December Weather in Tha Li, Thailand

Last updated: August 27, 2025

In Tha Li, Thailand during December, the weather is typically pleasant, with an average temperature of 21°C (71°F). Expect temperatures to drop to a minimum of 8°C (46°F) and rise to a maximum of 33°C (92°F). With an average precipitation amount of only 10 mm (0.4 in) over 2 days, you can enjoy the outdoors comfortably. The humidity levels hover around 57%, making it a refreshing time of year!

December Temperature in Tha Li

In December, in Tha Li, the average temperature is 21°C (71°F). The maximum can reach 33°C (92°F) and the minimum can be as low as 8°C (46°F). This range makes it an ideal time for travelers to enjoy both warm days and cooler evenings while exploring the area.

December Weather in Tha Li: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Tha Li, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tha Li, December typically has an average temperature of 21°C (71°F), with highs reaching up to 33°C (92°F) and lows dropping to around 8°C (46°F).

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

December Precipitation in Tha Li

In Tha Li in December, the precipitation amount is 10 mm (0.4 in) over a period of 2 days.

December Precipitation Trends in Tha Li

The chart displays monthly precipitation patterns in Tha Li, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Tha Li, December typically receives around 10 mm (0.4 inches) of precipitation spread over approximately 2 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Tha Li

In Tha Li in December humidity is 57%. With an average temperature of 21°C (71°F), this humidity feels like a warm embrace, making it a pleasant atmosphere for traveling, as long as you're prepared for a slight stickiness in the air that enhances the tropical vibe of the surroundings.

December Average Humidity in Tha Li

This chart illustrates the average monthly humidity levels in Tha Li, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Tha Li is approximately 57%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Tha Li

In Tha Li in December, 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 Tha Li.

Maximum UV Index Levels in Tha Li for December

The chart shows the monthly maximum UV Index (UVI) for Tha Li in December, 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 December, the maximum UV index in Tha Li typically reaches 9, which falls under the very high exposure category.

Data source: Tha Li December 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 December Weather in Tha Li Compares to Other Months

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

This table compares monthly weather conditions in Tha Li, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (72°F)	8 mm (0.3 inches)	52%	very high
February Weather	23°C (74°F)	15 mm (0.6 inches)	49%	extreme
March Weather	27°C (80°F)	32 mm (1.2 inches)	39%	extreme
April Weather	27°C (81°F)	110 mm (4.3 inches)	40%	extreme
May Weather	28°C (82°F)	177 mm (7.0 inches)	69%	extreme
June Weather	28°C (82°F)	184 mm (7.2 inches)	81%	extreme
July Weather	27°C (81°F)	193 mm (7.6 inches)	83%	extreme
August Weather	27°C (81°F)	262 mm (10.3 inches)	87%	extreme
September Weather	27°C (80°F)	215 mm (8.5 inches)	86%	extreme
October Weather	26°C (79°F)	135 mm (5.3 inches)	74%	extreme
November Weather	24°C (76°F)	15 mm (0.6 inches)	63%	very high
December Weather	21°C (71°F)	10 mm (0.4 inches)	57%	very high