December Weather in Ust'-Vym', Russian Federation

Last updated: August 27, 2025

In Ust'-Vym', Russian Federation, the average temperature in December hovers around -9°C (16°F), with extremes ranging from a brisk -28°C (-19°F) to a relatively warm 3°C (38°F). Expect 56 mm (2.2 in) of precipitation over about 15 days, making it a rather damp month. Notably, average humidity reaches a staggering 100%, ensuring a chill that feels as intense as the numbers suggest.

December Temperature in Ust'-Vym'

In December in Ust'-Vym', the average temperature is -9°C (16°F). The maximum can reach 3°C (38°F), while the minimum can drop as low as -28°C (-19°F). Travelers should be prepared for very cold weather and pack accordingly for their visit.

December Weather in Ust'-Vym': Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Ust'-Vym', showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ust'-Vym', December typically has an average temperature of -9°C (16°F), with highs reaching up to 3°C (38°F) and lows dropping to around -28°C (-19°F).

Data source: Temperature data for Ust'-Vym' generated using information from the Copernicus Climate Change Service.

December Precipitation in Ust'-Vym'

In Ust'-Vym' in December, the precipitation amount is 56 mm (2.2 in) spread over 15 days.

December Precipitation Trends in Ust'-Vym'

The chart displays monthly precipitation patterns in Ust'-Vym', 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 Ust'-Vym', December typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 15 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 Ust'-Vym'

In Ust'-Vym' in December humidity is 100%. With average temperature -9°C (16°F), this humidity feels like being wrapped in a cold, damp blanket that clings to your skin, making every step outside feel like a struggle against the chill, while the air hangs heavy and still, dampening the excitement of travel.

December Average Humidity in Ust'-Vym'

This chart illustrates the average monthly humidity levels in Ust'-Vym', 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 Ust'-Vym' is approximately 100%, 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 Ust'-Vym'

In Ust'-Vym' 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 Ust'-Vym'.

Maximum UV Index Levels in Ust'-Vym' for December

The chart shows the monthly maximum UV Index (UVI) for Ust'-Vym' 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 Ust'-Vym' typically reaches 1, which falls under the low exposure category.

Data source: Ust'-Vym' 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 Ust'-Vym' Compares to Other Months

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

This table compares monthly weather conditions in Ust'-Vym', showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-12°C (10°F)	40 mm (1.6 inches)	101%	low
February Weather	-11°C (12°F)	45 mm (1.8 inches)	98%	low
March Weather	-6°C (22°F)	46 mm (1.8 inches)	93%	moderate
April Weather	1°C (35°F)	43 mm (1.7 inches)	86%	moderate
May Weather	8°C (47°F)	62 mm (2.5 inches)	81%	moderate
June Weather	14°C (57°F)	68 mm (2.7 inches)	82%	high
July Weather	18°C (65°F)	85 mm (3.3 inches)	83%	high
August Weather	14°C (58°F)	84 mm (3.3 inches)	88%	moderate
September Weather	8°C (47°F)	74 mm (2.9 inches)	92%	moderate
October Weather	3°C (37°F)	76 mm (3.0 inches)	96%	low
November Weather	-4°C (25°F)	63 mm (2.5 inches)	100%	low
December Weather	-9°C (16°F)	56 mm (2.2 inches)	100%	low