January Weather in Hailean, Indonesia

Last updated: August 23, 2025

In January, the average temperature in Hailean, Indonesia typically hovers around 28°C (82°F), with a comfortable minimum of 25°C (78°F) and a maximum reaching 30°C (86°F). Be prepared for some rain, as you might encounter up to 296 mm (11.6 in) of precipitation spread over 23 days. The humidity is quite high, averaging 77%, adding to that warm, tropical feel.

January Temperature in Hailean

In January in Hailean, the average temperature is 28°C (82°F), with maximums reaching 30°C (86°F) and minimums dropping to as low as 25°C (78°F). This pleasant weather makes it an ideal time for outdoor activities and exploring all that Hailean has to offer.

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

The chart illustrates January temperature patterns in Hailean, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hailean, January typically has an average temperature of 28°C (82°F), with highs reaching up to 30°C (86°F) and lows dropping to around 25°C (78°F).

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

January Precipitation in Hailean

In Hailean in January, the precipitation amount is 296 mm (11.6 in) spread over 23 days.

January Precipitation Trends in Hailean

The chart displays monthly precipitation patterns in Hailean, 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 Hailean, January typically receives around 296 mm (11.6 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 Hailean

In Hailean in January humidity is 77%. With an average temperature of 28°C (82°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities sticky and exhausting, but also offers a lush vibrancy to the landscape, perfect for enjoying leisurely strolls in the early morning or late afternoon.

January Average Humidity in Hailean

This chart illustrates the average monthly humidity levels in Hailean, 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 Hailean is approximately 77%, 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 Hailean

In Hailean 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 Hailean.

Maximum UV Index Levels in Hailean for January

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

Data source: Hailean 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 Hailean Compares to Other Months

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

This table compares monthly weather conditions in Hailean, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	28°C (82°F)	296 mm (11.6 inches)	77%	extreme
February Weather	28°C (82°F)	278 mm (10.9 inches)	82%	extreme
March Weather	28°C (82°F)	194 mm (7.6 inches)	82%	extreme
April Weather	28°C (83°F)	138 mm (5.4 inches)	80%	extreme
May Weather	28°C (82°F)	20 mm (0.8 inches)	80%	extreme
June Weather	27°C (80°F)	5 mm (0.2 inches)	75%	very high
July Weather	26°C (79°F)	2 mm (0.1 inches)	71%	extreme
August Weather	26°C (79°F)	2 mm (0.1 inches)	74%	extreme
September Weather	27°C (80°F)	1 mm (0.1 inches)	74%	extreme
October Weather	28°C (82°F)	5 mm (0.2 inches)	74%	extreme
November Weather	28°C (83°F)	58 mm (2.3 inches)	73%	extreme
December Weather	28°C (83°F)	185 mm (7.3 inches)	72%	extreme