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December Weather in Bulgan, Mongolia

Last updated: August 28, 2025

In Bulgan, Mongolia during December, the average temperature hovers around -17°C (2°F). Temperatures can dip to a chilling minimum of -32°C (-26°F), while they might rise to a brisk maximum of 1°C (34°F). Expect a touch of moisture with an average precipitation of 5 mm (0.2 in) over just 1 day, and the air is quite damp, featuring an average humidity of 89%.

December Temperature in Bulgan

In December in Bulgan, the average temperature is -17°C (2°F). The maximum can reach 1°C (34°F) and the minimum can be as low as -32°C (-26°F). Travelers should be prepared for extremely cold conditions and dress warmly to enjoy their time in this winter wonderland.

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

The chart illustrates December temperature patterns in Bulgan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bulgan, December typically has an average temperature of -17°C (2°F), with highs reaching up to 1°C (34°F) and lows dropping to around -32°C (-26°F).
JanFebMarAprMayJunJulAugSepOctNovDec-342439526366615133162
Data source: Temperature data for Bulgan 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 Bulgan

In Bulgan in December, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.

December Precipitation Trends in Bulgan

The chart displays monthly precipitation patterns in Bulgan, 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 Bulgan, December typically receives around 5 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec3811223550841014921115
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Bulgan

In Bulgan in December, humidity is 89%. With an average temperature of -17°C (2°F), this humidity feels like an icy blanket enveloping you, making every breath a struggle as the cold air clings to your skin and moisture crystallizes in the air, creating a biting chill that slows your movements and tests your resolve while traveling.

December Average Humidity in Bulgan

This chart illustrates the average monthly humidity levels in Bulgan, 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 Bulgan is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%78%66%70%65%73%78%79%80%78%78%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Bulgan

In Bulgan in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Bulgan.

Maximum UV Index Levels in Bulgan for December

The chart shows the monthly maximum UV Index (UVI) for Bulgan 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 Bulgan typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789986421
Data source: Bulgan 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 Bulgan Compares to Other Months

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

This table compares monthly weather conditions in Bulgan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-19°C (-3°F)3 mm (0.1 inches)90%low
February Weather-16°C (4°F)8 mm (0.3 inches)77%moderate
March Weather-5°C (24°F)11 mm (0.4 inches)66%moderate
April Weather4°C (40°F)22 mm (0.9 inches)70%high
May Weather11°C (52°F)35 mm (1.4 inches)65%very high
June Weather17°C (63°F)50 mm (2.0 inches)73%very high
July Weather19°C (66°F)84 mm (3.3 inches)78%very high
August Weather16°C (61°F)101 mm (4.0 inches)79%very high
September Weather11°C (51°F)49 mm (1.9 inches)79%high
October Weather1°C (33°F)21 mm (0.8 inches)78%moderate
November Weather-9°C (17°F)11 mm (0.4 inches)78%low
December Weather-17°C (2°F)5 mm (0.2 inches)89%low

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