December Weather in Dalay, Mongolia

Last updated: August 28, 2025

In December, the average temperature in Dalay, Mongolia is a brisk -14°C (8°F). Expect frigid conditions with minimums plummeting to -30°C (-21°F), while the mercury occasionally rises to a maximum of 3°C (37°F). Precipitation remains minimal, with just 1 mm (0.1 in) recorded over 0 days. The air will feel quite crisp, with an average humidity of 75%. Stay warm!

December Temperature in Dalay

In December in Dalay, the average temperature is -14°C (8°F). The maximum can reach 3°C (37°F), and the minimum can be as low as -30°C (-21°F). Travelers should prepare for extremely cold conditions and dress accordingly to enjoy their visit safely.

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

The chart illustrates December temperature patterns in Dalay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dalay, December typically has an average temperature of -14°C (8°F), with highs reaching up to 3°C (37°F) and lows dropping to around -30°C (-21°F).

Data source: Temperature data for Dalay generated using information from the Copernicus Climate Change Service.

December Precipitation in Dalay

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

December Precipitation Trends in Dalay

The chart displays monthly precipitation patterns in Dalay, 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 Dalay, December typically receives around 1 mm (0.1 inches) of precipitation spread over approximately 0 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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December Humidity in Dalay

In Dalay in December humidity is 75%. With an average temperature of -14°C (8°F), this humidity feels like a biting chill that seeps through your layers, making outdoor adventures brisk and invigorating, but also requiring extra caution to avoid frostbite and maintain warmth.

December Average Humidity in Dalay

This chart illustrates the average monthly humidity levels in Dalay, 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 Dalay is approximately 75%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Dalay

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

Maximum UV Index Levels in Dalay for December

The chart shows the monthly maximum UV Index (UVI) for Dalay 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 Dalay typically reaches 2, which falls under the low exposure category.

Data source: Dalay 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 Dalay Compares to Other Months

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

This table compares monthly weather conditions in Dalay, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-14°C (6°F)	2 mm (0.1 inches)	69%	low
February Weather	-11°C (13°F)	4 mm (0.2 inches)	58%	moderate
March Weather	-1°C (30°F)	9 mm (0.3 inches)	41%	high
April Weather	7°C (44°F)	7 mm (0.3 inches)	43%	very high
May Weather	13°C (55°F)	11 mm (0.4 inches)	31%	very high
June Weather	19°C (66°F)	15 mm (0.6 inches)	32%	extreme
July Weather	21°C (70°F)	39 mm (1.5 inches)	31%	extreme
August Weather	19°C (66°F)	24 mm (0.9 inches)	38%	extreme
September Weather	14°C (57°F)	10 mm (0.4 inches)	41%	very high
October Weather	3°C (38°F)	4 mm (0.1 inches)	44%	moderate
November Weather	-6°C (22°F)	3 mm (0.1 inches)	51%	moderate
December Weather	-14°C (8°F)	1 mm (0.1 inches)	75%	low