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 »
  The month with the longest days in Nuku'alofa, Tonga, is December, with an average of 13h and 24min of daylight. In Nuku'alofa, Tonga, in December, during 15 rainfall days, 175mm (6.89") of precipitation is typically accumulated.
• Neiafu - December »
  The month with the longest days in Neiafu, Tonga, 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 »
  In Vaini, during December, the rain falls for 16.5 days and regularly aggregates up to 75mm (2.95") of precipitation. December has the longest days of the year in Vaini, with an average of 13h and 24min of daylight.
• Pangai - December »
  On the first day of December in Pangai, sunrise is at 05:49 and sunset at 19:03. With an average of 13h and 18min of daylight, December has the longest days of the year in Pangai.
• 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, in December, during 25.9 rainfall days, 216mm (8.5") of precipitation is typically accumulated.
• Kolonga - December »
  December has the longest days of the year in Kolonga, with an average of 13h and 24min of daylight. With an average of 13h and 24min of daylight, December has the longest days of the year in Kolonga.
• Nukunuku - December »
  The months with the lowest UV index in Nukunuku are April through December, with an average maximum UV index of 6. With an average of 13h and 24min of daylight, December has the longest days of the year in Nukunuku.
• 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. In Houma in December, during 16.5 rainfall days, 75mm (2.95") of precipitation is typically accumulated.
• Holonga - December »
  In Holonga in December, during 22.2 rainfall days, 139mm (5.47") of precipitation is typically accumulated. With an average of 13h and 12min of daylight, December has the longest days of the year in Holonga.
• Kanokupolu - December »
  The month with the longest days in Kanokupolu is December, with an average of 13h and 24min of daylight. In Kanokupolu, in December, during 16.5 rainfall days, 75mm (2.95") of precipitation is typically accumulated.
• Matahau - December »
  In Matahau during December, the rain falls for 16.5 days and regularly aggregates up to 75mm (2.95") of precipitation. April through December, with an average maximum UV index of 6, are months with the lowest UV index in Matahau, Tonga.