How warm is Cozumel in March?

Typical highs are about 84°F and the sea is about 81°F. That is warm enough for long swims without a wetsuit.

Is there sargassum in Cozumel in March?

In a typical year seaweed is moderate in March. It is usually lightest in January and June and heaviest in August and October. Landings vary a lot by year, wind and currents; Veabird's weekly sargassum report and each beach's page have the current forecast.

Is March hurricane season in Cozumel?

No. Storm risk is very low in March.

How crowded is Cozumel in March?

Typically packed, around College & school spring break and Semana Santa / Easter. The quietest months are usually September and October.

Cozumel in March

March is one of the best months to visit Cozumel: a typical day grades B, the 3rd best of the 12 months. Expect highs near 84°F, water around 81°F and about a 39% chance of rain on a given day. Sargassum (seaweed) is usually moderate in March. Beaches are typically packed (College & school spring break and Semana Santa / Easter).

Typical dayB3rd of 12 months

Highs / water84°FSea 81°F

Rain chance39%on a given day

SeaweedModeratetypical year

CrowdsPackedCollege & school spring break

Storm riskVery lowoutside storm season

Cozumel month by month

Typical grade and high for each month. Higher is better: A+ to F.

February: B+ · March: B · April: B. The best months are usually January, February and March, and the weakest are August and September.

Best beaches in Cozumel in March

Resorts with the best typical March, and their grades for the next few days.

Beach	Typical Mar	Seaweed	This week
Secrets Aura Cozumel	B	Moderate	SatD+SunC+MonBTueCWedC-
Presidente InterContinental Cozumel	B	Moderate	SatD+SunC+MonBTueCWedC-
Iberostar Cozumel	B	Moderate	SatDSunC-MonCTueCWedC-
Allegro Cozumel	B	Moderate	SatDSunC-MonCTueCWedC-
Hotel B Unique	B	Moderate	SatD+SunC+MonBTueCWedC-
Stingray Villa	B	Moderate	SatD+SunC+MonBTueCWedC-
Hotel Barracuda	B	Moderate	SatD+SunC+MonBTueCWedC-
Villablanca Garden Beach Hotel	B	Moderate	SatD+SunC+MonBTueCWedC-

Grades for the next few days from Veabird's beach forecast, updated Oct 3, 18:00 UTC. Higher is better: A+ to F.

Better beach options in March

Elsewhere in Mexico, Huatulco (A), the Yucatán Gulf Coast (A) and Puerto Vallarta (A-) usually grade higher in March. Further afield: Southwest Florida (A-), Maui (A-) and Cuba's Cays (A-). Every destination in March.

Questions

Is March a good time to visit Cozumel?: March is one of the best months to visit Cozumel: a typical day grades B, the 3rd best of the 12 months. Expect highs near 84°F, water around 81°F and about a 39% chance of rain on a given day. Sargassum (seaweed) is usually moderate in March. Beaches are typically packed (College & school spring break and Semana Santa / Easter).
How warm is Cozumel in March?: Typical highs are about 84°F and the sea is about 81°F. That is warm enough for long swims without a wetsuit.
Is there sargassum in Cozumel in March?: In a typical year seaweed is moderate in March. It is usually lightest in January and June and heaviest in August and October. Landings vary a lot by year, wind and currents; Veabird's weekly sargassum report and each beach's page have the current forecast.
Is March hurricane season in Cozumel?: No. Storm risk is very low in March.
How crowded is Cozumel in March?: Typically packed, around College & school spring break and Semana Santa / Easter. The quietest months are usually September and October.

Plan it

Cozumel: this week's forecast, beach by beach
Mexico Beach Report: this week, updated every Monday
Compare dates and beaches on the map

Typical-month numbers from Veabird's year-ahead outlook for the 14 resorts here (median resort): 6 years of ERA5 climate normals, the seasonal pattern of the Atlantic sargassum belt, holiday crowd calendars and historical storm tracks. Any given year can differ; check the 16-day forecast before you go.