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December Weather in Rosiori, Romania

Last updated: August 27, 2025

In December, the average temperature in Rosiori, Romania hovers around 3°C (37°F). Expect chilly conditions, with minimums plunging to -10°C (15°F) and highs reaching up to 17°C (62°F). This month also brings about 61 mm (2.4 in) of precipitation spread over 10 days, contributing to a high average humidity of 88%. Be prepared for damp, cool weather!

December Temperature in Rosiori

In December in Rosiori, the average temperature is 3°C (37°F). Maximums can reach 17°C (62°F), while minimums can drop to as low as -10°C (15°F). Be prepared for a wide range of temperatures when traveling during this time to ensure a comfortable experience.

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

The chart illustrates December temperature patterns in Rosiori, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosiori, December typically has an average temperature of 3°C (37°F), with highs reaching up to 17°C (62°F) and lows dropping to around -10°C (15°F).
JanFebMarAprMayJunJulAugSepOctNovDec323744546472757768564637
Data source: Temperature data for Rosiori 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 Rosiori

In Rosiori in December, the precipitation amount is 61 mm (2.4 in) over a span of 10 days.

December Precipitation Trends in Rosiori

The chart displays monthly precipitation patterns in Rosiori, 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 Rosiori, December typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec384457415798812320673961
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rosiori

In Rosiori in December, humidity is 88%. With an average temperature of 3°C (37°F), this humidity feels like a chilling fog that clings to your skin, making every step outside a damp and brisk challenge for travelers.

December Average Humidity in Rosiori

This chart illustrates the average monthly humidity levels in Rosiori, 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 Rosiori is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%85%82%73%71%70%66%48%57%79%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rosiori

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

Maximum UV Index Levels in Rosiori for December

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

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

This table compares monthly weather conditions in Rosiori, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)38 mm (1.5 inches)88%low
February Weather3°C (38°F)44 mm (1.7 inches)85%moderate
March Weather7°C (44°F)57 mm (2.2 inches)82%moderate
April Weather12°C (54°F)41 mm (1.6 inches)73%high
May Weather18°C (64°F)57 mm (2.3 inches)71%very high
June Weather22°C (72°F)98 mm (3.8 inches)70%very high
July Weather24°C (75°F)81 mm (3.2 inches)66%very high
August Weather25°C (78°F)23 mm (0.9 inches)48%very high
September Weather20°C (69°F)20 mm (0.8 inches)57%high
October Weather13°C (56°F)67 mm (2.6 inches)79%moderate
November Weather8°C (46°F)39 mm (1.5 inches)87%moderate
December Weather3°C (37°F)61 mm (2.4 inches)88%low

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