January Weather in Cianjur, Indonesia

Last updated: August 23, 2025

In Cianjur, Indonesia, the average temperature in January is a pleasant 25°C (77°F), with daily highs reaching up to 32°C (91°F) and lows dipping to around 21°C (70°F). Expect considerable precipitation during this period, with 269 mm (10.6 in) of rain falling over about 25 days. The average humidity is a high 84%, creating a humid atmosphere throughout the month.

January Temperature in Cianjur

In January in Cianjur, the average temperature is 25°C (77°F). Maximums can reach up to 32°C (91°F), while minimums can drop to as low as 21°C (70°F). Overall, it's a great time for travelers to enjoy warm weather and outdoor activities in Cianjur.

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

The chart illustrates January temperature patterns in Cianjur, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cianjur, January typically has an average temperature of 25°C (77°F), with highs reaching up to 32°C (91°F) and lows dropping to around 21°C (70°F).

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

January Precipitation in Cianjur

In Cianjur in January, the precipitation amount is 269 mm (10.6 in) over the course of 25 days.

January Precipitation Trends in Cianjur

The chart displays monthly precipitation patterns in Cianjur, 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 Cianjur, January typically receives around 269 mm (10.6 inches) of precipitation spread over approximately 25 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 Cianjur

In Cianjur in January, humidity is 84%. With an average temperature of 25°C (77°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities challenging and prompting travelers to seek shade and stay hydrated.

January Average Humidity in Cianjur

This chart illustrates the average monthly humidity levels in Cianjur, 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 Cianjur is approximately 84%, 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 Cianjur

In Cianjur 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 Cianjur.

Maximum UV Index Levels in Cianjur for January

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

Data source: Cianjur 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 Cianjur Compares to Other Months

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

This table compares monthly weather conditions in Cianjur, 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 (77°F)	269 mm (10.6 inches)	84%	extreme
February Weather	24°C (76°F)	325 mm (12.8 inches)	86%	extreme
March Weather	25°C (77°F)	319 mm (12.6 inches)	84%	extreme
April Weather	25°C (78°F)	294 mm (11.6 inches)	81%	extreme
May Weather	26°C (78°F)	168 mm (6.6 inches)	80%	extreme
June Weather	25°C (78°F)	74 mm (2.9 inches)	80%	extreme
July Weather	25°C (78°F)	35 mm (1.4 inches)	79%	extreme
August Weather	26°C (79°F)	37 mm (1.4 inches)	77%	extreme
September Weather	26°C (79°F)	73 mm (2.9 inches)	77%	extreme
October Weather	26°C (79°F)	176 mm (6.9 inches)	78%	extreme
November Weather	25°C (78°F)	291 mm (11.5 inches)	80%	extreme
December Weather	25°C (77°F)	308 mm (12.1 inches)	79%	extreme