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December Weather in Bac Son, Vietnam

Last updated: August 28, 2025

In December, the average temperature in Bac Son, Vietnam hovers around 15°C (59°F). Expect a pleasant range, with minimums dipping to 5°C (41°F) and maximums reaching up to 27°C (81°F). However, be prepared for some rain, as 51 mm (2.0 in) of precipitation can be expected over 10 days, coupled with an average humidity of 71%.

December Temperature in Bac Son

In December in Bac Son, the average temperature is 15°C (59°F). Maximum temperatures can reach 27°C (81°F), while minimums can drop as low as 5°C (41°F). This climate makes it an ideal time for travelers to enjoy outdoor activities while being prepared for varying temperatures.

December Weather in Bac Son: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Bac Son, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bac Son, December typically has an average temperature of 15°C (59°F), with highs reaching up to 27°C (81°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec586067717781818079726759
Data source: Temperature data for Bac Son 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 Bac Son

In Bac Son in December, the total precipitation amount is 51 mm (2.0 in) spread over a period of 10 days.

December Precipitation Trends in Bac Son

The chart displays monthly precipitation patterns in Bac Son, 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 Bac Son, December typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec75741281502053262964082571995051
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Bac Son

In Bac Son in December humidity is 71%. With an average temperature of 15°C (59°F), this humidity feels like a damp embrace, making outdoor activities slightly uncomfortable and encouraging travelers to seek shade or indoor attractions to escape the muggy air.

December Average Humidity in Bac Son

This chart illustrates the average monthly humidity levels in Bac Son, 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 Bac Son is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%71%69%64%73%81%90%89%82%77%72%71%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Bac Son

In Bac Son in December, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Bac Son.

Maximum UV Index Levels in Bac Son for December

The chart shows the monthly maximum UV Index (UVI) for Bac Son 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 Bac Son typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121213131414131297
Data source: Bac Son 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 Bac Son Compares to Other Months

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

This table compares monthly weather conditions in Bac Son, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (59°F)75 mm (3.0 inches)66%very high
February Weather15°C (60°F)74 mm (2.9 inches)71%very high
March Weather19°C (67°F)128 mm (5.0 inches)69%extreme
April Weather22°C (71°F)150 mm (5.9 inches)64%extreme
May Weather25°C (77°F)205 mm (8.1 inches)73%extreme
June Weather27°C (81°F)326 mm (12.8 inches)81%extreme
July Weather27°C (81°F)296 mm (11.6 inches)90%extreme
August Weather27°C (80°F)408 mm (16.1 inches)89%extreme
September Weather26°C (79°F)257 mm (10.1 inches)82%extreme
October Weather22°C (72°F)199 mm (7.8 inches)77%extreme
November Weather19°C (67°F)49 mm (1.9 inches)72%very high
December Weather15°C (59°F)51 mm (2.0 inches)71%high

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