December Weather in Lensk, Russian Federation

Last updated: August 27, 2025

In Lensk, Russian Federation, the average temperature for December hovers around -27°C (-17°F). Temperatures can plummet to a chilling -48°C (-55°F) or rise to a milder -2°C (28°F). Expect 35 mm (1.4 in) of precipitation spread over 11 days, accompanied by an average humidity level of 100%. Be prepared for bone-chilling conditions!

December Temperature in Lensk

In December in Lensk, the average temperature is -27°C (-17°F), with maximums reaching -2°C (28°F) and minimums plummeting to as low as -48°C (-55°F). Travelers should be prepared for extremely cold conditions and dress accordingly for outdoor activities.

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

The chart illustrates December temperature patterns in Lensk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lensk, December typically has an average temperature of -27°C (-17°F), with highs reaching up to -2°C (28°F) and lows dropping to around -48°C (-55°F).

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

December Precipitation in Lensk

In Lensk in December, the precipitation amount is 35 mm (1.4 in) over a span of 11 days.

December Precipitation Trends in Lensk

The chart displays monthly precipitation patterns in Lensk, 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 Lensk, December typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 11 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Lensk

In Lensk in December humidity is 100%. With an average temperature of -27°C (-17°F), this humidity feels like trudging through a dense fog, where each breath is a struggle against the biting cold, making travel feel like an expedition through an icy labyrinth.

December Average Humidity in Lensk

This chart illustrates the average monthly humidity levels in Lensk, 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 Lensk 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 Lensk

In Lensk 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 Lensk.

Maximum UV Index Levels in Lensk for December

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

Data source: Lensk 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 Lensk Compares to Other Months

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

This table compares monthly weather conditions in Lensk, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-26°C (-14°F)	29 mm (1.1 inches)	99%	low
February Weather	-22°C (-8°F)	29 mm (1.1 inches)	98%	low
March Weather	-12°C (11°F)	28 mm (1.1 inches)	91%	moderate
April Weather	-2°C (29°F)	28 mm (1.1 inches)	82%	moderate
May Weather	6°C (44°F)	53 mm (2.1 inches)	76%	moderate
June Weather	17°C (63°F)	49 mm (1.9 inches)	67%	high
July Weather	18°C (65°F)	68 mm (2.7 inches)	63%	high
August Weather	15°C (60°F)	58 mm (2.3 inches)	75%	moderate
September Weather	7°C (45°F)	56 mm (2.2 inches)	84%	moderate
October Weather	-3°C (28°F)	41 mm (1.6 inches)	93%	low
November Weather	-17°C (1°F)	35 mm (1.4 inches)	100%	low
December Weather	-27°C (-17°F)	35 mm (1.4 inches)	100%	low