nomadseason

December Weather in Ulaanjirem, Mongolia

Last updated: August 28, 2025

In December, the average temperature in Ulaanjirem, Mongolia plunges to a brisk -15°C (6°F). Expect extremes, with minimums dropping as low as -32°C (-26°F) and maximums peaking at 7°C (45°F). Precipitation is minimal, averaging just 1 mm (0.1 in) over 0 days, while the air remains quite moist with an average humidity of 79%. Stay warm!

December Temperature in Ulaanjirem

In December in Ulaanjirem, the average temperature is -15°C (6°F). Maximum temperatures can reach 7°C (45°F), while minimums can drop as low as -32°C (-26°F). Be prepared for extreme cold and dress accordingly when traveling during this period.

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

The chart illustrates December temperature patterns in Ulaanjirem, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ulaanjirem, December typically has an average temperature of -15°C (6°F), with highs reaching up to 7°C (45°F) and lows dropping to around -32°C (-26°F).
JanFebMarAprMayJunJulAugSepOctNovDec3123146597074685940225
Data source: Temperature data for Ulaanjirem generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Ulaanjirem

In Ulaanjirem in December, the precipitation amount is 1 mm (0.1 in) during 0 days, indicating a very dry period.

December Precipitation Trends in Ulaanjirem

The chart displays monthly precipitation patterns in Ulaanjirem, 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 Ulaanjirem, December typically receives around 1 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec135661236378322
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Ulaanjirem

In Ulaanjirem in December, humidity is 79%. With an average temperature of -15°C (6°F), this humidity feels like an uncomfortable chill that clings to your skin, making outdoor activities challenging and leaving you longing for the warmth of indoor spaces.

December Average Humidity in Ulaanjirem

This chart illustrates the average monthly humidity levels in Ulaanjirem, 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 Ulaanjirem is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%67%45%46%37%41%41%45%47%51%56%79%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ulaanjirem

In Ulaanjirem 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 Ulaanjirem, you can visit Hourly UV Index in Ulaanjirem.

Maximum UV Index Levels in Ulaanjirem for December

The chart shows the monthly maximum UV Index (UVI) for Ulaanjirem 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 Ulaanjirem typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2358101010107532
Data source: Ulaanjirem 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 Ulaanjirem Compares to Other Months

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

This table compares monthly weather conditions in Ulaanjirem, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-16°C (4°F)1 mm (0.1 inches)80%low
February Weather-11°C (12°F)3 mm (0.1 inches)67%moderate
March Weather0°C (31°F)5 mm (0.2 inches)45%moderate
April Weather8°C (47°F)6 mm (0.2 inches)46%very high
May Weather15°C (59°F)6 mm (0.3 inches)36%very high
June Weather21°C (71°F)12 mm (0.5 inches)41%very high
July Weather24°C (75°F)36 mm (1.4 inches)40%very high
August Weather20°C (68°F)37 mm (1.4 inches)45%very high
September Weather15°C (60°F)8 mm (0.3 inches)47%high
October Weather4°C (40°F)2 mm (0.1 inches)51%moderate
November Weather-6°C (22°F)2 mm (0.1 inches)56%moderate
December Weather-15°C (6°F)1 mm (0.1 inches)79%low

Compare Ulaanjirem's Climate with Cities Worldwide