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May Weather in Ban Rai, Thailand

Last updated: August 27, 2025

In May, the average temperature in Ban Rai, Thailand is a warm 29°C (84°F), creating a pleasant atmosphere for outdoor activities. However, be prepared for temperature fluctuations, as it can drop to a minimum of 21°C (70°F) and soar to a maximum of 39°C (103°F). Rainfall is not uncommon, with an average precipitation of 165 mm (6.5 in) over 21 days, contributing to a high average humidity of 77%. Stay hydrated and enjoy the tropical vibes!

May Temperature in Ban Rai

In May in Ban Rai, the average temperature is 29°C (84°F). Maximums can reach up to 39°C (103°F), while minimums can dip as low as 21°C (70°F). Be prepared for warm weather and pack light, breathable clothing for your travels.

May Weather in Ban Rai: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Ban Rai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ban Rai, May typically has an average temperature of 29°C (84°F), with highs reaching up to 39°C (103°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec757783848483828181807874
Data source: Temperature data for Ban Rai 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 Ban Rai

In Ban Rai in May, the precipitation amount is 165 mm (6.5 in) spread over 21 days.

May Precipitation Trends in Ban Rai

The chart displays monthly precipitation patterns in Ban Rai, 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 Ban Rai, May typically receives around 165 mm (6.5 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec211425901651121591912492183820
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Ban Rai

In Ban Rai in May, humidity is 77%. With an average temperature of 29°C (84°F), this humidity feels like a warm blanket enveloping you, making traveling feel heavy and sticky, and often requiring frequent breaks to find relief in shaded areas or air-conditioned spaces.

May Average Humidity in Ban Rai

This chart illustrates the average monthly humidity levels in Ban Rai, 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 Ban Rai is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec53%54%56%65%77%87%89%89%86%79%69%60%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Ban Rai

In Ban Rai 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 Ban Rai, you can check here.

Maximum UV Index Levels in Ban Rai for May

The chart shows the monthly maximum UV Index (UVI) for Ban Rai 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 Ban Rai typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141414141413109
Data source: Ban Rai 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 Ban Rai Compares to Other Months

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

This table compares monthly weather conditions in Ban Rai, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)21 mm (0.8 inches)53%very high
February Weather25°C (78°F)14 mm (0.6 inches)54%extreme
March Weather28°C (83°F)25 mm (1.0 inches)56%extreme
April Weather29°C (84°F)90 mm (3.6 inches)65%extreme
May Weather29°C (84°F)165 mm (6.5 inches)77%extreme
June Weather28°C (83°F)112 mm (4.4 inches)86%extreme
July Weather28°C (82°F)159 mm (6.2 inches)89%extreme
August Weather27°C (82°F)191 mm (7.5 inches)89%extreme
September Weather27°C (81°F)249 mm (9.8 inches)86%extreme
October Weather26°C (80°F)218 mm (8.6 inches)78%extreme
November Weather25°C (78°F)38 mm (1.5 inches)69%very high
December Weather23°C (75°F)20 mm (0.8 inches)60%very high

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