December Weather in Gianyar, Indonesia

Last updated: August 21, 2025

In December, Gianyar, Indonesia, experiences a tropical climate characterized by warm temperatures and significant rainfall. With maximum temperatures reaching up to 31°C (87°F) and a pleasant average of 26°C (79°F), the weather remains inviting despite the high humidity level of 72%. Rainfall is a notable feature this month, as the region receives a substantial 338 mm (13.3 in) of precipitation over 28 days, creating a lush and vibrant environment. Visitors can expect frequent showers, making it an ideal time for lush scenery and rich cultural experiences, albeit with occasional interruptions from the rain.

December Temperature in Gianyar

In Gianyar, Indonesia, December marks a transition into the warmer end of the year, with temperatures reflecting a gradual increase. The month starts with minimum temperatures around 23°C (74°F) and peaks at a maximum of 31°C (87°F), making it one of the warmest times on the calendar. The average temperature hovers at a comfortable 26°C (79°F), mirroring a pattern seen throughout the earlier months, where daytime warmth slightly intensifies compared to the cooler, drier months of mid-year. This steady rise in temperatures signifies an inviting climate for both locals and tourists to explore Gianyar's vibrant culture and stunning landscapes, signaling a delightful end to the year.

December Weather in Gianyar: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Gianyar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gianyar, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec787878797876747475777878
Data source: Temperature data for Gianyar generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Gianyar

In December, Gianyar, Indonesia, experiences a significant amount of rainfall, with 338 mm (13.3 in) of precipitation spread over 28 days. This month's deluge continues the trend seen in November, where 383 mm (15.1 in) fell in 24 days, suggesting a robust wet season as the year draws to a close. Notably, both months reflect a peak in precipitation compared to the dryer middle months of the year, highlighting a shift from the lower totals of only 89 mm (3.5 in) in May and 62 mm (2.5 in) in July. The consistent pattern of rain during these months underscores the region's tropical climate, characterized by alternating wet and dry periods. As December transitions to January, locals can expect this trend of heavy rainfall to persist, marking the height of the rainy season in Gianyar.

December Precipitation Trends in Gianyar

The chart displays monthly precipitation patterns in Gianyar, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Gianyar, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec378352350186898563636694383338
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Gianyar

In Gianyar, Indonesia, December brings a slight increase in humidity, measuring at 72%. This marks a continuation of the generally high humidity levels experienced throughout the year, peaking in February at 84%. As we move from the intensity of mid-year humidity, which dips to its lowest in October at 69%, December sees a subtle rise, aligning with the wetter season. Overall, the trend showcases a comfortable climatic rhythm, with humidity gradually decreasing during the cooler months and creeping back up towards the year's end, maintaining a tropical ambiance that characterizes this beautiful region.

December Average Humidity in Gianyar

This chart illustrates the average monthly humidity levels in Gianyar, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Gianyar is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%84%82%80%79%76%73%72%71%69%69%72%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Gianyar

December in Gianyar, Indonesia, sees a UV Index of 15, categorizing the exposure as extreme with a burn time of just 10 minutes. This month continues the trend of high UV levels that began in January, where the index reached its peak at 16, reflecting consistently severe sun exposure throughout the year. As the months progress, the UV Index slightly dips in April and May but resurges again from July to December, maintaining an average burn time of 10 to 15 minutes across most months. Outdoor enthusiasts should remain vigilant and take necessary precautions against the sun’s rays. For more information on the UV levels throughout the year, check out Gianyar UV Index.

Maximum UV Index Levels in Gianyar for December

The chart shows the monthly maximum UV Index (UVI) for Gianyar in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Gianyar typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616141210111315151415
Data source: Gianyar December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Gianyar

In Gianyar, Indonesia, December brings a comforting blanket of warmth with 290 hours of sunshine. This delightful month mirrors the sunny disposition of November, maintaining a stable glow before ushering in the new year. While the year peaks in sunshine during October with an impressive 318 hours, December's consistent light keeps the vibrant atmosphere alive, reflecting a pattern where the dry season's sunlight tends to build up from January's humble 226 hours to a satisfying crescendo from April through August, often exceeding 300 hours. The equal brightness of December, alongside November, highlights the region's delightful climate transition, ensuring that visitors can bask in the lush beauty of Bali just as the festive spirit flourishes.

Monthly Sunshine Duration in Gianyar: December Highlighted

The December sunshine duration represents the total number of hours Gianyar experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec226h267h292h292h306h294h307h311h304h318h290h290h
Data source: Gianyar December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Gianyar During December

Gianyar, Indonesia, experiences a unique weather pattern throughout the year, with December showcasing a moderate 13% chance of sunny days. This figure reflects a notable dip from the preceding months, especially the bumper sunshine in April and July, which both enjoy a robust 43% likelihood. As the year progresses, the chances of sunshine diminish significantly, dropping sharply to just 5% in November. By December, the probability begins to recover slightly but still remains low compared to the spring and mid-year months. This trend paints a picture of a tropical climate with distinct variations, encouraging visitors to prepare for a mix of sun and potential rain as the year wraps up.

Percentage of Sunny Days in December in Gianyar

The chart illustrates the percentage of sunny days in Gianyar throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Gianyar experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec3%6%13%43%39%36%43%35%27%23%5%13%
Data source: Gianyar December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Gianyar in December

In Gianyar, Indonesia, the December daylight duration is consistent with the majority of the year, offering a generous 12 hours of sunlight. This pattern begins in January and extends through the early months of spring, showcasing a delightful 12-hour cycle until the shift in daylight begins in April. From April to August, daylight dips slightly to 11 hours as the region experiences its distinct seasons. However, as September rolls around, daylight rebounds to 12 hours again, a duration that remains steady through November and into December. This rhythmic fluctuation underscores a charming equilibrium of daylight throughout the year, keeping Gianyar bathed in ample sunshine and creating an inviting atmosphere for both residents and visitors alike.

Average Daylight Hours in Gianyar for December

The chart illustrates the variation in daylight duration in Gianyar throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 32m12h 21m12h 7m11h 53m11h 42m11h 37m11h 39m11h 49m12h 2m12h 16m12h 29m12h 35m
Data source: Gianyar daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Gianyar

As the year winds down, December in Gianyar, Indonesia, sees a gentle breeze with an average wind speed of 2.2 m/s (5 mph), mirroring the calm of January. This month marks a transition after a notable decrease in wind speed over the past few months; November's winds dropped to their lowest at 1.5 m/s (3 mph). The warmer months of May through August revealed the region’s breezier tendencies, peaking at 3.1 m/s (7 mph) during July and August, before settling back into more moderate conditions. December’s consistent winds offer a serene backdrop, perfect for reflection as the island embraces the lush beauty of the rainy season.

Average December Wind Speed in Gianyar

The chart displays monthly wind speed patterns in Gianyar, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.01.72.02.52.13.13.12.82.01.52.2 m/s
Data source: Gianyar December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Gianyar Compares to Other Months

Weather in Gianyar varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Gianyar, focusing on differences in temperature, rainfall, humidity, and UV levels.

In December, temperatures in Gianyar range from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), with an average of 26°C (79°F). The month sees significant rainfall, totaling 338 mm (13.3 in) across 28 days, and a humidity level of 72%. In contrast, January maintains similar temperature ranges, with a minimum of 22°C (72°F) and the same maximum of 31°C (87°F), while the average dips slightly to 26°C (78°F). However, January experiences increased precipitation at 377 mm (14.9 in) over 24 days and a higher humidity level of 78%. For a more detailed look at what to expect, check out Gianyar weather in January.

December and February exhibit fairly similar temperatures, with both months experiencing minimums around 23°C (73-74°F) and average highs close to 30-31°C (87°F). However, February tends to have slightly less variation, maxing out at 30°C (87°F) compared to December's peak of 31°C (87°F). Precipitation levels are also notable: December sees 338 mm (13.3 in) over 28 days, while February receives a slightly higher total of 352 mm (13.8 in) but over fewer days (26). The humidity is higher in February at 84%, compared to December's 72%. For a detailed look at what to expect in February, you can refer to Gianyar weather in February.

In December, the weather features a slightly warmer range, with temperatures reaching a minimum of 23°C (74°F) and a maximum of 31°C (87°F), accompanied by an average temperature of 26°C (79°F). However, this month also sees considerable rainfall, totaling 338 mm (13.3 in) over 28 days, coupled with a humidity level of 72%.

In contrast, March presents a marginally cooler climate, with a minimum temperature of 22°C (72°F) and a maximum of 30°C (87°F), while still averaging at 26°C (79°F). The precipitation increases slightly to 350 mm (13.8 in) over 29 days, and the humidity rises to 82%.

For more detailed insights, check out Gianyar weather in March.

December and April share similar average temperatures, with December experiencing a slight edge in both minimum and maximum temperatures. December's temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), while April sees a minimum of 22°C (72°F) and a maximum of 30°C (87°F). However, December is significantly wetter, receiving 338 mm (13.3 in) of precipitation over 28 days compared to April's 186 mm (7.3 in) over 23 days. Additionally, humidity levels are slightly higher in April at 80%, compared to 72% in December. For more detailed information on April weather, you can check out Gianyar weather in April.

December and May present distinct contrasts in weather patterns. In December, temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), with an average of 26°C (79°F). This month also experiences significant rainfall, with a total precipitation of 338 mm (13.3 in) spread over 28 days, contributing to a relatively high humidity level of 72%. In contrast, May enjoys slightly cooler temperatures, with a minimum of 22°C (72°F) and a maximum of 30°C (86°F), averaging 25°C (78°F). Rainfall amounts are considerably lower at 89 mm (3.5 in) over 16 days, while humidity is slightly higher at 79%. For those interested in exploring more about May weather, specific details can be found at Gianyar weather in May.

In December, the weather tends to be warmer and significantly wetter compared to June. December sees minimum temperatures around 23°C (74°F) and averages reaching 26°C (79°F), with maximums peaking at 31°C (87°F). The month is characterized by substantial rainfall, accumulating 338 mm (13.3 in) over 28 days, which contributes to a humidity level of 72%. In contrast, June experiences milder temperatures, with a minimum of 21°C (70°F) and an average of 24°C (76°F), reaching a maximum of 29°C (84°F). Rainfall is much less frequent in June, totaling only 85 mm (3.4 in) across 17 days, and humidity is slightly higher at 76%. To learn more about the weather specifics in June, you can visit Gianyar weather in June.

In December, the weather is generally warmer than in July, with average temperatures reaching 26°C (79°F) compared to July's average of 24°C (75°F). December also experiences higher maximum temperatures, peaking at 31°C (87°F) versus July's 28°C (83°F). Additionally, December is marked by significantly more rainfall, with 338 mm (13.3 in) falling over 28 days, whereas July only sees 62 mm (2.5 in) over 16 days. Humidity levels remain fairly similar between the two months, with December at 72% and July at 73%. For more insights on the weather during July, you can check Gianyar weather in July.

In December, the weather is markedly warmer than in August, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), compared to August's cooler temperatures of 19°C (67°F) to 28°C (82°F). Additionally, December experiences significantly higher precipitation, totaling 338 mm (13.3 in) over 28 days, whereas August sees only 63 mm (2.5 in) across 16 days. Despite both months maintaining a humidity level of 72%, the heavier rainfall in December contributes to a much more humid and moist atmosphere overall. For more detailed information, you can check out the Gianyar weather in August.

In December, the weather is generally warmer than in September, with average temperatures reaching 26°C (79°F), compared to September's 24°C (76°F). December experiences higher maximum temperatures, peaking at 31°C (87°F), whereas September's maximum is 28°C (84°F). Additionally, December is significantly wetter, with 338 mm (13.3 in) of precipitation over 28 days, while September only receives 66 mm (2.6 in) across 16 days. Despite the increased rainfall, humidity levels are quite similar, with December at 72% and September slightly lower at 71%. For a more detailed look at September weather trends, check out Gianyar weather in September.

In comparing the weather between December and October, December tends to be warmer with an average temperature of 26°C (79°F), slightly higher than October's average of 25°C (77°F). While both months are characterized by warm temperatures, December experiences more intense rainfall, totaling 338 mm (13.3 in) over 28 days compared to October's 94 mm (3.7 in) over 18 days. Additionally, humidity levels increase slightly in December, averaging 72% compared to 69% in October. For a more detailed look, you can check Gianyar weather in October.

December's weather is slightly warmer than November, with average temperatures reaching 26°C (79°F) compared to November's average of 25°C (78°F). The maximum temperatures also rise to 31°C (87°F) in December, while November peaks at 30°C (86°F). However, December experiences more precipitation, totaling 338 mm (13.3 in) over 28 days, compared to November's 383 mm (15.1 in) spread across 24 days. Humidity is slightly higher in December at 72%, compared to November's 69%. For more detailed insights, you can check out Gianyar weather in November.

Compare Gianyar's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Gianyar

In December, Gianyar experiences a notable shift in weather compared to the drier months, characterized by an average temperature of 26°C and a maximum that can reach up to 31°C. The month is marked by increased humidity levels at 72% and a significant amount of rainfall, accumulating to 338 mm over 28 days. This makes December one of the wettest months, transforming the landscape into a lush paradise but also presenting challenges for outdoor activities. For a more in-depth look at Gianyar's unique weather patterns, explore Gianyar Climate.