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December Weather in Yen Lac, Vietnam

Last updated: August 28, 2025

In Yen Lac, Vietnam, the average temperature in December hovers around 15°C (59°F), with a comfortable range from a minimum of 4°C (40°F) to a maximum of 27°C (81°F). Expect about 46 mm (1.8 in) of precipitation spread over 10 days, accompanied by an average humidity of 66%. Embrace the weather responsibly!

December Temperature in Yen Lac

In December in Yen Lac, the average temperature is 15°C (59°F). The maximum can reach 27°C (81°F), and the minimum can be as low as 4°C (40°F). This pleasant climate makes Yen Lac an ideal destination for travelers seeking a mild escape.

December Weather in Yen Lac: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Yen Lac, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yen Lac, 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 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec586067717881818079726759
Data source: Temperature data for Yen Lac 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 Yen Lac

In Yen Lac in December, the precipitation amount is 46 mm (1.8 in) over the course of 10 days.

December Precipitation Trends in Yen Lac

The chart displays monthly precipitation patterns in Yen Lac, 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 Yen Lac, December typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec64571041301812952613772181924546
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Yen Lac

In Yen Lac in December humidity is 66%. With an average temperature of 15°C (59°F), this humidity feels like a thick blanket wrapping around you, making traveling somewhat uncomfortable as the warmth can easily sap your energy and leave you longing for refreshing cool breezes.

December Average Humidity in Yen Lac

This chart illustrates the average monthly humidity levels in Yen Lac, 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 Yen Lac is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%66%66%60%77%85%90%90%76%71%69%66%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Yen Lac

In Yen Lac 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 Yen Lac.

Maximum UV Index Levels in Yen Lac for December

The chart shows the monthly maximum UV Index (UVI) for Yen Lac 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 Yen Lac typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121213131413131197
Data source: Yen Lac 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 Yen Lac Compares to Other Months

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

This table compares monthly weather conditions in Yen Lac, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (59°F)64 mm (2.5 inches)59%very high
February Weather16°C (60°F)57 mm (2.3 inches)66%very high
March Weather20°C (67°F)104 mm (4.1 inches)66%extreme
April Weather22°C (72°F)130 mm (5.1 inches)60%extreme
May Weather25°C (78°F)180 mm (7.1 inches)77%extreme
June Weather27°C (81°F)294 mm (11.6 inches)85%extreme
July Weather27°C (81°F)261 mm (10.3 inches)90%extreme
August Weather27°C (80°F)377 mm (14.9 inches)90%extreme
September Weather26°C (79°F)218 mm (8.6 inches)76%extreme
October Weather22°C (72°F)192 mm (7.5 inches)71%extreme
November Weather19°C (67°F)45 mm (1.8 inches)69%very high
December Weather15°C (59°F)46 mm (1.8 inches)66%high

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