December Weather in Avren, Bulgaria

Last updated: August 22, 2025

In Avren, Bulgaria, the average temperature in December is a brisk 6°C (42°F), with minimums dipping as low as -7°C (19°F) and maximums reaching up to 19°C (67°F). Expect 71 mm (2.8 in) of precipitation over about 10 days during this month, contributing to an average humidity of 84%.

December Temperature in Avren

In December in Avren, the average temperature is 6°C (42°F). The maximum can reach 19°C (67°F), while the minimum can drop as low as -7°C (19°F). Travelers should be prepared for chilly conditions and pack accordingly to enjoy their stay.

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

The chart illustrates December temperature patterns in Avren, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Avren, December typically has an average temperature of 6°C (42°F), with highs reaching up to 19°C (67°F) and lows dropping to around -7°C (19°F).

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

December Precipitation in Avren

In Avren in December, the precipitation amount is 71 mm (2.8 in) over a duration of 10 days.

December Precipitation Trends in Avren

The chart displays monthly precipitation patterns in Avren, 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 Avren, December typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 10 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 Avren

In Avren in December humidity is 84%. With an average temperature of 6°C (42°F), this humidity feels like an uncomfortable chill that seeps into your bones, making travel less enjoyable as you find yourself bundled up yet still damp, longing for warmth and comfort.

December Average Humidity in Avren

This chart illustrates the average monthly humidity levels in Avren, 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 Avren is approximately 84%, 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 Avren

In Avren in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Avren, you can visit Hourly UV Index in Avren.

Maximum UV Index Levels in Avren for December

The chart shows the monthly maximum UV Index (UVI) for Avren 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 Avren typically reaches 2, which falls under the low exposure category.

Data source: Avren 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 Avren Compares to Other Months

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

This table compares monthly weather conditions in Avren, 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 (37°F)	57 mm (2.2 inches)	84%	low
February Weather	5°C (41°F)	44 mm (1.7 inches)	81%	moderate
March Weather	7°C (45°F)	59 mm (2.3 inches)	79%	high
April Weather	11°C (51°F)	39 mm (1.5 inches)	75%	high
May Weather	16°C (62°F)	52 mm (2.0 inches)	77%	very high
June Weather	21°C (70°F)	90 mm (3.6 inches)	71%	very high
July Weather	23°C (74°F)	59 mm (2.3 inches)	69%	very high
August Weather	24°C (75°F)	16 mm (0.6 inches)	60%	very high
September Weather	20°C (68°F)	21 mm (0.8 inches)	63%	high
October Weather	15°C (58°F)	63 mm (2.5 inches)	76%	moderate
November Weather	10°C (50°F)	50 mm (2.0 inches)	81%	moderate
December Weather	6°C (42°F)	71 mm (2.8 inches)	84%	low