How warm is Cayman Islands in August?

Typical highs are about 89°F and the sea is about 87°F. That is warm enough for long swims without a wetsuit.

Is August hurricane season in Cayman Islands?

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

How crowded is Cayman Islands in August?

Typically busy, around Mexico summer vacation and US summer school break. The quietest months are usually September and October.

Cayman Islands in August

August is a middling month for Cayman Islands: a typical day grades B+, the 9th best of the 12 months. Expect highs near 89°F, water around 87°F and about a 59% chance of rain on a given day. Beaches are typically busy (Mexico summer vacation and US summer school break). It is hurricane season, with moderate storm risk.

Typical dayB+9th of 12 months

Highs / water89°FSea 87°F

Rain chance59%on a given day

Waves3.6 fttypical

CrowdsBusyMexico summer vacation

Storm riskModeratehurricane season

Cayman Islands month by month

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

July: B+ · August: B+ · September: B+. The best months are usually January, April and May, and the weakest are July and October.

Best beaches in Cayman Islands in August

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

Beach	Typical Aug	This week
Ocean Paradise, Vacation Rental	B+	SatC+SunB-MonA-TueA-WedA
Holiday Inn Resort Grand Cayman	B+	SatB-SunB+MonA-TueA-WedA
The Ritz-Carlton, Grand Cayman	B+	SatBSunA-MonA-TueA-WedA
Kimpton Seafire Resort + Spa	B+	SatBSunA-MonA-TueA-WedA
The Westin Grand Cayman Seven Mile Beach	B+	SatBSunA-MonA-TueA-WedA
Grand Cayman Marriott Resort	B+	SatBSunA-MonA-TueA-WedA
The Westin Grand Cayman Seven Mile Beach Resort & Spa	B+	SatBSunA-MonA-TueA-WedA
The Sunshine Hotel and Suites	B+	SatB-SunB+MonA-TueA-WedA

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 August

Elsewhere in the Caribbean, Turks & Caicos (A-) usually grades higher in August. Further afield: Oʻahu (A), Maui (A) and Kauaʻi (A-). Every destination in August.

Questions

Is August a good time to visit Cayman Islands?: August is a middling month for Cayman Islands: a typical day grades B+, the 9th best of the 12 months. Expect highs near 89°F, water around 87°F and about a 59% chance of rain on a given day. Beaches are typically busy (Mexico summer vacation and US summer school break). It is hurricane season, with moderate storm risk.
How warm is Cayman Islands in August?: Typical highs are about 89°F and the sea is about 87°F. That is warm enough for long swims without a wetsuit.
Is August hurricane season in Cayman Islands?: August falls in the tropical storm season; the typical risk on a given day is moderate. It peaks in September. Travel insurance and flexible bookings help.
How crowded is Cayman Islands in August?: Typically busy, around Mexico summer vacation and US summer school break. The quietest months are usually September and October.

Plan it

Cayman Islands: this week's forecast, beach by beach
Caribbean 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 23 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.