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December Weather in Deaj, Romania

Last updated: August 27, 2025

In December, the average temperature in Deaj, Romania hovers around 2°C (35°F), with a minimum drop to -12°C (11°F) and a maximum reaching 14°C (57°F). Expect 62 mm (2.4 in) of precipitation spread over 12 days, contributing to a high average humidity of 92%. Stay prepared for the cool and damp conditions!

December Temperature in Deaj

In December in Deaj, the average temperature is 2°C (35°F), with a maximum reaching 14°C (57°F) and a minimum dropping as low as -12°C (11°F). Travelers should be prepared for a wide range of temperatures and dress accordingly for both mild and chilly conditions.

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

The chart illustrates December temperature patterns in Deaj, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Deaj, December typically has an average temperature of 2°C (35°F), with highs reaching up to 14°C (57°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec293642526068707162524335
Data source: Temperature data for Deaj 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 Deaj

In Deaj in December, the precipitation amount is 62 mm (2.4 in) spread over 12 days.

December Precipitation Trends in Deaj

The chart displays monthly precipitation patterns in Deaj, 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 Deaj, December typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec314656521071221086352483062
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Deaj

In Deaj in December humidity is 92%. With an average temperature of 2°C (35°F), this humidity feels like a damp, chilling fog that clings to your skin, making outdoor activities uncomfortable and travel challenging as you navigate through the heavy, cold air.

December Average Humidity in Deaj

This chart illustrates the average monthly humidity levels in Deaj, 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 Deaj is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%88%87%79%71%71%64%55%64%83%91%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Deaj

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

Maximum UV Index Levels in Deaj for December

The chart shows the monthly maximum UV Index (UVI) for Deaj 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 Deaj typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987532
Data source: Deaj 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 Deaj Compares to Other Months

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

This table compares monthly weather conditions in Deaj, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (30°F)31 mm (1.2 inches)93%low
February Weather2°C (36°F)46 mm (1.8 inches)88%moderate
March Weather5°C (42°F)56 mm (2.2 inches)86%moderate
April Weather11°C (52°F)52 mm (2.0 inches)79%high
May Weather16°C (60°F)107 mm (4.2 inches)71%very high
June Weather20°C (68°F)122 mm (4.8 inches)71%very high
July Weather21°C (70°F)107 mm (4.2 inches)64%very high
August Weather22°C (72°F)63 mm (2.5 inches)55%very high
September Weather17°C (63°F)52 mm (2.1 inches)64%high
October Weather11°C (52°F)48 mm (1.9 inches)83%moderate
November Weather6°C (43°F)30 mm (1.2 inches)91%moderate
December Weather2°C (35°F)62 mm (2.4 inches)92%low

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