Last updated: August 21, 2025
December in Kupang, Indonesia presents a warm tropical climate, with maximum temperatures soaring to 35°C (96°F) and an average of 28°C (83°F). The month is characterized by a high level of humidity at 72%, contributing to a lush, vibrant atmosphere. Rainfall is substantial, totaling 256 mm (10.1 in) across 26 days, creating a wet yet refreshing environment. Visitors can expect a mix of sunny afternoons and brief, cooling showers, making it a unique time to experience the beauty and culture of Kupang.
In December, Kupang, Indonesia, experiences a warm tropical climate, with temperatures reflecting a pattern seen throughout the year. The minimum temperature settles at a mild 23°C (74°F), while the average rises to 28°C (83°F), leading up to a maximum of 35°C (96°F). This month marks a slight increase from the cooler temperatures of November, indicating a gradual transition into the hotter season. Overall, the trend showcases a consistent warmth, emphasizing Kupang's tropical charm, perfect for outdoor activities and exploration. As the year draws to a close, visitors can expect balmy days and comfortable nights, making December an ideal time to experience this vibrant destination.
In December, Kupang experiences a notable spike in precipitation, with a substantial 256 mm (10.1 in) of rain over 26 days, making it one of the wettest months of the year. This increase follows the rainy pattern established in November, which saw 117 mm (4.6 in) of rainfall. The transition from the drier months of May to October—where precipitation plummeted to as low as 2 mm (0.1 in) in July—highlights the shift from a dry season to a more robust wet season. As December approaches, the frequency of rain days mirrors this increase, underscoring a month characterized by consistent rainfall that contributes to the region's lush landscape. Overall, December serves as a reminder of the dynamic climatic rhythm of Kupang, where the balance between wet and dry seasons shapes the local environment.
In Kupang, Indonesia, the trend of humidity throughout the year reveals a fascinating pattern. Starting the year with a high of 77% in January, humidity levels peak in February and March at 82%, creating a lush atmosphere. As the months progress into April and May, humidity remains relatively stable at 80%, maintaining that tropical feel. A gradual decline begins in June with 75%, continuing down through July at 71%—the driest month of the year. As the dry season sets in, humidity experiences a slight rebound in August, September, and October, hovering around 74%. By November, it eases further to 73%, before concluding the year in December at 72%. This subtle decrease reflects a transition as Kupang navigates from the wet season into a drier climate, providing a dynamic backdrop for the city’s vibrant life.
In Kupang, Indonesia, December brings a UV Index of 14, maintaining its position in the extreme exposure category with a quick burn time of just 10 minutes. This trend of high UV levels persists throughout the year, particularly from January to November when the UV Index consistently peaks at 15 or 16. Even during the cooler months like June, where the index drops to 10, caution is still advised. As the year rounds out, the sustained intensity of UV rays highlights the importance of sun protection, making it essential for residents and visitors alike to stay vigilant. For more detailed insights on daily UV levels, check the Kupang UV Index.
UV Risk Categories
In Kupang, Indonesia, December brings a delightful tapestry of sunshine, boasting 302 hours of glorious sunlight. As the year wraps up, the city experiences a slight dip in sunshine compared to the peak of 330 hours in October. This subtle downturn is part of a broader trend, where the sun-kissed days gradually increase from January's 231 hours to an impressive zenith in mid-year, particularly in August with 313 hours. The latter months showcase a captivating consistency, where the sun-drenched ambiance continues to glow, even as temperatures turn more humid. December, with its rich blend of sunshine, invites both locals and visitors to bask in the warm rays, setting the perfect stage for festive celebrations under clear blue skies.
In Kupang, Indonesia, December typically experiences a meager 18% chance of sunny weather, making it one of the less favorable months for sunshine. This trend of declining sun probability is evident as we move from the sun-drenched heights of August (69%) and July (66%), gradually descending through the autumn months. Notably, November sees a drop to 20%, which sets the stage for December's even lower likelihood. This reflects a clear seasonal shift, indicating that while December does not boast the warm rays of earlier months, the region transitions into a cooler, cloudier period. As such, those planning to visit Kupang in December should prepare for more overcast skies than sunlit days.
In Kupang, Indonesia, the daylight duration remains remarkably consistent throughout the year. From January to March, residents enjoy a generous 12 hours of daylight, setting a vibrant tone for the first quarter. As the year progresses into April through August, there’s a subtle shift, with daylight dipping to 11 hours during these mid-year months, suggesting a touch of seasonal variation. However, September to November brings a return to cheery 12-hour days, illuminating the region with ample sun. Finally, December marks a return to that familiar 12 hours of daylight, ensuring that the year ends on a bright note. Overall, Kupang experiences a stable pattern, with minor fluctuations that embody the beauty of its tropical climate.
As December settles over Kupang, Indonesia, the winds begin to whisper a softer tune, with an average speed of 2.2 m/s (5 mph), reflecting a noticeable decline from the invigorating gusts of the previous months. After a peak in August at 4.8 m/s (11 mph), the wind speeds gradually eased, culminating in November's calm of 1.7 m/s (4 mph). This trend suggests a transition towards the quieter, more serene end of the year, where gentle breezes replace the robust winds of mid-year. The December air carries a tranquil warmth, inviting residents and visitors alike to enjoy the peaceful atmosphere of the season, with the soft caress of the wind serving as a soothing reminder of the beauty of this coastal paradise.
Weather in Kupang varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Kupang, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather features warmer temperatures, with an average of 28°C (83°F) and maximums reaching up to 35°C (96°F). The month experiences significant rainfall, totaling 256 mm (10.1 in) over 26 days, accompanied by a humidity level of 72%. In contrast, January sees slightly cooler conditions, with an average temperature of 27°C (81°F) and a maximum of 33°C (92°F). Precipitation increases slightly to 266 mm (10.5 in) over 24 days, and humidity rises to 77%. For more detailed information about the weather in January, you can check Kupang weather in January.
When comparing the weather in December and February, both months exhibit warm temperatures, with December having slightly higher averages. In December, temperatures range from a minimum of 23°C (74°F) to a maximum of 35°C (96°F), while February sees an average of 27°C (81°F), with highs reaching 33°C (91°F). Precipitation is prevalent in both months, with December experiencing 256 mm (10.1 in) over 26 days and February slightly less at 233 mm (9.2 in) over the same number of days. Additionally, humidity levels rise from 72% in December to 82% in February, contributing to a more muggy feel as the year progresses. For a closer look at the weather specifics in February, visit Kupang weather in February.
In comparing the weather of December and March, both months experience relatively warm temperatures, with December showing a slightly higher average of 28°C (83°F) compared to March's 27°C (82°F). December also has a higher maximum temperature of 35°C (96°F) versus March's 33°C (92°F). Precipitation levels are substantial in both months, with December receiving 256 mm (10.1 in) over 26 days, while March sees slightly less at 238 mm (9.4 in) across 28 days. Humidity levels rise in March to 82%, compared to December's 72%, making March feel more muggy. For more detailed information, you can check Kupang weather in March.
In December, temperatures in Kupang typically range from a minimum of 23°C (74°F) to a maximum of 35°C (96°F), with an average of 28°C (83°F). This month also experiences significant rainfall, accumulating around 256 mm (10.1 in) over about 26 days, resulting in a humidity level of 72%. In contrast, April sees similar average temperatures, with a minimum of 22°C (72°F) and a maximum of 36°C (96°F). However, the precipitation drops to 144 mm (5.7 in) over just 12 days, leading to an increase in humidity to 80%. For more detailed information, you can check the Kupang weather in April.
In comparing the weather of December and May, we see some notable differences despite similar temperature ranges. December experiences much higher precipitation, with 256 mm (10.1 in) over 26 days, making it a notably wetter month, while May enjoys significantly drier conditions with only 18 mm (0.7 in) falling over just 3 days. Both months share similar temperature averages, with a minimum of 23°C (73°F) and an average of 28°C (83°F), but May tends to feel a bit more humid at 80%, compared to December's 72%. For a more detailed view of May's climate, you can check Kupang weather in May.
December and June in Kupang present distinct weather characteristics that influence the overall climate experience. December tends to be warmer, with average temperatures reaching 28°C (83°F) and maximums of 35°C (96°F), contrasted by a significant amount of rainfall at 256 mm (10.1 in) over 26 days, which maintains a humidity level of 72%. In comparison, June offers slightly cooler temperatures, with averages around 27°C (82°F) and minimums of 21°C (70°F), accompanied by a much drier climate, with only 5 mm (0.2 in) of precipitation falling on just one day, and a slightly higher humidity of 75%. For more detailed insights into June weather in Kupang, you can refer to Kupang weather in June.
When comparing the weather in December and July, December tends to be warmer and wetter. December sees average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 35°C (96°F), with significant rainfall totaling 256 mm (10.1 in) over 26 days, resulting in a high humidity level of 72%. In contrast, July enjoys milder conditions with temperatures averaging from 21°C (69°F) at night to 34°C (93°F) during the day, but it remains notably drier, with only 2 mm (0.1 in) of precipitation recorded on zero days, maintaining a similar humidity level of 71%. For more detailed insights on July weather, you can check Kupang weather in July.
When comparing the weather in December and August, December tends to be hotter and wetter. December's average temperature is slightly higher at 28°C (83°F) compared to August's 27°C (81°F), with maximum temperatures reaching 35°C (96°F) in December versus 34°C (94°F) in August. However, December experiences significantly more precipitation, averaging 256 mm (10.1 in) over 26 days, while August is remarkably dry with only 3 mm (0.1 in) over 0 days. Humidity levels are similar in both months, with December at 72% and August slightly higher at 74%. For a more detailed look at weather patterns, you can check out Kupang weather in August.
When comparing the weather in December and September, we see some notable differences. December experiences warmer nights with a minimum temperature of 23°C (74°F), compared to September's cooler minimum of 20°C (68°F). Both months have the same average temperature of 28°C (83°F), but September often peaks slightly higher at a maximum of 36°C (98°F) compared to December’s maximum of 35°C (96°F). Precipitation levels in December are significantly higher, with 256 mm (10.1 in) over 26 days, while September remains dry with only 3 mm (0.1 in) and no rainy days. Additionally, humidity levels are slightly elevated in December at 72%, while September maintains a similar level at 74%. For more details on September weather, you can visit Kupang weather in September.
December weather in the region is characterized by slightly cooler temperatures, with average highs around 28°C (83°F) and higher humidity at 72%. In contrast, October tends to be warmer on average, reaching up to 29°C (85°F) with maximums peaking at 36°C (97°F). Rainfall also plays a significant role in December, with approximately 256 mm (10.1 in) over 26 days, compared to the mild 15 mm (0.6 in) experienced in October, which sees rain on just four days. For more detailed insights, you can check Kupang weather in October.
In comparing the weather between December and November, December tends to be slightly cooler, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 35°C (96°F), compared to November, which has a higher average with lows of 24°C (76°F) and highs reaching up to 38°C (100°F). Precipitation levels also increase significantly in December, with 256 mm (10.1 in) of rainfall over 26 days, while November experiences less rain at 117 mm (4.6 in) over just 14 days. Both months maintain a similar level of humidity, hovering around 72-73%. For a more detailed look at November's weather, you can visit Kupang weather in November.
As December unfolds in Kupang, the weather takes on a distinct character, marking a transition into the rainy season. The warm temperatures, typically peaking at 35°C, combined with an average humidity of 72%, create a sultry atmosphere. Unlike the drier months, December experiences significant rainfall, with 256 mm accumulated over 26 days, resulting in a lush landscape. This increased precipitation brings a refreshing change, contrasting with the lower humidity and less frequent rain earlier in the year. To explore more about how Kupang’s climate influences your travel plans, check out Kupang Climate.