May Weather in Phanom Thuan, Thailand

Last updated: August 27, 2025

In May, the average temperature in Phanom Thuan, Thailand reaches a warm 31°C (87°F). Expect a minimum of 23°C (73°F) and a maximum soaring to 41°C (107°F). During this month, precipitation averages 153 mm (6.0 in) over approximately 22 days, contributing to an average humidity of 77%.

May Temperature in Phanom Thuan

In May in Phanom Thuan, the average temperature is 31°C (87°F). The maximum can reach 41°C (107°F), and the minimum can be as low as 23°C (73°F). Travelers should be prepared for hot weather and stay hydrated while exploring the area.

May Weather in Phanom Thuan: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Phanom Thuan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Phanom Thuan, May typically has an average temperature of 31°C (87°F), with highs reaching up to 41°C (107°F) and lows dropping to around 23°C (73°F).

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

May Precipitation in Phanom Thuan

In Phanom Thuan in May, the total precipitation amount reaches 153 mm (6.0 in) over the course of 22 days.

May Precipitation Trends in Phanom Thuan

The chart displays monthly precipitation patterns in Phanom Thuan, 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 Phanom Thuan, May typically receives around 153 mm (6.0 inches) of precipitation spread over approximately 22 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 Phanom Thuan

In Phanom Thuan in May, humidity is 77%. With an average temperature of 31°C (87°F), this humidity feels like a warm, heavy blanket wrapping around you, making travel feel sluggish and draining as you navigate through the sweltering air.

May Average Humidity in Phanom Thuan

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

In Phanom Thuan in May, 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 Phanom Thuan, you can check here.

Maximum UV Index Levels in Phanom Thuan for May

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

Data source: Phanom Thuan 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 Phanom Thuan Compares to Other Months

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

This table compares monthly weather conditions in Phanom Thuan, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	18 mm (0.7 inches)	53%	extreme
February Weather	28°C (83°F)	13 mm (0.5 inches)	54%	extreme
March Weather	30°C (87°F)	31 mm (1.2 inches)	56%	extreme
April Weather	31°C (88°F)	95 mm (3.8 inches)	65%	extreme
May Weather	31°C (87°F)	153 mm (6.0 inches)	77%	extreme
June Weather	30°C (87°F)	115 mm (4.5 inches)	86%	extreme
July Weather	29°C (85°F)	136 mm (5.4 inches)	89%	extreme
August Weather	29°C (85°F)	161 mm (6.3 inches)	89%	extreme
September Weather	29°C (84°F)	240 mm (9.4 inches)	86%	extreme
October Weather	28°C (83°F)	201 mm (7.9 inches)	78%	extreme
November Weather	28°C (82°F)	59 mm (2.3 inches)	69%	very high
December Weather	27°C (80°F)	16 mm (0.6 inches)	60%	very high