How warm is Costa Maya in December?

Typical highs are about 81°F and the sea is about 83°F. That is warm enough for long swims without a wetsuit.

Is there sargassum in Costa Maya in December?

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

Is December hurricane season in Costa Maya?

No. Storm risk is very low in December.

How crowded is Costa Maya in December?

Typically very busy, around Christmas & holiday break. The quietest months are usually September and October.

Costa Maya in December

December is a middling month for Costa Maya: a typical day grades B, the 8th best of the 12 months. Expect highs near 81°F, water around 83°F and about a 62% chance of rain on a given day. Sargassum (seaweed) is usually moderate in December. Beaches are typically very busy (Christmas & holiday break).

Typical dayB8th of 12 months

Highs / water81°FSea 83°F

Rain chance62%on a given day

SeaweedModeratetypical year

CrowdsVery busyChristmas & holiday break

Storm riskVery lowoutside storm season

Costa Maya month by month

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

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

Best beaches in Costa Maya in December

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

Beach	Typical Dec	Seaweed	This week
Mayan Beach Garden Inn	A-	Low	SatDSunDMonCTueC-WedC-
Bacalar Lagoon Hotels	A-	Very low	SatCSunC-MonCTueB-WedC+
Almond Tree Resort and Hotel	A-	Very low	SatC+SunCMonC+TueBWedC+
Belizima Eco Resort	B+	Very low	SatC+SunC+MonC+TueBWedB
Xcalak Beach Lodges	B+	Low	SatD+SunD+MonC-TueCWedC+
Nacional Beach Club	C+	High	SatD-SunD-MonCTueCWedC
Mahahual Beach Hotels	C+	High	SatD-SunD-MonC-TueC-WedC
Kabah-na Eco Resort	C+	High	SatD-SunD-MonC-TueC-WedC

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 December

Elsewhere in Mexico, Huatulco (A), Puerto Vallarta (A) and Los Cabos (A) usually grade higher in December. Further afield: the Big Island (A-), Maui (A-) and Oʻahu (A-). Every destination in December.

Questions

Is December a good time to visit Costa Maya?: December is a middling month for Costa Maya: a typical day grades B, the 8th best of the 12 months. Expect highs near 81°F, water around 83°F and about a 62% chance of rain on a given day. Sargassum (seaweed) is usually moderate in December. Beaches are typically very busy (Christmas & holiday break).
How warm is Costa Maya in December?: Typical highs are about 81°F and the sea is about 83°F. That is warm enough for long swims without a wetsuit.
Is there sargassum in Costa Maya in December?: In a typical year seaweed is moderate in December. It is usually lightest in January and February and heaviest in July and August. Landings vary a lot by year, wind and currents; Veabird's weekly sargassum report and each beach's page have the current forecast.
Is December hurricane season in Costa Maya?: No. Storm risk is very low in December.
How crowded is Costa Maya in December?: Typically very busy, around Christmas & holiday break. The quietest months are usually September and October.

Plan it

Costa Maya & Bacalar: 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 10 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.