December Weather in Mary, Turkmenistan

Last updated: August 28, 2025

In December, the average temperature in Mary, Turkmenistan hovers around 6°C (42°F). The temperature can swing from a chilly -11°C (12°F) to a warm 26°C (79°F). Expect a bit of moisture, with an average precipitation of 11 mm (0.4 in) spread over 2 days, while the air remains moderately humid at 66%.

December Temperature in Mary

In December in Mary, the average temperature is 6°C (42°F). The maximum can reach 26°C (79°F) and the minimum can be as low as -11°C (12°F). This variability in temperature makes it essential for travelers to pack layers for their visit.

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

The chart illustrates December temperature patterns in Mary, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mary, December typically has an average temperature of 6°C (42°F), with highs reaching up to 26°C (79°F) and lows dropping to around -11°C (12°F).

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

December Precipitation in Mary

In Mary in December, the precipitation amount is 11 mm (0.4 in) over the course of 2 days.

December Precipitation Trends in Mary

The chart displays monthly precipitation patterns in Mary, 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 Mary, December typically receives around 11 mm (0.4 inches) of precipitation spread over approximately 2 days.

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

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Millimeters (mm) Inches (in)

December Humidity in Mary

In Mary in December, humidity is 66%. With an average temperature of 6°C (42°F), this humidity feels like a chilly embrace, making traveling a bit uncomfortable unless you are well-prepared with warm layers and a waterproof jacket.

December Average Humidity in Mary

This chart illustrates the average monthly humidity levels in Mary, 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 Mary is approximately 66%, 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 Mary

In Mary in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Mary, you can check the information here.

Maximum UV Index Levels in Mary for December

The chart shows the monthly maximum UV Index (UVI) for Mary 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 Mary typically reaches 3, which falls under the moderate exposure category.

Data source: Mary 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 Mary Compares to Other Months

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

This table compares monthly weather conditions in Mary, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	17 mm (0.7 inches)	65%	moderate
February Weather	8°C (46°F)	48 mm (1.9 inches)	62%	moderate
March Weather	13°C (56°F)	46 mm (1.8 inches)	59%	high
April Weather	19°C (66°F)	36 mm (1.4 inches)	47%	very high
May Weather	25°C (77°F)	11 mm (0.4 inches)	37%	extreme
June Weather	30°C (86°F)	1 mm (0.0 inches)	25%	extreme
July Weather	33°C (91°F)	0 mm (0.0 inches)	16%	extreme
August Weather	29°C (85°F)	0 mm (0.0 inches)	16%	very high
September Weather	24°C (75°F)	0 mm (0.0 inches)	21%	very high
October Weather	16°C (61°F)	7 mm (0.3 inches)	39%	high
November Weather	9°C (48°F)	14 mm (0.5 inches)	65%	moderate
December Weather	6°C (42°F)	11 mm (0.4 inches)	66%	moderate