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December Weather in Romanu, Romania

Last updated: August 27, 2025

In December, the average temperature in Romanu, Romania hovers around 3°C (38°F), making it a chilly time of year. Expect temperatures to dip as low as -10°C (15°F) and rise to a pleasant 17°C (62°F). With an average humidity of 86% and 56 mm (2.2 in) of precipitation spread over 10 days, it's wise to prepare for both wet and cool conditions.

December Temperature in Romanu

In December in Romanu, the average temperature is 3°C (38°F). Maximums can reach 17°C (62°F) and minimums can be as low as -10°C (15°F). This variation in temperature means travelers should pack layers to stay comfortable throughout the day.

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

The chart illustrates December temperature patterns in Romanu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Romanu, December typically has an average temperature of 3°C (38°F), with highs reaching up to 17°C (62°F) and lows dropping to around -10°C (15°F).
JanFebMarAprMayJunJulAugSepOctNovDec333844536472757768564638
Data source: Temperature data for Romanu 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 Romanu

In Romanu in December, the precipitation amount is 56 mm (2.2 in) over the course of 10 days.

December Precipitation Trends in Romanu

The chart displays monthly precipitation patterns in Romanu, 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 Romanu, December typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec303641414697551823503456
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Romanu

In Romanu in December humidity is 86%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps through your layers, making traveling uncomfortable as breath clouds visibly in the crisp air.

December Average Humidity in Romanu

This chart illustrates the average monthly humidity levels in Romanu, 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 Romanu is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%83%80%76%73%68%65%53%61%77%85%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Romanu

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

Maximum UV Index Levels in Romanu for December

The chart shows the monthly maximum UV Index (UVI) for Romanu 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 Romanu typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Romanu 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 Romanu Compares to Other Months

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

This table compares monthly weather conditions in Romanu, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)30 mm (1.2 inches)87%low
February Weather3°C (38°F)36 mm (1.4 inches)83%moderate
March Weather7°C (44°F)41 mm (1.6 inches)80%moderate
April Weather12°C (54°F)41 mm (1.6 inches)76%high
May Weather18°C (64°F)46 mm (1.8 inches)73%very high
June Weather22°C (72°F)97 mm (3.8 inches)68%very high
July Weather24°C (76°F)55 mm (2.2 inches)65%very high
August Weather25°C (77°F)18 mm (0.7 inches)53%very high
September Weather20°C (68°F)23 mm (0.9 inches)61%high
October Weather13°C (56°F)50 mm (2.0 inches)77%moderate
November Weather8°C (46°F)34 mm (1.3 inches)85%moderate
December Weather3°C (38°F)56 mm (2.2 inches)86%low

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