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December Weather in Rosia, Romania

Last updated: August 27, 2025

In Rosia, Romania, the average temperature in December hovers around 1°C (34°F). However, be prepared for a range of temperatures, with a chilly minimum of -15°C (6°F) and a balmy maximum reaching 16°C (60°F). During this month, expect 105 mm (4.1 in) of precipitation spread over 16 days, coupled with a high average humidity of 92%.

December Temperature in Rosia

In December in Rosia, the average temperature is 1°C (34°F). Maximums can reach 16°C (60°F), while minimums can drop as low as -15°C (6°F). Travelers should prepare for a wide range of temperatures and pack accordingly to enjoy their visit.

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

The chart illustrates December temperature patterns in Rosia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosia, December typically has an average temperature of 1°C (34°F), with highs reaching up to 16°C (60°F) and lows dropping to around -15°C (6°F).
JanFebMarAprMayJunJulAugSepOctNovDec273439485664666859504334
Data source: Temperature data for Rosia 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 Rosia

In Rosia in December, the precipitation amount is 105 mm (4.1 in) over a span of 16 days.

December Precipitation Trends in Rosia

The chart displays monthly precipitation patterns in Rosia, 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 Rosia, December typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec6781706813315110264716862105
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rosia

In Rosia in December humidity is 92%. With average temperature 1°C (34°F), this humidity feels like a cold, damp blanket enveloping you, making travel uncomfortable as the chill seeps into your bones, and the air feels heavy and suffocating, leaving little room for any warmth or comfort.

December Average Humidity in Rosia

This chart illustrates the average monthly humidity levels in Rosia, 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 Rosia is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%83%75%72%72%71%62%68%84%90%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rosia

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

Maximum UV Index Levels in Rosia for December

The chart shows the monthly maximum UV Index (UVI) for Rosia 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 Rosia typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987432
Data source: Rosia 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 Rosia Compares to Other Months

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

This table compares monthly weather conditions in Rosia, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)67 mm (2.6 inches)89%low
February Weather1°C (35°F)81 mm (3.2 inches)87%moderate
March Weather4°C (39°F)70 mm (2.8 inches)83%moderate
April Weather9°C (48°F)68 mm (2.7 inches)75%high
May Weather13°C (56°F)133 mm (5.2 inches)72%very high
June Weather18°C (65°F)151 mm (6.0 inches)72%very high
July Weather19°C (67°F)102 mm (4.0 inches)71%very high
August Weather20°C (68°F)64 mm (2.5 inches)62%very high
September Weather15°C (59°F)71 mm (2.8 inches)68%high
October Weather10°C (51°F)68 mm (2.7 inches)84%moderate
November Weather6°C (43°F)62 mm (2.4 inches)90%moderate
December Weather1°C (34°F)105 mm (4.1 inches)92%low

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