26 · some windows run past sunset

Source: Open-Meteo marine · model point 17 km from site · updated 25 Oct, 06:21 CET

Forecast only — always assess conditions on site.

Compare this weekend’s windows near Cala Mariolu

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, 77% of days have historically been favorable, waves have typically been 1.3 m (4.2 ft), wind has typically been 8 knots
February, 86% of days have historically been favorable, waves have typically been 0.9 m (2.9 ft), wind has typically been 6 knots
March, 87% of days have historically been favorable, waves have typically been 1.0 m (3.4 ft), wind has typically been 8 knots
April, 93% of days have historically been favorable, waves have typically been 0.8 m (2.5 ft), wind has typically been 8 knots
May, 100% of days have historically been favorable, waves have typically been 0.5 m (1.6 ft), wind has typically been 6 knots, historically most favorable
June, 100% of days have historically been favorable, waves have typically been 0.5 m (1.6 ft), wind has typically been 6 knots, historically most favorable
July, 100% of days have historically been favorable, waves have typically been 0.5 m (1.6 ft), wind has typically been 7 knots, historically most favorable
August, 100% of days have historically been favorable, waves have typically been 0.4 m (1.4 ft), wind has typically been 7 knots, historically most favorable
September, 98% of days have historically been favorable, waves have typically been 0.6 m (1.9 ft), wind has typically been 7 knots
October, 95% of days have historically been favorable, waves have typically been 0.8 m (2.7 ft), wind has typically been 7 knots
November, 92% of days have historically been favorable, waves have typically been 0.8 m (2.7 ft), wind has typically been 7 knots
December, 82% of days have historically been favorable, waves have typically been 1.1 m (3.4 ft), wind has typically been 7 knots

May, June, July, and August have typically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.

Based on 1 year 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

Cala Mariolu is a dive site in Italy.

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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