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December Weather in Bayanbulag, Mongolia

Last updated: August 28, 2025

In December, the average temperature in Bayanbulag, Mongolia hovers around -19°C (-2°F). Expect extreme conditions, with temperatures dropping as low as -39°C (-38°F) and occasionally climbing to a maximum of 1°C (34°F). The month brings a light touch of moisture, with 3 mm (0.1 in) of precipitation spread over just 1 day. Additionally, you can anticipate high humidity levels at 88%, making for a particularly frosty environment.

December Temperature in Bayanbulag

In December in Bayanbulag, the average temperature is -19°C (-2°F). The maximum can reach 1°C (34°F), while the minimum can plummet to as low as -39°C (-38°F). Therefore, travelers should prepare for extremely cold weather and dress appropriately to enjoy their visit.

December Weather in Bayanbulag: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Bayanbulag, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bayanbulag, December typically has an average temperature of -19°C (-2°F), with highs reaching up to 1°C (34°F) and lows dropping to around -39°C (-38°F).
JanFebMarAprMayJunJulAugSepOctNovDec-61233951636660513314-2
Data source: Temperature data for Bayanbulag 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 Bayanbulag

In Bayanbulag in December, the precipitation amount is 3 mm (0.1 in) over the course of 1 day.

December Precipitation Trends in Bayanbulag

The chart displays monthly precipitation patterns in Bayanbulag, 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 Bayanbulag, December typically receives around 3 mm (0.1 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec23513315410391392093
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Bayanbulag

In Bayanbulag in December humidity is 88%. With average temperature -19°C (-2°F), this humidity feels like a biting chill that seeps into your bones, making traveling uncomfortable and the air feel heavy, as if every breath is a reminder of the cold.

December Average Humidity in Bayanbulag

This chart illustrates the average monthly humidity levels in Bayanbulag, 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 Bayanbulag is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%80%64%59%52%53%59%61%67%67%67%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Bayanbulag

In Bayanbulag in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Bayanbulag, you can visit Hourly UV Index in Bayanbulag.

Maximum UV Index Levels in Bayanbulag for December

The chart shows the monthly maximum UV Index (UVI) for Bayanbulag 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 Bayanbulag typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235799997432
Data source: Bayanbulag 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 Bayanbulag Compares to Other Months

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

This table compares monthly weather conditions in Bayanbulag, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-21°C (-6°F)2 mm (0.1 inches)90%low
February Weather-17°C (2°F)3 mm (0.1 inches)80%moderate
March Weather-5°C (23°F)5 mm (0.2 inches)64%moderate
April Weather4°C (39°F)13 mm (0.5 inches)59%high
May Weather11°C (51°F)31 mm (1.2 inches)52%very high
June Weather17°C (63°F)54 mm (2.1 inches)53%very high
July Weather19°C (66°F)103 mm (4.0 inches)59%very high
August Weather16°C (61°F)91 mm (3.6 inches)61%very high
September Weather10°C (51°F)39 mm (1.5 inches)67%high
October Weather0°C (33°F)20 mm (0.8 inches)67%moderate
November Weather-10°C (14°F)9 mm (0.4 inches)67%moderate
December Weather-19°C (-2°F)3 mm (0.1 inches)88%low

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