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December Weather in Yen Bai, Vietnam

Last updated: August 28, 2025

In December, the average temperature in Yen Bai, Vietnam is a mild 18°C (65°F), with a minimum of 9°C (49°F) and a maximum reaching 29°C (84°F). Visitors can expect 52 mm (2.0 in) of precipitation over 9 days, alongside an average humidity level of 68%. Ideal for exploring, this month's weather offers a comfortable blend of warm days and refreshing evenings!

December Temperature in Yen Bai

In December in Yen Bai, the average temperature is 18°C (65°F), with maximums reaching 29°C (84°F) and minimums dropping as low as 9°C (49°F). This pleasant weather makes Yen Bai an ideal destination for both outdoor activities and sightseeing.

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

The chart illustrates December temperature patterns in Yen Bai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yen Bai, December typically has an average temperature of 18°C (65°F), with highs reaching up to 29°C (84°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec646572768285858483777264
Data source: Temperature data for Yen Bai 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 Bai

In Yen Bai in December, the precipitation amount is 52 mm (2.0 in) over a span of 9 days.

December Precipitation Trends in Yen Bai

The chart displays monthly precipitation patterns in Yen Bai, 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 Bai, December typically receives around 52 mm (2.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec54441001822763433754852622405352
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Yen Bai

In Yen Bai in December, humidity is 68%. With an average temperature of 18°C (65°F), this humidity feels like a warm, enveloping blanket, making travel somewhat sticky and requiring occasional breaks for refreshing hydration.

December Average Humidity in Yen Bai

This chart illustrates the average monthly humidity levels in Yen Bai, 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 Bai is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%65%57%50%68%79%91%92%82%76%72%68%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Yen Bai

In Yen Bai 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 Bai.

Maximum UV Index Levels in Yen Bai for December

The chart shows the monthly maximum UV Index (UVI) for Yen Bai 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 Bai typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121213131314131197
Data source: Yen Bai 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 Bai Compares to Other Months

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

This table compares monthly weather conditions in Yen Bai, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (64°F)54 mm (2.1 inches)63%very high
February Weather18°C (65°F)44 mm (1.7 inches)65%very high
March Weather22°C (72°F)100 mm (3.9 inches)57%extreme
April Weather24°C (76°F)182 mm (7.2 inches)50%extreme
May Weather28°C (82°F)276 mm (10.9 inches)68%extreme
June Weather30°C (86°F)343 mm (13.5 inches)79%extreme
July Weather29°C (85°F)375 mm (14.8 inches)91%extreme
August Weather29°C (84°F)485 mm (19.1 inches)92%extreme
September Weather28°C (83°F)262 mm (10.3 inches)82%extreme
October Weather25°C (77°F)239 mm (9.4 inches)76%extreme
November Weather22°C (72°F)53 mm (2.1 inches)72%very high
December Weather18°C (65°F)52 mm (2.0 inches)68%high

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