January Weather in Chiang Muan, Thailand

Last updated: August 27, 2025

In January, the average temperature in Chiang Muan, Thailand hovers around 22°C (72°F). Expect a comfortable range, with minimums dipping to 10°C (50°F) and maximums reaching 34°C (93°F). Rainfall is modest, with an average precipitation of 27 mm (1.1 in) spread over 4 days. The atmosphere is fairly pleasant, featuring an average humidity of 57%.

January Temperature in Chiang Muan

In January in Chiang Muan, the average temperature is 22°C (72°F). The maximum can reach 34°C (93°F), while the minimum can drop to as low as 10°C (50°F). Be sure to pack for both warm days and cooler evenings when traveling!

January Weather in Chiang Muan: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Chiang Muan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chiang Muan, January typically has an average temperature of 22°C (72°F), with highs reaching up to 34°C (93°F) and lows dropping to around 10°C (50°F).

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

January Precipitation in Chiang Muan

In Chiang Muan in January, the total precipitation amount is 27 mm (1.1 in) over a span of 4 days.

January Precipitation Trends in Chiang Muan

The chart displays monthly precipitation patterns in Chiang Muan, 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 Chiang Muan, January typically receives around 27 mm (1.1 inches) of precipitation spread over approximately 4 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 Chiang Muan

In Chiang Muan in January humidity is 57%. With an average temperature of 22°C (72°F), this humidity feels like a warm, slightly muggy embrace that can make outdoor adventures a bit sticky, but still enjoyable for exploring the sights and sounds of the area.

January Average Humidity in Chiang Muan

This chart illustrates the average monthly humidity levels in Chiang Muan, 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 Chiang Muan is approximately 57%, 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 Chiang Muan

In Chiang Muan in January, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Chiang Muan.

Maximum UV Index Levels in Chiang Muan for January

The chart shows the monthly maximum UV Index (UVI) for Chiang Muan 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 Chiang Muan typically reaches 9, which falls under the very high exposure category.

Data source: Chiang Muan 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 Chiang Muan Compares to Other Months

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

This table compares monthly weather conditions in Chiang Muan, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (72°F)	27 mm (1.1 inches)	57%	very high
February Weather	24°C (75°F)	13 mm (0.5 inches)	53%	very high
March Weather	27°C (81°F)	7 mm (0.3 inches)	45%	extreme
April Weather	28°C (83°F)	130 mm (5.1 inches)	39%	extreme
May Weather	28°C (83°F)	149 mm (5.9 inches)	66%	extreme
June Weather	28°C (82°F)	222 mm (8.7 inches)	79%	extreme
July Weather	27°C (81°F)	300 mm (11.8 inches)	90%	extreme
August Weather	27°C (80°F)	335 mm (13.2 inches)	92%	extreme
September Weather	27°C (80°F)	235 mm (9.3 inches)	85%	extreme
October Weather	26°C (79°F)	149 mm (5.9 inches)	72%	extreme
November Weather	24°C (76°F)	25 mm (1.0 inches)	64%	very high
December Weather	21°C (71°F)	18 mm (0.7 inches)	60%	very high