How warm is Cozumel in July?

Typical highs are about 89°F and the sea is about 86°F. That is warm enough for long swims without a wetsuit.

Is there sargassum in Cozumel in July?

In a typical year seaweed is high in July. 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 July hurricane season in Cozumel?

July falls in the tropical storm season; the typical risk on a given day is low. It peaks in September. Travel insurance and flexible bookings help.

How crowded is Cozumel in July?

Typically very busy, around US summer school break, Mexico summer vacation and Independence Day (US). The quietest months are usually September and October.

Cozumel in July

July is a middling month for Cozumel: a typical day grades B-, the 9th best of the 12 months. Expect highs near 89°F, water around 86°F and about a 57% chance of rain on a given day. Sargassum (seaweed) is usually high in July. Beaches are typically very busy (US summer school break, Mexico summer vacation and Independence Day (US)).

Typical dayB-9th of 12 months

Highs / water89°FSea 86°F

Rain chance57%on a given day

SeaweedHightypical year

CrowdsVery busyUS summer school break

Storm riskLowhurricane season

Cozumel month by month

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

June: B- · July: B- · August: C+. The best months are usually January, February and March, and the weakest are August and September.

Best beaches in Cozumel in July

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

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

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

Questions

Is July a good time to visit Cozumel?: July is a middling month for Cozumel: a typical day grades B-, the 9th best of the 12 months. Expect highs near 89°F, water around 86°F and about a 57% chance of rain on a given day. Sargassum (seaweed) is usually high in July. Beaches are typically very busy (US summer school break, Mexico summer vacation and Independence Day (US)).
How warm is Cozumel in July?: Typical highs are about 89°F and the sea is about 86°F. That is warm enough for long swims without a wetsuit.
Is there sargassum in Cozumel in July?: In a typical year seaweed is high in July. 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 July hurricane season in Cozumel?: July falls in the tropical storm season; the typical risk on a given day is low. It peaks in September. Travel insurance and flexible bookings help.
How crowded is Cozumel in July?: Typically very busy, around US summer school break, Mexico summer vacation and Independence Day (US). 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.