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December Weather in Arva, Romania

Last updated: August 27, 2025

In December, the average temperature in Arva, Romania hovers around 2°C (37°F), with a minimum dipping as low as -10°C (14°F) and a maximum reaching up to 15°C (60°F). Expect about 70 mm (2.8 in) of precipitation spread over roughly 11 days, contributing to a notably high average humidity of 88%.

December Temperature in Arva

In December in Arva, the average temperature is 2°C (37°F). Maximums can reach 15°C (60°F), while minimums can drop as low as -10°C (14°F). Travelers should be prepared for a wide range of temperatures and dress accordingly for potential chilly conditions.

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

The chart illustrates December temperature patterns in Arva, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arva, December typically has an average temperature of 2°C (37°F), with highs reaching up to 15°C (60°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec323743526270737566544436
Data source: Temperature data for Arva 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 Arva

In Arva in December, the precipitation amount is 70 mm (2.8 in) distributed over 11 days.

December Precipitation Trends in Arva

The chart displays monthly precipitation patterns in Arva, 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 Arva, December typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec374250466087722427604371
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Arva

In Arva in December, humidity is 88%. With an average temperature of 2°C (37°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

December Average Humidity in Arva

This chart illustrates the average monthly humidity levels in Arva, 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 Arva 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 Arva

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

Maximum UV Index Levels in Arva for December

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

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

This table compares monthly weather conditions in Arva, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)37 mm (1.5 inches)88%low
February Weather3°C (37°F)42 mm (1.6 inches)85%moderate
March Weather6°C (43°F)50 mm (2.0 inches)82%moderate
April Weather11°C (53°F)46 mm (1.8 inches)73%high
May Weather17°C (62°F)60 mm (2.4 inches)71%very high
June Weather21°C (70°F)87 mm (3.4 inches)70%very high
July Weather23°C (73°F)72 mm (2.8 inches)66%very high
August Weather24°C (75°F)24 mm (0.9 inches)48%very high
September Weather19°C (66°F)27 mm (1.1 inches)57%high
October Weather12°C (54°F)60 mm (2.3 inches)79%moderate
November Weather7°C (44°F)43 mm (1.7 inches)87%moderate
December Weather2°C (37°F)70 mm (2.8 inches)88%low

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