December Weather in Sonda, Estonia

Last updated: August 23, 2025

In December, the average temperature in Sonda, Estonia hovers around -2°C (29°F), with extremes reaching as low as -21°C (-6°F) and peaking at 8°C (46°F). Expect 57 mm (2.3 in) of precipitation spread over approximately 15 days, contributing to a notably high average humidity of 93%.

December Temperature in Sonda

In December in Sonda, the average temperature is -2°C (29°F), with maximums reaching 8°C (46°F) and minimums plummeting to as low as -21°C (-6°F). This chilly climate calls for warm clothing and preparation for potential winter activities while traveling.

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

The chart illustrates December temperature patterns in Sonda, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sonda, December typically has an average temperature of -2°C (29°F), with highs reaching up to 8°C (46°F) and lows dropping to around -21°C (-6°F).

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

December Precipitation in Sonda

In Sonda in December, the total precipitation amount is 57 mm (2.3 in) spread over 15 days.

December Precipitation Trends in Sonda

The chart displays monthly precipitation patterns in Sonda, 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 Sonda, December typically receives around 57 mm (2.3 inches) of precipitation spread over approximately 15 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 Sonda

In Sonda in December humidity is 93%. With an average temperature of -2°C (29°F), this humidity feels like a dense, frosty blanket that clings to you, making the cold seep into your bones and transforming outdoor activities into a chilly challenge.

December Average Humidity in Sonda

This chart illustrates the average monthly humidity levels in Sonda, 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 Sonda is approximately 93%, 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 Sonda

In Sonda 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 Sonda.

Maximum UV Index Levels in Sonda for December

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

Data source: Sonda 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 Sonda Compares to Other Months

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

This table compares monthly weather conditions in Sonda, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	41 mm (1.6 inches)	95%	low
February Weather	-3°C (26°F)	44 mm (1.8 inches)	93%	low
March Weather	-1°C (31°F)	45 mm (1.8 inches)	90%	moderate
April Weather	4°C (40°F)	51 mm (2.0 inches)	87%	moderate
May Weather	10°C (51°F)	58 mm (2.3 inches)	73%	moderate
June Weather	16°C (62°F)	58 mm (2.3 inches)	77%	high
July Weather	18°C (64°F)	74 mm (2.9 inches)	80%	high
August Weather	16°C (62°F)	88 mm (3.5 inches)	84%	high
September Weather	12°C (54°F)	67 mm (2.6 inches)	89%	moderate
October Weather	7°C (45°F)	77 mm (3.0 inches)	92%	low
November Weather	3°C (37°F)	51 mm (2.0 inches)	93%	low
December Weather	-2°C (29°F)	57 mm (2.3 inches)	93%	low