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May Weather in Bang Sai, Thailand

Last updated: August 27, 2025

In May, the average temperature in Bang Sai, Thailand soars to a warm 31°C (87°F). Expect to experience a minimum of 23°C (74°F) and occasional peaks reaching up to a sweltering 42°C (107°F). With an average humidity of 76%, prepare for some sticky days ahead. Don't forget your umbrella; the region receives an average of 161 mm (6.3 in) of precipitation over 22 days!

May Temperature in Bang Sai

In May in Bang Sai, the average temperature is 31°C (87°F). Maximums can reach 42°C (107°F) while minimums can be as low as 23°C (74°F). It's essential to stay hydrated and wear lightweight clothing to comfortably enjoy your travel adventures.

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

The chart illustrates May temperature patterns in Bang Sai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bang Sai, May typically has an average temperature of 31°C (87°F), with highs reaching up to 42°C (107°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec818386888787858584848481
Data source: Temperature data for Bang 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 Bang Sai

In Bang Sai in May, the total precipitation amount is 161 mm (6.3 in), occurring over 22 days.

May Precipitation Trends in Bang Sai

The chart displays monthly precipitation patterns in Bang 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 Bang Sai, May typically receives around 161 mm (6.3 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec1810431021611171471672592115118
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Bang Sai

In Bang Sai in May, humidity is 76%. With an average temperature of 31°C (87°F), this humidity feels like a warm, enveloping blanket that makes traveling feel sticky and heavy, often leaving you in need of frequent breaks to hydrate and cool off.

May Average Humidity in Bang Sai

This chart illustrates the average monthly humidity levels in Bang 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 Bang Sai is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec50%47%41%51%76%83%80%86%88%79%68%59%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Bang Sai

In Bang Sai in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Bang Sai.

Maximum UV Index Levels in Bang Sai for May

The chart shows the monthly maximum UV Index (UVI) for Bang 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 Bang Sai typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9121314131313141312109
Data source: Bang 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 Bang Sai Compares to Other Months

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

This table compares monthly weather conditions in Bang Sai, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (82°F)18 mm (0.7 inches)50%very high
February Weather28°C (83°F)10 mm (0.4 inches)47%extreme
March Weather30°C (87°F)43 mm (1.7 inches)41%extreme
April Weather31°C (88°F)102 mm (4.0 inches)51%extreme
May Weather31°C (87°F)161 mm (6.3 inches)76%extreme
June Weather30°C (87°F)117 mm (4.6 inches)83%extreme
July Weather30°C (86°F)147 mm (5.8 inches)80%extreme
August Weather29°C (85°F)167 mm (6.6 inches)85%extreme
September Weather29°C (85°F)259 mm (10.2 inches)88%extreme
October Weather29°C (84°F)211 mm (8.3 inches)79%extreme
November Weather29°C (84°F)51 mm (2.0 inches)68%very high
December Weather27°C (81°F)18 mm (0.7 inches)59%very high

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