Tonga

What is the climate like in Tonga?

The best time to visit Tonga is typically December – February, with trip comfort peaking in January (7.8/10). Tonga is warmest in February, when daily highs average 93°F (34°C), and coolest in January, when lows fall to about 66°F (19°C). The wettest month is typically September and the driest is January; the year sees roughly 54 in (1375 mm) of precipitation.

• Best time to visitDecember – February — comfort peaks in January (7.8/10)
• Warmest monthFebruary — average high 93°F (34°C)
• Coolest monthJanuary — average low 66°F (19°C)
• Wettest monthSeptember (9.4 in (240 mm))
• Driest monthJanuary (0.3 in (8 mm))
• Annual precipitation54 in (1375 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)