December Weather in Vostok, Russian Federation

Last updated: August 27, 2025

In Vostok, Russian Federation, the average temperature in December hovers around -11°C (13°F). Expect temperatures to dip as low as -25°C (-13°F) and occasionally rise to a maximum of 4°C (40°F). This month typically sees 61 mm (2.4 in) of precipitation spread over 7 days, with an average humidity of 88%, making it a chilly and damp time of year.

December Temperature in Vostok

In December in Vostok, the average temperature is -11°C (13°F), with maximums reaching 4°C (40°F) and minimums dropping as low as -25°C (-13°F). Be sure to pack warm clothing if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Vostok, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vostok, December typically has an average temperature of -11°C (13°F), with highs reaching up to 4°C (40°F) and lows dropping to around -25°C (-13°F).

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

December Precipitation in Vostok

In Vostok in December, the precipitation amount is 61 mm (2.4 in) over the course of 7 days.

December Precipitation Trends in Vostok

The chart displays monthly precipitation patterns in Vostok, 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 Vostok, December typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 7 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 Vostok

In Vostok in December humidity is 88%. With an average temperature of -11°C (13°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and challenging as the cold air clings to your skin, creating a damp and frosty atmosphere.

December Average Humidity in Vostok

This chart illustrates the average monthly humidity levels in Vostok, 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 Vostok is approximately 88%, 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 Vostok

In Vostok 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 Vostok.

Maximum UV Index Levels in Vostok for December

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

Data source: Vostok 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 Vostok Compares to Other Months

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

This table compares monthly weather conditions in Vostok, 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 (7°F)	29 mm (1.1 inches)	94%	low
February Weather	-12°C (10°F)	34 mm (1.3 inches)	93%	moderate
March Weather	-5°C (23°F)	58 mm (2.3 inches)	89%	moderate
April Weather	1°C (33°F)	66 mm (2.6 inches)	88%	high
May Weather	5°C (42°F)	70 mm (2.8 inches)	89%	high
June Weather	9°C (49°F)	72 mm (2.8 inches)	87%	very high
July Weather	15°C (59°F)	59 mm (2.3 inches)	92%	very high
August Weather	15°C (60°F)	80 mm (3.2 inches)	92%	very high
September Weather	14°C (57°F)	107 mm (4.2 inches)	88%	high
October Weather	7°C (46°F)	96 mm (3.8 inches)	81%	moderate
November Weather	-1°C (31°F)	78 mm (3.1 inches)	75%	low
December Weather	-11°C (13°F)	61 mm (2.4 inches)	88%	low