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December Weather in Roman, Bulgaria

Last updated: August 22, 2025

In December, the average temperature in Roman, Bulgaria hovers around 3°C (37°F), with extremes ranging from a brisk -14°C (7°F) to a comfortable 16°C (61°F). Expect around 57 mm (2.2 in) of precipitation over 10 days, creating a humid environment with an average humidity of 89%. Perfect for cozy indoor activities or bundling up for outdoor adventures!

December Temperature in Roman

In December in Roman, the average temperature is 3°C (37°F), with maximums reaching 16°C (61°F) and minimums dropping as low as -14°C (7°F). This climate makes it essential to pack layers for warmth while still preparing for occasional milder days during your travels.

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

The chart illustrates December temperature patterns in Roman, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Roman, December typically has an average temperature of 3°C (37°F), with highs reaching up to 16°C (61°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec323944536369737567554537
Data source: Temperature data for Roman generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Roman

In Roman in December, the precipitation amount is 57 mm (2.2 in) over a span of 10 days.

December Precipitation Trends in Roman

The chart displays monthly precipitation patterns in Roman, 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 Roman, December typically receives around 57 mm (2.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec495084497695782718625057
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Roman

In Roman in December, humidity is 89%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress warmly and prepare for an understated, yet invigorating, travel experience.

December Average Humidity in Roman

This chart illustrates the average monthly humidity levels in Roman, 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 Roman is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%85%83%71%73%67%68%50%59%79%87%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Roman

In Roman 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 Roman, you can visit Hourly UV Index in Roman.

Maximum UV Index Levels in Roman for December

The chart shows the monthly maximum UV Index (UVI) for Roman 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 Roman typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2467910997532
Data source: Roman 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 Roman Compares to Other Months

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

This table compares monthly weather conditions in Roman, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)49 mm (1.9 inches)89%low
February Weather4°C (39°F)50 mm (2.0 inches)85%moderate
March Weather7°C (44°F)84 mm (3.3 inches)83%high
April Weather12°C (54°F)49 mm (1.9 inches)71%high
May Weather17°C (63°F)76 mm (3.0 inches)73%very high
June Weather21°C (70°F)95 mm (3.7 inches)67%very high
July Weather23°C (74°F)78 mm (3.1 inches)68%very high
August Weather24°C (75°F)27 mm (1.1 inches)50%very high
September Weather19°C (67°F)18 mm (0.7 inches)59%high
October Weather13°C (56°F)62 mm (2.4 inches)79%moderate
November Weather7°C (46°F)50 mm (2.0 inches)87%moderate
December Weather3°C (37°F)57 mm (2.2 inches)89%low

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