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May Weather in Hoan Lao, Vietnam

Last updated: August 28, 2025

The average temperature in Hoan Lao, Vietnam during May is a warm 28°C (82°F). Expect minimums dipping to 20°C (68°F) and maximums soaring to 37°C (99°F). With an average humidity of 73%, it's a humid month characterized by 91 mm (3.6 in) of precipitation over approximately 15 days.

May Temperature in Hoan Lao

In May in Hoan Lao, the average temperature is 28°C (82°F). Maximums can reach 37°C (99°F), while minimums can drop to as low as 20°C (68°F). This warm and pleasant climate makes Hoan Lao an ideal destination for travelers seeking sun and adventure.

May Weather in Hoan Lao: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Hoan Lao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hoan Lao, May typically has an average temperature of 28°C (82°F), with highs reaching up to 37°C (99°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec686874778286848482787469
Data source: Temperature data for Hoan Lao 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 Hoan Lao

In Hoan Lao in May, the total precipitation amount is 91 mm (3.6 in) over a span of 15 days.

May Precipitation Trends in Hoan Lao

The chart displays monthly precipitation patterns in Hoan Lao, 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 Hoan Lao, May typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec14592891009147200135386734424250
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Hoan Lao

In Hoan Lao in May humidity is 73%. With an average temperature of 28°C (82°F), this humidity feels like stepping into a warm, thick blanket, making traveling feel sticky and heavier; staying hydrated and taking breaks in the shade becomes essential.

May Average Humidity in Hoan Lao

This chart illustrates the average monthly humidity levels in Hoan Lao, 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 Hoan Lao is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%73%64%60%73%82%90%92%87%85%84%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Hoan Lao

In Hoan Lao 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 Hoan Lao, you can check here.

Maximum UV Index Levels in Hoan Lao for May

The chart shows the monthly maximum UV Index (UVI) for Hoan Lao 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 Hoan Lao typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111314141314141312108
Data source: Hoan Lao 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 Hoan Lao Compares to Other Months

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

This table compares monthly weather conditions in Hoan Lao, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (68°F)145 mm (5.7 inches)77%very high
February Weather20°C (69°F)92 mm (3.6 inches)73%extreme
March Weather23°C (74°F)89 mm (3.5 inches)64%extreme
April Weather25°C (77°F)100 mm (3.9 inches)60%extreme
May Weather28°C (82°F)91 mm (3.6 inches)73%extreme
June Weather30°C (86°F)47 mm (1.8 inches)82%extreme
July Weather29°C (85°F)199 mm (7.9 inches)90%extreme
August Weather29°C (84°F)135 mm (5.3 inches)92%extreme
September Weather28°C (83°F)386 mm (15.2 inches)87%extreme
October Weather25°C (78°F)734 mm (28.9 inches)85%extreme
November Weather23°C (74°F)424 mm (16.7 inches)84%very high
December Weather20°C (69°F)250 mm (9.8 inches)83%very high

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