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December Weather in Harhiraa, Mongolia

Last updated: August 28, 2025

In December, the average temperature in Harhiraa, Mongolia hovers around -19°C (-2°F), with extremes ranging from a frigid -35°C (-31°F) to a milder -4°C (25°F). Precipitation is minimal, with just 3 mm (0.1 in) recorded over 0 days. Notably, the average humidity is a high 95%, creating a chilling and damp atmosphere.

December Temperature in Harhiraa

In December in Harhiraa, the average temperature is -19°C (-2°F). The maximum can reach -4°C (25°F), and the minimum can be as low as -35°C (-31°F). Travelers should prepare for extremely cold conditions, ensuring they have adequate clothing and gear to stay warm while exploring this chilly destination.

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

The chart illustrates December temperature patterns in Harhiraa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harhiraa, December typically has an average temperature of -19°C (-2°F), with highs reaching up to -4°C (25°F) and lows dropping to around -35°C (-31°F).
JanFebMarAprMayJunJulAugSepOctNovDec-62183751616359483113-2
Data source: Temperature data for Harhiraa 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 Harhiraa

In Harhiraa in December, the precipitation amount is 3 mm (0.1 in) during a total of 0 days.

December Precipitation Trends in Harhiraa

The chart displays monthly precipitation patterns in Harhiraa, 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 Harhiraa, December typically receives around 3 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec4916283766146895020123
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Harhiraa

In Harhiraa in December humidity is 95%. With an average temperature of -19°C (-2°F), this humidity feels like an uncomfortable chill that penetrates your bones, making every step in the frigid air feel even more daunting for traveling.

December Average Humidity in Harhiraa

This chart illustrates the average monthly humidity levels in Harhiraa, 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 Harhiraa is approximately 95%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%88%80%71%57%56%64%68%70%79%87%95%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Harhiraa

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

Maximum UV Index Levels in Harhiraa for December

The chart shows the monthly maximum UV Index (UVI) for Harhiraa 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 Harhiraa typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec236899986532
Data source: Harhiraa 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 Harhiraa Compares to Other Months

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

This table compares monthly weather conditions in Harhiraa, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-21°C (-6°F)4 mm (0.2 inches)94%low
February Weather-17°C (2°F)9 mm (0.4 inches)88%moderate
March Weather-8°C (18°F)16 mm (0.6 inches)80%high
April Weather3°C (37°F)28 mm (1.1 inches)71%very high
May Weather10°C (51°F)37 mm (1.5 inches)57%very high
June Weather16°C (61°F)66 mm (2.6 inches)56%very high
July Weather17°C (63°F)146 mm (5.7 inches)64%very high
August Weather15°C (60°F)89 mm (3.5 inches)68%very high
September Weather9°C (49°F)50 mm (2.0 inches)70%high
October Weather0°C (31°F)20 mm (0.8 inches)79%moderate
November Weather-11°C (13°F)12 mm (0.5 inches)86%moderate
December Weather-19°C (-2°F)3 mm (0.1 inches)95%low

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