May Weather in Wiang Sa, Thailand

Last updated: August 27, 2025

In May, the average temperature in Wiang Sa, Thailand is a warm 28°C (82°F), with a minimum of 23°C (74°F) and a maximum reaching as high as 37°C (100°F). Expect a fair amount of precipitation, with an average of 256 mm (10.1 in) spread over 27 days. Humidity averages around 77%, creating a muggy atmosphere perfect for enjoying the local scenery.

May Temperature in Wiang Sa

In May in Wiang Sa, the average temperature is 28°C (82°F). Maximums can reach 37°C (100°F) and minimums can be as low as 23°C (74°F). It's an ideal time for travelers to enjoy warm weather while exploring the local attractions.

May Weather in Wiang Sa: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Wiang Sa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wiang Sa, May typically has an average temperature of 28°C (82°F), with highs reaching up to 37°C (100°F) and lows dropping to around 23°C (74°F).

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

May Precipitation in Wiang Sa

In Wiang Sa in May, the total precipitation amount is 256 mm (10.1 in) spread over 27 days.

May Precipitation Trends in Wiang Sa

The chart displays monthly precipitation patterns in Wiang Sa, 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 Wiang Sa, May typically receives around 256 mm (10.1 inches) of precipitation spread over approximately 27 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Wiang Sa

In Wiang Sa in May 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.

May Average Humidity in Wiang Sa

This chart illustrates the average monthly humidity levels in Wiang Sa, 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 Wiang Sa 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 Wiang Sa

In Wiang Sa 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 Wiang Sa, you can check here.

Maximum UV Index Levels in Wiang Sa for May

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

Data source: Wiang Sa 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 Wiang Sa Compares to Other Months

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

This table compares monthly weather conditions in Wiang Sa, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	133 mm (5.2 inches)	72%	extreme
February Weather	27°C (82°F)	20 mm (0.8 inches)	68%	extreme
March Weather	29°C (84°F)	47 mm (1.9 inches)	68%	extreme
April Weather	29°C (84°F)	201 mm (7.9 inches)	69%	extreme
May Weather	28°C (82°F)	256 mm (10.1 inches)	77%	extreme
June Weather	27°C (82°F)	170 mm (6.7 inches)	86%	extreme
July Weather	27°C (82°F)	154 mm (6.1 inches)	86%	extreme
August Weather	27°C (81°F)	189 mm (7.4 inches)	88%	extreme
September Weather	27°C (80°F)	222 mm (8.8 inches)	87%	extreme
October Weather	27°C (80°F)	329 mm (12.9 inches)	86%	extreme
November Weather	26°C (80°F)	311 mm (12.3 inches)	87%	extreme
December Weather	26°C (79°F)	168 mm (6.6 inches)	83%	extreme