January Weather in Sintang, Indonesia

Last updated: August 23, 2025

In Sintang, Indonesia, the average temperature in January hovers around 27°C (80°F), with the potential to dip to a minimum of 23°C (74°F) and reach a maximum of 34°C (94°F). During this month, expect approximately 198 mm (7.8 in) of precipitation spread over 23 days, contributing to a notably high average humidity of 90%. Enjoy the warmth, but be prepared for the moisture!

January Temperature in Sintang

In January in Sintang, the average temperature is 27°C (80°F), with maximums reaching up to 34°C (94°F) and minimums dropping as low as 23°C (74°F). This pleasant climate makes Sintang an ideal destination for travelers seeking warm weather and enjoyable outdoor activities.

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

The chart illustrates January temperature patterns in Sintang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sintang, January typically has an average temperature of 27°C (80°F), with highs reaching up to 34°C (94°F) and lows dropping to around 23°C (74°F).

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

January Precipitation in Sintang

In Sintang in January, the precipitation amount is 198 mm (7.8 in) over the course of 23 days.

January Precipitation Trends in Sintang

The chart displays monthly precipitation patterns in Sintang, 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 Sintang, January typically receives around 198 mm (7.8 inches) of precipitation spread over approximately 23 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 Sintang

In Sintang in January humidity is 90%. With an average temperature of 27°C (80°F), this humidity feels like a warm embrace that can quickly become overwhelming for travelers. The sticky air clings to your skin, making even the simplest activities feel exhausting and requiring frequent breaks in the shade to stay comfortable.

January Average Humidity in Sintang

This chart illustrates the average monthly humidity levels in Sintang, 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 Sintang is approximately 90%, 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 Sintang

In Sintang 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 Sintang, you can check here.

Maximum UV Index Levels in Sintang for January

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

Data source: Sintang 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 Sintang Compares to Other Months

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

This table compares monthly weather conditions in Sintang, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (80°F)	198 mm (7.8 inches)	90%	extreme
February Weather	27°C (80°F)	242 mm (9.5 inches)	90%	extreme
March Weather	27°C (81°F)	287 mm (11.3 inches)	90%	extreme
April Weather	27°C (81°F)	257 mm (10.1 inches)	89%	extreme
May Weather	28°C (82°F)	248 mm (9.8 inches)	88%	extreme
June Weather	27°C (81°F)	240 mm (9.5 inches)	88%	extreme
July Weather	27°C (81°F)	170 mm (6.7 inches)	88%	extreme
August Weather	27°C (81°F)	204 mm (8.0 inches)	89%	extreme
September Weather	27°C (81°F)	248 mm (9.8 inches)	84%	extreme
October Weather	27°C (81°F)	344 mm (13.5 inches)	89%	extreme
November Weather	27°C (81°F)	365 mm (14.4 inches)	88%	extreme
December Weather	27°C (81°F)	256 mm (10.1 inches)	89%	extreme