January Weather in Kajen, Indonesia

Last updated: August 23, 2025

In January, the average temperature in Kajen, Indonesia is a warm 26°C (79°F). Temperatures can range from a comfortable 22°C (73°F) to a balmy 31°C (88°F). Expect 380 mm (14.9 in) of precipitation spread over 25 days, contributing to an average humidity of 84%.

January Temperature in Kajen

In January in Kajen, the average temperature is 26°C (79°F), with maximums reaching 31°C (88°F) and minimums dropping as low as 22°C (73°F). This pleasant climate makes Kajen an ideal destination for travelers seeking warmth and comfort.

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

The chart illustrates January temperature patterns in Kajen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kajen, January typically has an average temperature of 26°C (79°F), with highs reaching up to 31°C (88°F) and lows dropping to around 22°C (73°F).

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

January Precipitation in Kajen

In Kajen in January, the precipitation amount is 380 mm (14.9 in) over the course of 25 days.

January Precipitation Trends in Kajen

The chart displays monthly precipitation patterns in Kajen, 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 Kajen, January typically receives around 380 mm (14.9 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 Kajen

In Kajen in January, humidity is 84%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel sticky and exhausting, yet the vibrant atmosphere and lush surroundings offer a refreshing allure that invites exploration.

January Average Humidity in Kajen

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

In Kajen 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 Kajen, you can check here.

Maximum UV Index Levels in Kajen for January

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

Data source: Kajen 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 Kajen Compares to Other Months

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

This table compares monthly weather conditions in Kajen, 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)	380 mm (14.9 inches)	84%	extreme
February Weather	25°C (78°F)	441 mm (17.4 inches)	87%	extreme
March Weather	26°C (79°F)	427 mm (16.8 inches)	85%	extreme
April Weather	27°C (80°F)	381 mm (15.0 inches)	82%	extreme
May Weather	27°C (80°F)	177 mm (7.0 inches)	81%	extreme
June Weather	26°C (79°F)	146 mm (5.7 inches)	81%	extreme
July Weather	25°C (78°F)	40 mm (1.6 inches)	79%	extreme
August Weather	25°C (78°F)	37 mm (1.5 inches)	76%	extreme
September Weather	26°C (79°F)	94 mm (3.7 inches)	72%	extreme
October Weather	26°C (80°F)	180 mm (7.1 inches)	74%	extreme
November Weather	26°C (80°F)	390 mm (15.3 inches)	78%	extreme
December Weather	26°C (79°F)	463 mm (18.2 inches)	78%	extreme