Last updated: August 31, 2025
December in Nuku'alofa, Tonga experiences a warm tropical climate, characterized by a maximum temperature reaching up to 28°C (82°F) and an average of 25°C (78°F). With minimum temperatures around 22°C (73°F), residents and visitors alike enjoy pleasantly warm days. However, this month also witnesses considerable rainfall, with a total of 163 mm (6.4 in) spread across approximately 17 days. This combination of warmth and humidity, averaging 83%, creates a lush and vibrant atmosphere, perfect for exploring the natural beauty and cultural richness of Tonga's capital.
In Nuku'alofa, Tonga, December ushers in a warm embrace, with temperatures starting to rise as the year draws to a close. The minimum temperature settles at a pleasant 22°C (73°F), while the average gently hovers around 25°C (78°F), providing a comfortable backdrop for festive celebrations. With maximums peaking at 28°C (82°F), the month showcases a consistent pattern of warmth that has been characteristic throughout the tail end of the year. Compared to the cooling trend seen in the mid-year months, December's figures reflect a gradual increase in warmth, aligning with the tropical feel of this beautiful island nation. As the holiday spirit grows, Nuku'alofa transforms into a sun-soaked paradise, inviting both locals and travelers to revel in its inviting climate.
In December, Nuku'alofa experiences moderate precipitation, with 163 mm (6.4 in) of rain spread across about 17 days. This increase from November's 88 mm signals the transition into the more humid summer months. Compared to the preceding months, December's rainfall is a notable uptick, reflecting a trend of growing precipitation leading into the new year, with February and March typically receiving the highest amounts. As the festive season approaches, residents and visitors can expect a blend of sunshine and showers, characteristic of Tonga's dynamic climate.
In Nuku'alofa, Tonga, December marks a return to higher humidity levels, reaching 83%, which mirrors the trend seen in the beginning months of the year. Throughout the year, humidity fluctuates, peaking in the late spring and early summer. The months of January and November also share this elevated humidity, both at 83% and 82% respectively. Interestingly, the peak humidity occurs during the warmer months, gradually decreasing to a more comfortable 74% in June and July. This seasonal variation highlights the tropical climate’s characteristic high humidity, with December concluding the year on a humid note, reminiscent of its earlier months. Overall, while there are some dips in mid-year, the trend clearly indicates a consistently humid environment, especially during the peak summer months.
In Nuku'alofa, Tonga, December brings an intense UV Index of 16, categorizing exposure as extreme with a rapid burn time of just 10 minutes. This trend of high UV levels is consistent throughout the end of the year, as both November and December display the same alarming index. Notably, the year begins with equally high values, with January and February peaking at 16 and 15, respectively. As the months progress into autumn, the index gradually declines but still maintains significant levels, particularly in April and May. The summer months answer with a resurgence of extreme ratings, demonstrating that sun safety should remain a priority year-round in this tropical paradise. For more detailed insights, visit the Nuku'alofa UV Index.
UV Risk Categories
December in Nuku'alofa, Tonga, shines brightly as the month boasts a dazzling 313 hours of sunshine, marking it as the sunniest time of the year. This radiant finale to the calendar mirrors a notable upward trend in daylight hours throughout the latter part of the year. Starting from the sturdy 239 hours in January, the months progressively unveil more sunshine, peaking in November with 302 hours. As the skies brighten, December encapsulates this radiant journey, affirming its status as a beacon of warmth and light. The consistent increase not only enhances the vibrancy of the festive season but also invites locals and visitors alike to bask in the joyful glow of Tonga's tropical paradise.
As December approaches in Nuku'alofa, Tonga, the likelihood of sunny weather markedly increases, reaching 47%—the highest chance of sunshine for the year. This upward trend reflects the gradual climb in sunny days starting from the cooler months, with notable jumps particularly from October's 39% to November's 35%. Conversely, while the summer months of January and February initially present lower probabilities of sunshine, the overall trajectory showcases a clear shift towards brighter, sunnier days as the year concludes. Thus, December is not only a festive occasion but also an opportune time to enjoy more sun-soaked moments in this tropical paradise.
In Nuku'alofa, Tonga, the daylight duration showcases an intriguing yearly rhythm. Beginning with January and November, residents bask in 13 hours of sunlight, creating a vibrant atmosphere perfect for outdoor activities. As February and March roll in, daylight dips to 12 hours, still generous enough to enjoy the beautiful islands. The trend continues downward with April and May offering 11 hours, before settling at a lower 10-hour limit during the winter months of June and July. However, as August and September approach, daylight begins to recover, returning to 11 hours, and gradually climbing back to 12 hours by October. This cyclical pattern not only highlights the seasonal changes but also enriches the unique experience of living in this tropical paradise year-round.
As December rolls into Nuku'alofa, Tonga, the average wind speed settles at a gentle 6.2 m/s (14 mph), following a trend that witnesses fluctuations throughout the year. While November saw a dip to 5.2 m/s (12 mph), the winds pick up slightly in December, bridging the calmer autumn days with the breezier summer months ahead. Notably, spring and early summer months, particularly May, bring stronger gusts, peaking at 8.3 m/s (19 mph). This gradual increase in wind intensity from the previous months hints at the seasonal transitions that characterize Tonga's climate, inviting both tranquility and invigorating sea breezes as the year draws to a close.
Weather in Nuku'alofa varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Nuku'alofa, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather features a warm range with minimum temperatures around 22°C (73°F) and an average of 25°C (78°F), while maximum temperatures reach up to 28°C (82°F). This month experiences significant precipitation of 163 mm (6.4 in), spread over 17 days, and maintains a humidity level of 83%.
Conversely, January sees slightly warmer conditions with minimum temperatures increasing to 24°C (75°F) and an average of 26°C (79°F), while the maximum remains consistent at 28°C (83°F). However, rainfall intensifies, bringing total precipitation to 235 mm (9.2 in), also over 17 days, with humidity levels remaining steady at 83%.
For a more detailed look at January weather, visit Nuku'alofa weather in January.
In comparing the weather of December and February, both months exhibit warm temperatures, but February tends to be slightly warmer overall. December has a minimum temperature of 22°C (73°F) and an average of 25°C (78°F), while February starts at a higher minimum of 24°C (76°F) and maintains an average of 26°C (80°F). Precipitation levels also differ significantly; December experiences 163 mm (6.4 in) of rainfall over 17 days, whereas February sees a notable increase with 294 mm (11.6 in) across 20 days. Humidity levels remain similar, hovering around 83% in December and 82% in February. For a detailed look at February weather, you can visit Nuku'alofa weather in February.
In December, temperatures in Nuku'alofa range from a minimum of 22°C (73°F) to a maximum of 28°C (82°F), with an average of 25°C (78°F). The month typically sees high humidity at 83% and experiences around 163 mm (6.4 in) of rainfall over 17 days. In contrast, March presents slightly warmer temperatures with a minimum of 23°C (74°F) and an average of 26°C (79°F), peaking at the same maximum of 28°C (83°F). However, March is characterized by increased precipitation, totaling 300 mm (11.8 in) over 20 days, along with a slightly lower humidity of 81%. For a more detailed comparison, you can visit Nuku'alofa weather in March.
In December, the weather features warm temperatures with a minimum of 22°C (73°F) and an average of 25°C (78°F), reaching a maximum of 28°C (82°F). However, the month is characterized by significant rainfall, totaling 163 mm (6.4 inches) over approximately 17 days and high humidity at 83%.
In contrast, April experiences slightly warmer temperatures, with a minimum of 23°C (74°F) and an average of 26°C (79°F), while still peaking at a maximum of 28°C (82°F). Rainfall in April is more considerable, amounting to 238 mm (9.4 inches), and occurring over 16 days, with humidity levels slightly lower at 82%.
For more detailed information, you can check out Nuku'alofa weather in April.
December weather in Nuku'alofa is characterized by slightly warmer temperatures, with minimums around 22°C (73°F) and maximums reaching 28°C (82°F). The month sees considerable rainfall, averaging 163 mm (6.4 in) over 17 days, with a humidity level of 83%. In contrast, May experiences slightly cooler temperatures, with a minimum of 21°C (70°F) and a maximum of 27°C (81°F). Although it is still wet, May has a higher average precipitation of 196 mm (7.7 in) but fewer rainy days at 14, and a humidity level of 81%. For a detailed look at the weather patterns in May, you can visit Nuku'alofa weather in May.
In December, temperatures in Nuku'alofa are slightly warmer, with a minimum of 22°C (73°F) and an average of 25°C (78°F), reaching up to a high of 28°C (82°F). However, this month experiences more rainfall, with 163 mm (6.4 in) of precipitation spread over 17 days and higher humidity at 83%. In contrast, June offers milder conditions with temperatures ranging from a minimum of 20°C (69°F) to an average of 24°C (75°F) and a maximum of 26°C (79°F). Precipitation in June is notably lower at 101 mm (4.0 in) over just 11 days, and humidity is also reduced to 74%. For more details, you can check Nuku'alofa weather in June.
In December, the weather is generally warmer and more humid than in July, with average temperatures ranging from a minimum of 22°C (73°F) to a maximum of 28°C (82°F). This month also experiences more precipitation, with an average of 163 mm (6.4 in) spread over 17 days, resulting in a humidity level of 83%. In contrast, July features cooler temperatures, with an average ranging from 20°C (68°F) to 25°C (78°F), accompanied by less rainfall at 113 mm (4.4 in) over 11 days and lower humidity at 76%. For more detailed information about July weather, you can visit Nuku'alofa weather in July.
When comparing the weather in December and August, December tends to be warmer and wetter. December experiences a minimum temperature of 22°C (73°F) and an average of 25°C (78°F), with maximum temperatures reaching up to 28°C (82°F). In contrast, August has slightly cooler temperatures, with a minimum of 20°C (68°F) and an average of 22°C (73°F), peaking at 25°C (78°F). Moreover, December sees significantly more rainfall, with 163 mm (6.4 in) over 17 days, while August receives only 83 mm (3.3 in) across 10 days. The humidity is also higher in December at 83%, compared to 76% in August, making December feel more tropical. For more details, you can refer to Nuku'alofa weather in August.
In comparing the weather between December and September, we observe that December is generally warmer, with average temperatures ranging from a minimum of 22°C (73°F) to a maximum of 28°C (82°F). In contrast, September experiences slightly cooler temperatures, with lows of 20°C (67°F) and highs reaching 25°C (78°F). Furthermore, December sees increased precipitation, totaling 163 mm (6.4 in) over 17 days, compared to September's 135 mm (5.3 in) across 13 days. Additionally, humidity levels are higher in December at 83%, while September maintains a lower humidity of 78%. For more detailed insights, you can visit Nuku'alofa weather in September.
December's weather is generally warmer than October's, with average temperatures reaching up to 25°C (78°F) compared to October's 23°C (74°F). The maximum temperature in December can soar to 28°C (82°F), while October’s peak is 25°C (78°F). Additionally, December experiences more rainfall, with an average of 163 mm (6.4 in) over 17 days, compared to October’s 135 mm (5.3 in) across 13 days. Both months have high humidity levels, but December's is slightly higher at 83%, compared to October's 81%. For more detailed information, you can check Nuku'alofa weather in October.
In comparing the weather of December and November, December exhibits slightly warmer temperatures, with averages reaching 25°C (78°F) compared to November's average of 24°C (76°F). Additionally, December experiences more precipitation, totaling 163 mm (6.4 in) over 17 days, while November sees significantly less at 88 mm (3.5 in) over 12 days. Humidity remains high in both months, with December at 83% and November at 82%, contributing to the tropical feel during this time of year. For more detailed information, you can check Nuku'alofa weather in November.
As December unfolds in Nuku'alofa, the tropical charm of this island capital becomes more pronounced. With warm temperatures averaging around 25°C and humidity levels soaring to 83%, the month offers a pleasant yet humid atmosphere, making it typical of the region's summer season. However, December also brings increased rainfall, with precipitation occurring on about half the days of the month, contrasting sharply with the drier conditions experienced in earlier months. Those looking to explore the vibrant culture and stunning landscapes should prepare for a mix of sunshine and those inevitable tropical showers. For a deeper dive into the seasonal patterns, visit Nuku'alofa Climate.