December Weather in Oja, Indonesia

Last updated: August 23, 2025

In Oja, Indonesia, the average temperature in December hovers around 27°C (81°F). Expect a comfortable range, with minimums dipping to 24°C (76°F) and maximums peaking at 32°C (90°F). However, be prepared for some rain, as the area receives about 177 mm (7.0 in) of precipitation spread over 26 days. Don't forget, the average humidity during this month is 72%, creating a warm and slightly sticky atmosphere.

December Temperature in Oja

In December, Oja enjoys a warm average temperature of 27°C (81°F), with maximums reaching 32°C (90°F) and minimums dropping to a comfortable 24°C (76°F). This makes it an ideal destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates December temperature patterns in Oja, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oja, December typically has an average temperature of 27°C (81°F), with highs reaching up to 32°C (90°F) and lows dropping to around 24°C (76°F).

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

December Precipitation in Oja

In Oja in December, the total precipitation amount is 177 mm (7.0 in) spread over 26 days.

December Precipitation Trends in Oja

The chart displays monthly precipitation patterns in Oja, 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 Oja, December typically receives around 177 mm (7.0 inches) of precipitation spread over approximately 26 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 Oja

In Oja in December humidity is 72%. With an average temperature of 27°C (81°F), this humidity feels like walking through a warm, damp blanket, making travel a bit uncomfortable as you navigate through the thick, sticky air.

December Average Humidity in Oja

This chart illustrates the average monthly humidity levels in Oja, 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 Oja is approximately 72%, 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 Oja

In Oja 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 Oja, you can check here.

Maximum UV Index Levels in Oja for December

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

Data source: Oja 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 Oja Compares to Other Months

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

This table compares monthly weather conditions in Oja, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (80°F)	165 mm (6.5 inches)	78%	extreme
February Weather	27°C (80°F)	170 mm (6.7 inches)	84%	extreme
March Weather	27°C (81°F)	178 mm (7.0 inches)	84%	extreme
April Weather	27°C (81°F)	115 mm (4.5 inches)	82%	extreme
May Weather	27°C (81°F)	54 mm (2.1 inches)	83%	extreme
June Weather	26°C (79°F)	26 mm (1.0 inches)	79%	very high
July Weather	25°C (78°F)	15 mm (0.6 inches)	74%	extreme
August Weather	26°C (78°F)	20 mm (0.8 inches)	71%	extreme
September Weather	26°C (80°F)	21 mm (0.8 inches)	70%	extreme
October Weather	27°C (81°F)	65 mm (2.6 inches)	69%	extreme
November Weather	27°C (81°F)	163 mm (6.4 inches)	70%	extreme
December Weather	27°C (81°F)	177 mm (7.0 inches)	72%	extreme