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December Weather in Hoan Lao, Vietnam

Last updated: August 28, 2025

In December, the average temperature in Hoan Lao, Vietnam hovers around 20°C (69°F), with minimums dipping to 15°C (59°F) and highs reaching up to 27°C (81°F). Expect a fair amount of rain, as 250 mm (9.8 in) typically falls over 21 days. With an average humidity level of 83%, it's a month that clearly embraces the season.

December Temperature in Hoan Lao

In December in Hoan Lao, the average temperature is 20°C (69°F). Maximum temperatures can reach 27°C (81°F), while minimums can drop as low as 15°C (59°F). This mild climate makes it an ideal time for outdoor activities and sightseeing.

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

The chart illustrates December 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, December typically has an average temperature of 20°C (69°F), with highs reaching up to 27°C (81°F) and lows dropping to around 15°C (59°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.

December Precipitation in Hoan Lao

In Hoan Lao in December, the precipitation amount is 250 mm (9.8 in) over a period of 21 days.

December Precipitation Trends in Hoan Lao

The chart displays monthly precipitation patterns in Hoan Lao, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Hoan Lao, December typically receives around 250 mm (9.8 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec14592891009147200135386734424250
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hoan Lao

In Hoan Lao in December, humidity is 83%. With an average temperature of 20°C (69°F), this humidity feels like a warm embrace, making every step slightly more laborious and the air thick with moisture, which can be quite stifling for traveling.

December Average Humidity in Hoan Lao

This chart illustrates the average monthly humidity levels in Hoan Lao, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Hoan Lao is approximately 83%, 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 December generated using information from the Copernicus Climate Change Service.

December UV Index in Hoan Lao

In Hoan Lao in December, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Hoan Lao.

Maximum UV Index Levels in Hoan Lao for December

The chart shows the monthly maximum UV Index (UVI) for Hoan Lao in December, 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 December, the maximum UV index in Hoan Lao typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111314141314141312108
Data source: Hoan Lao December 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 December 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 December’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 December’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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