MyCruiseForecast

Rio de Janeiro, Brazil

Ilha Grande cruise weather by month

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

Weather in Ilha Grande by month

Average highs run from 75°F (24°C) in July to 86°F (30°C) in February. Rain falls on the fewest days in July and the most in January. 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
January84 / 74°F29 / 23°C64%8 mph13 km/h82°F28°C3 ft (0.9 m)Slight; rougher days up to 5 ft
February86 / 75°F30 / 24°C59%8 mph13 km/h84°F29°C3 ft (0.9 m)Slight; rougher days up to 4 ft
March85 / 74°F29 / 23°C46%8 mph14 km/h82°F28°C3 ft (1.0 m)Slight; rougher days up to 5 ft
April80 / 71°F27 / 22°C50%9 mph14 km/h79°F26°C4 ft (1.2 m)Slight; rougher days up to 7 ft
May79 / 68°F26 / 20°C32%8 mph13 km/h77°F25°C4 ft (1.2 m)Slight; rougher days up to 7 ft
June76 / 65°F25 / 18°C35%8 mph13 km/h74°F23°C4 ft (1.2 m)Slight; rougher days up to 6 ft
July75 / 64°F24 / 18°C28%8 mph13 km/h72°F22°C4 ft (1.2 m)Slight; rougher days up to 6 ft
August76 / 64°F25 / 18°C31%10 mph16 km/h72°F22°C5 ft (1.4 m)Moderate; rougher days up to 7 ft
September79 / 67°F26 / 19°C36%11 mph17 km/h74°F23°C4 ft (1.3 m)Moderate; rougher days up to 6 ft
October79 / 69°F26 / 20°C56%11 mph17 km/h75°F24°C4 ft (1.1 m)Slight; rougher days up to 5 ft
November81 / 69°F27 / 21°C50%10 mph16 km/h77°F25°C4 ft (1.1 m)Slight; rougher days up to 6 ft
December84 / 73°F29 / 23°C49%9 mph15 km/h80°F27°C3 ft (1.0 m)Slight; rougher days up to 5 ft

Check the forecast for your sailing

Upcoming cruises in Ilha Grande

3 ships from 2 cruise lines are scheduled here, 4 visits in total. The next 4:

DateShipStopSailing
Wed, Nov 182026MSC MusicaMSC CruisesCalls4 nights from Santos (Sao Paulo)
Sun, Nov 292026MSC MusicaMSC CruisesCalls4 nights from Santos (Sao Paulo)
Mon, Nov 302026MSC DivinaMSC CruisesCalls4 nights from Santos (Sao Paulo)
Mon, Jan 42027AmadeaPhoenix ReisenCalls168 nights from Hamburg

Ships that visit Ilha Grande

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.