December Weather in Onimsari, Indonesia

Last updated: August 23, 2025

In Onimsari, Indonesia, the average temperature in December is a pleasant 27°C (82°F). It can dip as low as 24°C (75°F) and rise to a maximum of 34°C (93°F). With an average humidity of 85% and precipitation totaling 288 mm (11.4 in) over 28 days, it's a month rich with moisture, ideal for enjoying the lush surroundings.

December Temperature in Onimsari

In December in Onimsari, the average temperature is 27°C (82°F). Maximums can reach 34°C (93°F), while minimums can drop to as low as 24°C (75°F). This pleasant weather makes Onimsari an ideal destination for travelers looking to enjoy warm, sunny days.

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

The chart illustrates December temperature patterns in Onimsari, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Onimsari, December typically has an average temperature of 27°C (82°F), with highs reaching up to 34°C (93°F) and lows dropping to around 24°C (75°F).

Data source: Temperature data for Onimsari generated using information from the Copernicus Climate Change Service.

December Precipitation in Onimsari

In Onimsari in December, the precipitation amount is 288 mm (11.4 in) over the course of 28 days.

December Precipitation Trends in Onimsari

The chart displays monthly precipitation patterns in Onimsari, 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 Onimsari, December typically receives around 288 mm (11.4 inches) of precipitation spread over approximately 28 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Onimsari

In Onimsari in December humidity is 85%. With an average temperature of 27°C (82°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor activities a bit more challenging and encouraging travelers to seek shade and stay hydrated.

December Average Humidity in Onimsari

This chart illustrates the average monthly humidity levels in Onimsari, 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 Onimsari is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Onimsari

In Onimsari in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Onimsari, you can check here.

Maximum UV Index Levels in Onimsari for December

The chart shows the monthly maximum UV Index (UVI) for Onimsari 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 Onimsari typically reaches 14, which falls under the extreme exposure category.

Data source: Onimsari 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.

How December Weather in Onimsari Compares to Other Months

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

This table compares monthly weather conditions in Onimsari, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	28°C (82°F)	228 mm (9.0 inches)	85%	extreme
February Weather	27°C (82°F)	260 mm (10.2 inches)	86%	extreme
March Weather	27°C (81°F)	351 mm (13.8 inches)	85%	extreme
April Weather	27°C (81°F)	362 mm (14.3 inches)	87%	extreme
May Weather	27°C (82°F)	322 mm (12.7 inches)	84%	extreme
June Weather	27°C (80°F)	263 mm (10.4 inches)	86%	extreme
July Weather	26°C (80°F)	268 mm (10.6 inches)	88%	extreme
August Weather	27°C (80°F)	180 mm (7.1 inches)	90%	extreme
September Weather	27°C (80°F)	263 mm (10.3 inches)	87%	extreme
October Weather	27°C (81°F)	296 mm (11.6 inches)	86%	extreme
November Weather	27°C (82°F)	267 mm (10.5 inches)	85%	extreme
December Weather	27°C (82°F)	288 mm (11.4 inches)	85%	extreme