May Weather in Tan Sum, Thailand

Last updated: August 27, 2025

In May, the average temperature in Tan Sum, Thailand hovers around 29°C (85°F). Expect a comfortable minimum of 20°C (68°F) and a sweltering maximum that can reach up to 40°C (104°F). During this time, precipitation totals about 168 mm (6.6 in) across 21 days, contributing to an average humidity of 72%. Stay cool and prepared!

May Temperature in Tan Sum

In May in Tan Sum, the average temperature is 29°C (85°F), with maximums reaching up to 40°C (104°F) and minimums dipping as low as 20°C (68°F). It's a perfect time to enjoy outdoor activities and explore the vibrant atmosphere, but don't forget to stay hydrated and protect yourself from the sun!

May Weather in Tan Sum: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Tan Sum, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tan Sum, May typically has an average temperature of 29°C (85°F), with highs reaching up to 40°C (104°F) and lows dropping to around 20°C (68°F).

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

May Precipitation in Tan Sum

In Tan Sum in May, the precipitation amount is 168 mm (6.6 in) spread across 21 days.

May Precipitation Trends in Tan Sum

The chart displays monthly precipitation patterns in Tan Sum, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Tan Sum, May typically receives around 168 mm (6.6 inches) of precipitation spread over approximately 21 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Tan Sum

In Tan Sum in May humidity is 72%. With an average temperature of 29°C (85°F), this humidity feels like a warm, sticky embrace that can make traveling feel quite exhausting. You may find yourself needing to take frequent breaks in the shade and staying hydrated as the muggy air wraps around you, making every step a little heavier.

May Average Humidity in Tan Sum

This chart illustrates the average monthly humidity levels in Tan Sum, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Tan Sum is approximately 72%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Tan Sum

In Tan Sum in May, 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 Tan Sum.

Maximum UV Index Levels in Tan Sum for May

The chart shows the monthly maximum UV Index (UVI) for Tan Sum in May, 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 May, the maximum UV index in Tan Sum typically reaches 15, which falls under the extreme exposure category.

Data source: Tan Sum May 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 May Weather in Tan Sum Compares to Other Months

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

This table compares monthly weather conditions in Tan Sum, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	5 mm (0.2 inches)	74%	very high
February Weather	26°C (79°F)	5 mm (0.2 inches)	65%	extreme
March Weather	29°C (85°F)	28 mm (1.1 inches)	53%	extreme
April Weather	29°C (85°F)	77 mm (3.0 inches)	49%	extreme
May Weather	29°C (85°F)	168 mm (6.6 inches)	72%	extreme
June Weather	29°C (84°F)	201 mm (7.9 inches)	86%	extreme
July Weather	28°C (83°F)	311 mm (12.2 inches)	91%	extreme
August Weather	28°C (82°F)	319 mm (12.5 inches)	93%	extreme
September Weather	28°C (82°F)	322 mm (12.7 inches)	91%	extreme
October Weather	27°C (81°F)	194 mm (7.6 inches)	88%	extreme
November Weather	26°C (80°F)	46 mm (1.8 inches)	85%	very high
December Weather	25°C (77°F)	7 mm (0.3 inches)	82%	very high