December weather forecast
Tonga

December in Tonga is characterized by typical wet season conditions, with higher temperatures and increased rainfall. Average temperatures during December typically range from 22°C (71.6°F) to 29°C (84.2°F), marking some of the highest readings of the year.

Rainfall in December continues to rise, with averages around 140mm (5.51"). This increase in precipitation is a defining feature of the wet season, with more frequent showers and potential tropical storms impacting the islands.

Compared to November, December experiences a further increase in both temperature and rainfall. The risk of cyclones is significantly higher in December, marking a period of heightened vigilance for severe weather events. Despite these weather patterns, sea temperatures remain warm, averaging 28°C (82.4°F), favourable for water-based activities.

As December is well into the cyclone season, the weather can be unpredictable, with high temperatures and heavy rainfall. Visitors during this month should be prepared for potential weather disruptions and pay close attention to local weather forecasts and cyclone warnings. Despite these challenges, the vibrant, tropical beauty of Tonga can still be experienced, albeit with a greater degree of caution and flexibility in travel plans.

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• Nuku'alofa - December »
  January through March, November and December, with an average maximum UV index of 12, are months with the highest UV index in Nuku'alofa, Tonga. December has the longest days of the year in Nuku'alofa, with an average of 13h and 24min of daylight.
• Neiafu - December »
  The month with the longest days in Neiafu is December, with an average of 13h and 12min of daylight. December is a welcoming month in Neiafu with sea temperatures peaking at 27.8°C (82°F).
• Vaini - December »
  December has the longest days of the year in Vaini, Tonga, with an average of 13h and 24min of daylight. In Vaini in December, it is raining for 16.5 days, with typically 75mm (2.95") of accumulated precipitation.
• Pangai - December »
  On the first day of December in Pangai, sunrise is at 05:49 and sunset at 19:04. December has the longest days of the year in Pangai, with an average of 13h and 18min of daylight.
• Hihifo - December »
  December concludes the weather cycle in Hihifo, with the rains climbing up to 216mm (8.5") over 25.9 days, nearing January's downpour. In Hihifo, during December, the rain falls for 25.9 days and regularly aggregates up to 216mm (8.5") of precipitation.
• Kolonga - December »
  With an average of 13h and 24min of daylight, December has the longest days of the year in Kolonga, Tonga. In Kolonga, during December, the rain falls for 16.5 days and regularly aggregates up to 75mm (2.95") of precipitation.
• Nukunuku - December »
  In Nukunuku during December, the rain falls for 16.5 days and regularly aggregates up to 75mm (2.95") of precipitation. On the first day of December in Nukunuku, Tonga, sunrise is at 05:50 and sunset at 19:10.
• Houma - December »
  As the year comes to a close, December offers a perfect blend of warm summer days with a hint of wintery nights, bringing the annual climatic cycle of Houma, Tonga full circle. With an average of 13h and 24min of daylight, December has the longest days of the year in Houma, Tonga.
• Holonga - December »
  The month with the longest days in Holonga is December, with an average of 13h and 12min of daylight. In Holonga, in December, during 22.2 rainfall days, 139mm (5.47") of precipitation is typically accumulated.
• Kanokupolu - December »
  The month with the longest days in Kanokupolu is December, with an average of 13h and 24min of daylight. Kanokupolu's weather, upon December's arrival, documents an average high-temperature of a still warm 25.6°C (78.1°F), nearly identical to the prior month.
• Matahau - December »
  In Matahau, Tonga, in December, during 16.5 rainfall days, 75mm (2.95") of precipitation is typically accumulated. The month of December in Matahau showcases another rise in temperature with a maximum temperature of 25.6°C (78.1°F).