January Weather in Tumpuk, Indonesia

Last updated: August 23, 2025

In January, the average temperature in Tumpuk, Indonesia hovers around 25°C (78°F), providing a warm and inviting climate. However, be prepared for a temperature range that can dip to 21°C (70°F) and peak at a sizzling 33°C (91°F). This month, expect significant precipitation of 310 mm (12.2 in) spread over 25 days, contributing to an average humidity level of 81%—perfect conditions for lush greenery!

January Temperature in Tumpuk

In January in Tumpuk, the average temperature is 25°C (78°F). Maximums can reach 33°C (91°F), while minimums can drop to as low as 21°C (70°F). This pleasant weather makes Tumpuk an ideal destination for travelers looking to enjoy mild temperatures and outdoor activities.

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

The chart illustrates January temperature patterns in Tumpuk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tumpuk, January typically has an average temperature of 25°C (78°F), with highs reaching up to 33°C (91°F) and lows dropping to around 21°C (70°F).

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

January Precipitation in Tumpuk

In Tumpuk in January, the precipitation amount is 310 mm (12.2 in) spread over 25 days.

January Precipitation Trends in Tumpuk

The chart displays monthly precipitation patterns in Tumpuk, 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 Tumpuk, January typically receives around 310 mm (12.2 inches) of precipitation spread over approximately 25 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Tumpuk

In Tumpuk in January humidity is 81%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities less comfortable and requiring frequent breaks to stay hydrated.

January Average Humidity in Tumpuk

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

In Tumpuk in January, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Tumpuk.

Maximum UV Index Levels in Tumpuk for January

The chart shows the monthly maximum UV Index (UVI) for Tumpuk 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 Tumpuk typically reaches 15, which falls under the extreme exposure category.

Data source: Tumpuk 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 Tumpuk Compares to Other Months

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

This table compares monthly weather conditions in Tumpuk, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	310 mm (12.2 inches)	81%	extreme
February Weather	25°C (78°F)	372 mm (14.6 inches)	85%	extreme
March Weather	26°C (79°F)	337 mm (13.3 inches)	83%	extreme
April Weather	26°C (79°F)	239 mm (9.4 inches)	80%	extreme
May Weather	26°C (78°F)	84 mm (3.3 inches)	82%	extreme
June Weather	25°C (77°F)	71 mm (2.8 inches)	81%	extreme
July Weather	24°C (75°F)	32 mm (1.3 inches)	79%	extreme
August Weather	23°C (74°F)	36 mm (1.4 inches)	79%	extreme
September Weather	24°C (76°F)	57 mm (2.2 inches)	77%	extreme
October Weather	25°C (77°F)	122 mm (4.8 inches)	77%	extreme
November Weather	26°C (78°F)	326 mm (12.8 inches)	78%	extreme
December Weather	26°C (79°F)	330 mm (13.0 inches)	77%	extreme