January Weather in Kotabaru, Indonesia

Last updated: August 23, 2025

In January, the average temperature in Kotabaru, Indonesia hovers around 26°C (79°F). Expect a comfortable minimum of 21°C (70°F), while the heat can peak at a warm 34°C (93°F). During this time, precipitation averages 196 mm (7.7 in) spread over 22 days, contributing to an average humidity level of a muggy 89%.

January Temperature in Kotabaru

In January in Kotabaru, the average temperature is 26°C (79°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 21°C (70°F). This pleasant weather makes it an ideal time for travelers to explore and enjoy outdoor activities in Kotabaru.

January Weather in Kotabaru: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Kotabaru, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kotabaru, January typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (93°F) and lows dropping to around 21°C (70°F).

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

January Precipitation in Kotabaru

In Kotabaru in January, the total precipitation amount is 196 mm (7.7 in) over the course of 22 days.

January Precipitation Trends in Kotabaru

The chart displays monthly precipitation patterns in Kotabaru, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Kotabaru, January typically receives around 196 mm (7.7 inches) of precipitation spread over approximately 22 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Kotabaru

In Kotabaru in January, humidity is 89%. With an average temperature of 26°C (79°F), this humidity feels like walking through a warm, thick blanket, making it feel much hotter and more exhausting for traveling, as every step seems to weigh you down in the muggy air.

January Average Humidity in Kotabaru

This chart illustrates the average monthly humidity levels in Kotabaru, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Kotabaru is approximately 89%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Kotabaru

In Kotabaru in January, 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 Kotabaru, you can check here.

Maximum UV Index Levels in Kotabaru for January

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

Data source: Kotabaru January 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 January Weather in Kotabaru Compares to Other Months

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

This table compares monthly weather conditions in Kotabaru, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	196 mm (7.7 inches)	89%	extreme
February Weather	26°C (79°F)	215 mm (8.5 inches)	84%	extreme
March Weather	26°C (80°F)	336 mm (13.2 inches)	84%	extreme
April Weather	27°C (80°F)	344 mm (13.5 inches)	83%	extreme
May Weather	27°C (81°F)	308 mm (12.1 inches)	85%	extreme
June Weather	27°C (80°F)	201 mm (7.9 inches)	86%	extreme
July Weather	26°C (80°F)	175 mm (6.9 inches)	86%	extreme
August Weather	27°C (80°F)	163 mm (6.4 inches)	88%	extreme
September Weather	27°C (80°F)	254 mm (10.0 inches)	88%	extreme
October Weather	26°C (80°F)	332 mm (13.1 inches)	90%	extreme
November Weather	26°C (80°F)	397 mm (15.6 inches)	89%	extreme
December Weather	26°C (79°F)	310 mm (12.2 inches)	88%	extreme