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May Weather in Thung Sai, Thailand

Last updated: August 27, 2025

In May, the average temperature in Thung Sai, Thailand reaches a sizzling 31°C (88°F). Temperatures can dip as low as 24°C (76°F), while soaring up to a scorching 42°C (107°F). Expect 146 mm (5.7 in) of precipitation spread over 20 days, contributing to an average humidity level of 71%. Stay prepared for a warm and occasionally wet month!

May Temperature in Thung Sai

In May in Thung Sai, the average temperature is 31°C (88°F). Maximums can reach 42°C (107°F), and minimums can be as low as 24°C (76°F). This makes it essential for travelers to prepare for warm weather and stay hydrated while exploring the area.

May Weather in Thung Sai: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Thung Sai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Thung Sai, May typically has an average temperature of 31°C (88°F), with highs reaching up to 42°C (107°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec788086888886858484838177
Data source: Temperature data for Thung Sai generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Thung Sai

In Thung Sai in May, the precipitation amount is 146 mm (5.7 in) spread over a duration of 20 days.

May Precipitation Trends in Thung Sai

The chart displays monthly precipitation patterns in Thung Sai, 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 Thung Sai, May typically receives around 146 mm (5.7 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec181517821461912282772761883622
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Thung Sai

In Thung Sai in May, humidity is 71%. With an average temperature of 31°C (88°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel stifling and encouraging frequent breaks in the shade or air conditioning while traveling.

May Average Humidity in Thung Sai

This chart illustrates the average monthly humidity levels in Thung Sai, 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 Thung Sai is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%48%45%49%71%84%84%87%84%71%62%55%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Thung Sai

In Thung Sai 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 Thung Sai, you can check here.

Maximum UV Index Levels in Thung Sai for May

The chart shows the monthly maximum UV Index (UVI) for Thung Sai 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 Thung Sai typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9121313141314141413109
Data source: Thung Sai 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 Thung Sai Compares to Other Months

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

This table compares monthly weather conditions in Thung Sai, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)17 mm (0.7 inches)51%very high
February Weather27°C (80°F)15 mm (0.6 inches)48%extreme
March Weather30°C (86°F)17 mm (0.7 inches)45%extreme
April Weather31°C (88°F)82 mm (3.2 inches)49%extreme
May Weather31°C (88°F)146 mm (5.7 inches)71%extreme
June Weather30°C (87°F)191 mm (7.5 inches)84%extreme
July Weather29°C (85°F)228 mm (9.0 inches)84%extreme
August Weather29°C (85°F)277 mm (10.9 inches)87%extreme
September Weather29°C (84°F)276 mm (10.9 inches)84%extreme
October Weather28°C (83°F)188 mm (7.4 inches)71%extreme
November Weather27°C (81°F)36 mm (1.4 inches)62%very high
December Weather25°C (77°F)22 mm (0.9 inches)55%very high

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