MyCruiseForecast

Tonga

Nuku'alofa cruise weather by month

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

Weather in Nuku'alofa by month

Average highs run from 75°F (24°C) in August to 83°F (28°C) in January. Rain falls on the fewest days in July and the most in February. 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
January83 / 76°F28 / 25°C80%14 mph23 km/h83°F29°C4 ft (1.3 m)Moderate; rougher days up to 6 ft
February83 / 77°F28 / 25°C91%16 mph25 km/h83°F29°C5 ft (1.4 m)Moderate; rougher days up to 6 ft
March82 / 76°F28 / 25°C78%14 mph23 km/h83°F28°C4 ft (1.3 m)Moderate; rougher days up to 6 ft
April82 / 76°F28 / 25°C56%16 mph26 km/h81°F27°C4 ft (1.3 m)Moderate; rougher days up to 6 ft
May79 / 74°F26 / 23°C51%16 mph27 km/h–5 ft (1.5 m)Moderate; rougher days up to 7 ft
June77 / 72°F25 / 22°C39%16 mph25 km/h–5 ft (1.5 m)Moderate; rougher days up to 6 ft
July75 / 70°F24 / 21°C36%18 mph29 km/h–5 ft (1.6 m)Moderate; rougher days up to 6 ft
August75 / 70°F24 / 21°C43%18 mph29 km/h–5 ft (1.4 m)Moderate; rougher days up to 6 ft
September76 / 70°F25 / 21°C42%18 mph29 km/h–5 ft (1.5 m)Moderate; rougher days up to 6 ft
October77 / 71°F25 / 22°C54%18 mph29 km/h75°F24°C5 ft (1.4 m)Moderate; rougher days up to 7 ft
November80 / 74°F27 / 23°C64%16 mph25 km/h78°F26°C4 ft (1.3 m)Moderate; rougher days up to 6 ft
December82 / 76°F28 / 24°C71%15 mph25 km/h82°F28°C4 ft (1.3 m)Moderate; rougher days up to 6 ft

Check the forecast for your sailing

Upcoming cruises in Nuku'alofa

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

DateShipStopSailing
Thu, Nov 52026NoordamHolland America LineCalls34 nights from Seattle
Sat, Dec 262026AIDAsolAIDA CruisesCalls126 nights from Hamburg
Mon, Feb 82027ArtaniaPhoenix ReisenCalls149 nights from Savona

Ships that visit Nuku'alofa

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.