Setting sail
Hang tight. We're checking the weather.
Setting sail
Hang tight. We're checking the weather.
Puerto Rico · Ships call at San Juan, Puerto Rico
Hottest and wettest month, hurricane season
August is inside the Atlantic hurricane season. A storm can change a port day or the whole route, so keep your plans here flexible.
San Juan in August offers pleasant temperatures, with highs around 84°F and comfortable lows near 79°F. Expect around 7 rainy days, typically brief afternoon showers rather than all-day rain. Morning excursions are usually the safest bet. Hottest and wettest month, hurricane season.
Crowds are moderate in August, making it a good balance between availability and weather. Lightweight layers work well: a light cardigan for evenings on deck and breathable tops for port days cover most conditions.
Affiliate links — these help keep our site free by earning us a commission at no extra cost to you.
Tours via Viator. Total review count and overall rating based on Viator and Tripadvisor reviews. Booking through our links keeps this site free at no cost to you.
Sailings that are at sea during August, with the date each one leaves port.
Eastern Caribbean
Carnival Cruises
Sails Jul 24, 2027
Eastern & Western Caribbean
MSC Cruises
Sails Jul 24, 2027
Eastern Caribbean
Carnival Cruises
Sails Jul 31, 2027
Eastern Caribbean
Margaritaville At Sea Cruises
Sails Jul 31, 2027
Southern Caribbean Cruise
Royal Caribbean Cruises
Sails Jul 31, 2027
Eastern Caribbean
Carnival Cruises
Sails Jul 31, 2027
Ships leave either from the piers on Calle Marina in Old San Juan or from the Pan American Pier across the channel in Isla Grande. The airport is 10 to 20 minutes away by car, and Old San Juan’s forts and streets are an easy way to spend a day before or after.
The average high temperature in San Juan during August is 84°F, with a low of 79°F.
San Juan typically sees 7 days of rain in August. Hottest and wettest month, hurricane season.
For a August cruise to San Juan, you should pack lightweight, breathable clothing, swimwear, and sun protection.