January Weather in Sibolga, Indonesia

Last updated: August 23, 2025

In January, the average temperature in Sibolga, Indonesia hovers around 26°C (79°F). Expect a minimum of 22°C (73°F) and a maximum of 30°C (87°F). Over the month, anticipate about 280 mm (11.0 in) of precipitation spread across 20 days, coupled with an average humidity of 81%.

January Temperature in Sibolga

In January in Sibolga, the average temperature is 26°C (79°F), with maximums reaching 30°C (87°F) and minimums dipping as low as 22°C (73°F). This pleasant climate makes it an ideal destination for travelers seeking warm weather and outdoor adventures.

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

The chart illustrates January temperature patterns in Sibolga, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sibolga, January typically has an average temperature of 26°C (79°F), with highs reaching up to 30°C (87°F) and lows dropping to around 22°C (73°F).

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

January Precipitation in Sibolga

In Sibolga in January, the total precipitation amount is 280 mm (11.0 in) over a span of 20 days.

January Precipitation Trends in Sibolga

The chart displays monthly precipitation patterns in Sibolga, 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 Sibolga, January typically receives around 280 mm (11.0 inches) of precipitation spread over approximately 20 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 Sibolga

In Sibolga in January, humidity is 81%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor adventures stickier and more draining, yet still vibrant with life—perfect for exploring local culture, but you'll want to take frequent breaks and stay hydrated.

January Average Humidity in Sibolga

This chart illustrates the average monthly humidity levels in Sibolga, 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 Sibolga is approximately 81%, 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 Sibolga

In Sibolga 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 Sibolga, you can check here.

Maximum UV Index Levels in Sibolga for January

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

Data source: Sibolga 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 Sibolga Compares to Other Months

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

This table compares monthly weather conditions in Sibolga, 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)	280 mm (11.0 inches)	81%	extreme
February Weather	26°C (79°F)	278 mm (10.9 inches)	75%	extreme
March Weather	26°C (79°F)	469 mm (18.5 inches)	78%	extreme
April Weather	26°C (79°F)	418 mm (16.5 inches)	80%	extreme
May Weather	26°C (80°F)	324 mm (12.8 inches)	83%	extreme
June Weather	26°C (80°F)	174 mm (6.8 inches)	84%	extreme
July Weather	26°C (79°F)	250 mm (9.8 inches)	83%	extreme
August Weather	26°C (78°F)	236 mm (9.3 inches)	86%	extreme
September Weather	25°C (78°F)	362 mm (14.3 inches)	87%	extreme
October Weather	25°C (78°F)	389 mm (15.3 inches)	88%	extreme
November Weather	25°C (78°F)	585 mm (23.0 inches)	87%	extreme
December Weather	26°C (78°F)	467 mm (18.4 inches)	85%	extreme