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Loading Travel Forecast…Loading Travel Forecast…Loading Travel Forecast…Departing Miami, Florida on September 20, 2026, the Carnival Cruises ship Carnival Horizon runs this 6-night Western Caribbean sailing. It's a classic Caribbean cruise. Travelers sailing in September can generally expect warm, sunny weather with gentle trade winds. Ports of call include Miami, Florida, Celebration Key, Bahamas, Montego Bay, Jamaica, with 2 more along the way. Scroll the daily outlook below to pack smart for every port of call.
Miami, Florida is a scheduled port of call on day 1 of the 6-night Western Caribbean cruise on Carnival Horizon. Expected weather: partially cloudy with highs near 83°F.
Celebration Key, Bahamas is a scheduled port of call on day 2 of the 6-night Western Caribbean cruise on Carnival Horizon. Expected weather: partially cloudy with highs near 83°F.
Montego Bay, Jamaica is a scheduled port of call on day 3 of the 6-night Western Caribbean cruise on Carnival Horizon. Expected weather: partially cloudy with highs near 89°F.
George Town, Grand Cayman is a scheduled port of call on day 4 of the 6-night Western Caribbean cruise on Carnival Horizon. Expected weather: partially cloudy with highs near 84°F.
Miami, Florida is a scheduled port of call on day 5 of the 6-night Western Caribbean cruise on Carnival Horizon. Expected weather: partially cloudy with highs near 83°F.
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