MyCruiseForecast

Texas, USA

Galveston cruise weather by month

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

Weather in Galveston by month

Average highs run from 60°F (15°C) in January to 87°F (31°C) in August. Rain falls on the fewest days in October and the most in August. 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.
MonthHigh / lowRain daysWindSea tempTypical seas
January60 / 52°F15 / 11°C38%21 mph35 km/h57°F14°C4 ft (1.1 m)Slight; rougher days up to 6 ft
February62 / 56°F17 / 13°C25%20 mph32 km/h59°F15°C3 ft (1.0 m)Slight; rougher days up to 5 ft
March69 / 63°F21 / 17°C36%20 mph32 km/h66°F19°C3 ft (1.0 m)Slight; rougher days up to 5 ft
April74 / 68°F23 / 20°C38%20 mph33 km/h73°F23°C3 ft (1.0 m)Slight; rougher days up to 5 ft
May81 / 75°F27 / 24°C48%20 mph33 km/h79°F26°C3 ft (1.0 m)Slight; rougher days up to 5 ft
June86 / 80°F30 / 27°C42%18 mph29 km/h85°F30°C3 ft (0.9 m)Slight; rougher days up to 4 ft
July86 / 81°F30 / 27°C33%16 mph26 km/h87°F31°C2 ft (0.7 m)Slight; rougher days up to 3 ft
August87 / 81°F31 / 27°C51%15 mph25 km/h88°F31°C2 ft (0.6 m)Slight; rougher days up to 3 ft
September85 / 79°F30 / 26°C38%15 mph25 km/h86°F30°C2 ft (0.6 m)Slight; rougher days up to 4 ft
October78 / 72°F26 / 22°C24%18 mph29 km/h79°F26°C3 ft (0.9 m)Slight; rougher days up to 5 ft
November70 / 64°F21 / 18°C39%19 mph31 km/h72°F22°C3 ft (1.0 m)Slight; rougher days up to 5 ft
December64 / 57°F18 / 14°C35%19 mph31 km/h62°F17°C3 ft (1.0 m)Slight; rougher days up to 5 ft

Check the forecast for your sailing

Upcoming cruises in Galveston

11 ships from 6 cruise lines are scheduled here, 254 visits in total. The next 15:

DateShipStopSailing
Sat, Oct 102026Carnival BreezeCarnival Cruise LineDeparts5 nights from Galveston
Sat, Oct 102026Carnival DreamCarnival Cruise LineEnds here7 nights from Galveston
Sat, Oct 102026Carnival DreamCarnival Cruise LineDeparts7 nights from Galveston
Sat, Oct 102026Symphony of the SeasRoyal CaribbeanEnds here6 nights from Galveston
Sat, Oct 102026Symphony of the SeasRoyal CaribbeanDeparts8 nights from Galveston
Sun, Oct 112026Carnival JubileeCarnival Cruise LineEnds here8 nights from Galveston
Sun, Oct 112026Carnival JubileeCarnival Cruise LineDeparts6 nights from Galveston
Sun, Oct 112026MSC SeascapeMSC CruisesEnds here7 nights from Galveston
Sun, Oct 112026MSC SeascapeMSC CruisesDeparts7 nights from Galveston
Mon, Oct 122026Carnival MiracleCarnival Cruise LineDeparts10 nights from Galveston
Mon, Oct 122026Mariner of the SeasRoyal CaribbeanEnds here4 nights from Galveston
Mon, Oct 122026Mariner of the SeasRoyal CaribbeanDeparts5 nights from Galveston
Thu, Oct 152026Carnival BreezeCarnival Cruise LineEnds here5 nights from Galveston
Thu, Oct 152026Carnival BreezeCarnival Cruise LineDeparts4 nights from Galveston
Sat, Oct 172026Carnival DreamCarnival Cruise LineEnds here7 nights from Galveston

Ships that visit Galveston

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.