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May Weather in Hiep Duc, Vietnam

Last updated: August 28, 2025

In May, the average temperature in Hiep Duc, Vietnam hovers around a warm 28°C (82°F). Expect daily lows of 20°C (68°F) and highs reaching up to 38°C (101°F). Be prepared for some rain, with an average precipitation of 200 mm (7.9 in) spread over 23 days. With an average humidity of 80%, the atmosphere can feel quite tropical.

May Temperature in Hiep Duc

In May in Hiep Duc, the average temperature is 28°C (82°F). Maximums can reach 38°C (101°F), and minimums can be as low as 20°C (68°F). Travelers should prepare for warm weather and stay hydrated while enjoying outdoor activities.

May Weather in Hiep Duc: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Hiep Duc, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hiep Duc, May typically has an average temperature of 28°C (82°F), with highs reaching up to 38°C (101°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec697076798284838380777469
Data source: Temperature data for Hiep Duc 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 Hiep Duc

In Hiep Duc in May, the precipitation amount is 200 mm (7.9 in) over the course of 23 days.

May Precipitation Trends in Hiep Duc

The chart displays monthly precipitation patterns in Hiep Duc, 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 Hiep Duc, May typically receives around 200 mm (7.9 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec1318694158201133160154268500608344
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Hiep Duc

In Hiep Duc in May, humidity is 80%. With an average temperature of 28°C (82°F), this humidity feels like a warm, thick blanket enveloping you, making outdoor activities sweaty and demanding frequent breaks in the shade while traveling.

May Average Humidity in Hiep Duc

This chart illustrates the average monthly humidity levels in Hiep Duc, 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 Hiep Duc is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%83%78%75%80%85%85%87%88%90%91%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Hiep Duc

In Hiep Duc 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 Hiep Duc, you can check here.

Maximum UV Index Levels in Hiep Duc for May

The chart shows the monthly maximum UV Index (UVI) for Hiep Duc 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 Hiep Duc typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415141314141312109
Data source: Hiep Duc 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 Hiep Duc Compares to Other Months

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

This table compares monthly weather conditions in Hiep Duc, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (69°F)131 mm (5.2 inches)86%very high
February Weather21°C (70°F)86 mm (3.4 inches)83%extreme
March Weather25°C (76°F)94 mm (3.7 inches)78%extreme
April Weather26°C (79°F)158 mm (6.2 inches)75%extreme
May Weather28°C (82°F)200 mm (7.9 inches)80%extreme
June Weather29°C (84°F)133 mm (5.3 inches)85%extreme
July Weather28°C (83°F)160 mm (6.3 inches)85%extreme
August Weather28°C (84°F)154 mm (6.0 inches)87%extreme
September Weather27°C (81°F)268 mm (10.6 inches)88%extreme
October Weather25°C (77°F)500 mm (19.7 inches)90%extreme
November Weather23°C (74°F)608 mm (23.9 inches)91%very high
December Weather21°C (70°F)344 mm (13.5 inches)89%very high

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