December Weather in Ruis, Indonesia

Last updated: August 23, 2025

In December, the average temperature in Ruis, Indonesia is a warm 27°C (81°F). Expect a comfortable minimum of 24°C (75°F), while the high can peak at 31°C (88°F). However, be prepared for some wet days, as precipitation averages around 223 mm (8.8 in) over 27 days. The average humidity hovers at 72%, contributing to the balmy climate.

December Temperature in Ruis

In December in Ruis, the average temperature is 27°C (81°F). Maximums can reach 31°C (88°F) and minimums can be as low as 24°C (75°F). This pleasant weather makes Ruis an ideal destination for travelers seeking warmth and sunshine.

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

The chart illustrates December temperature patterns in Ruis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ruis, December typically has an average temperature of 27°C (81°F), with highs reaching up to 31°C (88°F) and lows dropping to around 24°C (75°F).

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

December Precipitation in Ruis

In Ruis in December, the precipitation amount is 223 mm (8.8 in) over the course of 27 days.

December Precipitation Trends in Ruis

The chart displays monthly precipitation patterns in Ruis, 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 Ruis, December typically receives around 223 mm (8.8 inches) of precipitation spread over approximately 27 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 Ruis

In Ruis 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 Ruis

This chart illustrates the average monthly humidity levels in Ruis, 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 Ruis 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 Ruis

In Ruis 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 Ruis, you can check here.

Maximum UV Index Levels in Ruis for December

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

Data source: Ruis 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 Ruis Compares to Other Months

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

This table compares monthly weather conditions in Ruis, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	298 mm (11.8 inches)	78%	extreme
February Weather	26°C (79°F)	276 mm (10.9 inches)	84%	extreme
March Weather	26°C (80°F)	281 mm (11.1 inches)	84%	extreme
April Weather	27°C (80°F)	148 mm (5.8 inches)	82%	extreme
May Weather	27°C (80°F)	64 mm (2.5 inches)	83%	extreme
June Weather	26°C (79°F)	42 mm (1.6 inches)	79%	extreme
July Weather	25°C (78°F)	20 mm (0.8 inches)	74%	extreme
August Weather	25°C (78°F)	22 mm (0.9 inches)	71%	extreme
September Weather	26°C (79°F)	30 mm (1.2 inches)	70%	extreme
October Weather	27°C (81°F)	49 mm (1.9 inches)	69%	extreme
November Weather	27°C (81°F)	164 mm (6.5 inches)	70%	extreme
December Weather	27°C (81°F)	223 mm (8.8 inches)	72%	extreme