How warm is Jamaica in August?

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 Jamaica in August?

In a typical year seaweed is high in August. It is usually lightest in February and March and heaviest in September 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 August hurricane season in Jamaica?

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 Jamaica in August?

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

Jamaica in August

August is one of the weakest months for a beach trip to Jamaica: a typical day grades C, the 11th best of the 12 months. Expect highs near 89°F, water around 86°F and about a 64% chance of rain on a given day. Sargassum (seaweed) is usually high in August. Beaches are typically busy (Mexico summer vacation and US summer school break). It is hurricane season, with moderate storm risk.

Typical dayC11th of 12 months

Highs / water89°FSea 86°F

Rain chance64%on a given day

SeaweedHightypical year

CrowdsBusyMexico summer vacation

Storm riskModeratehurricane season

Jamaica month by month

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

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

Best beaches in Jamaica in August

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

Beach	Typical Aug	Seaweed	This week
Stones Beach House	A-	Low	SatCSunC+MonC+TueBWedC+
Breathless Montego Bay Resort & Spa	A-	Low	SatC-SunCMonC+TueB-WedC+
ROK Hotel Kingston, Tapestry Collection by Hilton	B+	Very low	SatCSunCMonBTueB-WedC+
Grand Palladium Resort & Spa	B+	Moderate	SatC-SunCMonCTueB-WedB-
Bluebird Villa	B+	Low	SatD+SunCMonCTueC+WedC+
Round Hill Hotel & Villas	B+	Moderate	SatC-SunCMonCTueCWedC
Iberostar Waves Rose Hall Beach	B+	Moderate	SatDSunD+MonD+TueC-WedB-
Hotel A Grand View	B+	Moderate	SatC-SunCMonCTueC+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 August

Elsewhere in the Caribbean, Turks & Caicos (A-), the Bahamas (A-) and Aruba, Bonaire & Curaçao (B+) usually grade higher in August. Further afield: Oʻahu (A), Maui (A) and Kauaʻi (A-). Every destination in August.

Questions

Is August a good time to visit Jamaica?: August is one of the weakest months for a beach trip to Jamaica: a typical day grades C, the 11th best of the 12 months. Expect highs near 89°F, water around 86°F and about a 64% chance of rain on a given day. Sargassum (seaweed) is usually high in August. Beaches are typically busy (Mexico summer vacation and US summer school break). It is hurricane season, with moderate storm risk.
How warm is Jamaica in August?: 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 Jamaica in August?: In a typical year seaweed is high in August. It is usually lightest in February and March and heaviest in September 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 August hurricane season in Jamaica?: 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 Jamaica in August?: Typically busy, around Mexico summer vacation and US summer school break. The quietest months are usually September and October.

Plan it

Jamaica: 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 109 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.