U.S. Virgin Islands

St. Thomas cruise weather by month

What to expect when your ship is in St. Thomas in any month: temperatures, how often it rains, wind, sea temperature and wave heights.

85°Fwarmest average high (September)
79°Fcoolest average high (February)
26%fewest rain days (March)
62%most rain days (November)

Weather in St. Thomas by month

Average highs run from 79°F (26°C) in February to 85°F (29°C) in September. Rain falls on the fewest days in March and the most in November. Sea temperature and wave heights are for the water just off the port.

Typical conditions, 2022–2025 climate record (ECMWF). Rain days are days with at least 1 mm of rain or melted snow. These are averages, not a forecast.
Month	High / low	Rain days	Wind	Sea temp	Typical seas
January	80 / 77°F27 / 25°C	35%	20 mph33 km/h	81°F27°C	5 ft (1.4 m)Moderate; rougher days up to 6 ft
February	79 / 76°F26 / 25°C	50%	21 mph34 km/h	80°F27°C	5 ft (1.5 m)Moderate; rougher days up to 7 ft
March	80 / 77°F26 / 25°C	26%	18 mph29 km/h	81°F27°C	4 ft (1.2 m)Slight; rougher days up to 5 ft
April	80 / 77°F27 / 25°C	51%	18 mph30 km/h	81°F27°C	4 ft (1.2 m)Slight; rougher days up to 6 ft
May	82 / 79°F28 / 26°C	45%	18 mph29 km/h	83°F28°C	4 ft (1.1 m)Slight; rougher days up to 5 ft
June	84 / 81°F29 / 27°C	39%	20 mph33 km/h	84°F29°C	4 ft (1.3 m)Moderate; rougher days up to 5 ft
July	84 / 80°F29 / 27°C	55%	21 mph35 km/h	85°F29°C	5 ft (1.4 m)Moderate; rougher days up to 6 ft
August	84 / 81°F29 / 27°C	56%	20 mph32 km/h	85°F30°C	4 ft (1.2 m)Slight; rougher days up to 6 ft
September	85 / 81°F29 / 27°C	60%	18 mph29 km/h	86°F30°C	4 ft (1.1 m)Slight; rougher days up to 5 ft
October	85 / 81°F29 / 27°C	57%	17 mph27 km/h	87°F30°C	3 ft (1.0 m)Slight; rougher days up to 5 ft
November	83 / 79°F28 / 26°C	62%	19 mph31 km/h	84°F29°C	4 ft (1.3 m)Moderate; rougher days up to 5 ft
December	81 / 78°F27 / 26°C	38%	19 mph31 km/h	82°F28°C	4 ft (1.3 m)Moderate; rougher days up to 6 ft

Check the forecast for your sailing

Upcoming cruises in St. Thomas

62 ships from 20 cruise lines are scheduled here, 210 visits in total. The next 15:

Date	Ship	Stop	Sailing
Tue, Oct 132026	Icon of the SeasRoyal Caribbean	Calls	7 nights from Miami
Tue, Oct 132026	Norwegian LunaNorwegian Cruise Line	Calls	7 nights from Miami
Wed, Oct 142026	Disney TreasureDisney Cruise Line	Calls	7 nights from Port Canaveral
Sun, Oct 182026	Rhapsody of the SeasRoyal Caribbean	Calls	7 nights from San Juan
Tue, Oct 202026	Adventure of the SeasRoyal Caribbean	Calls	8 nights from Port Canaveral
Tue, Oct 202026	Carnival VistaCarnival Cruise Line	Calls	8 nights from Port Canaveral
Tue, Oct 202026	Harmony of the SeasRoyal Caribbean	Calls	7 nights from Port Canaveral
Tue, Oct 202026	Norwegian LunaNorwegian Cruise Line	Calls	7 nights from Miami
Wed, Oct 212026	Carnival CelebrationCarnival Cruise Line	Calls	7 nights from Miami
Wed, Oct 212026	Carnival VeneziaCarnival Cruise Line	Calls	14 nights from Port Canaveral
Wed, Oct 212026	Norwegian PrimaNorwegian Cruise Line	Calls	7 nights from Port Canaveral
Wed, Oct 212026	Star of the SeasRoyal Caribbean	Calls	7 nights from Port Canaveral
Fri, Oct 232026	Carnival DreamCarnival Cruise Line	Calls	14 nights from Galveston
Tue, Oct 272026	Norwegian LunaNorwegian Cruise Line	Calls	7 nights from Miami
Wed, Oct 282026	Disney TreasureDisney Cruise Line	Calls	7 nights from Port Canaveral

Ships that visit St. Thomas

Nearby cruise ports

Wave heights are significant wave height on the Douglas sea state scale. What the numbers mean for a cruise. Sources and method are on the about page.