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December Weather in Coasta, Romania

Last updated: August 27, 2025

In December, the average temperature in Coasta, Romania hovers around 1°C (33°F), making it a chilly destination. Temperatures can dip as low as -13°C (9°F), while occasionally peaking at a comfortable 12°C (54°F). Expect 99 mm (3.9 in) of precipitation over approximately 12 days, contributing to the region's high average humidity of 90%. Be prepared for a wet and cool adventure!

December Temperature in Coasta

In December in Coasta, the average temperature is 1°C (33°F). Maximum temperatures can reach 12°C (54°F), while minimums can plummet as low as -13°C (9°F). Travelers should prepare for chilly weather and pack accordingly to ensure comfort.

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

The chart illustrates December temperature patterns in Coasta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Coasta, December typically has an average temperature of 1°C (33°F), with highs reaching up to 12°C (54°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec283439475664666859504133
Data source: Temperature data for Coasta 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 Coasta

In Coasta in December, the total precipitation amount is 99 mm (3.9 in) recorded over a span of 12 days.

December Precipitation Trends in Coasta

The chart displays monthly precipitation patterns in Coasta, 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 Coasta, December typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec525372591531301297145606499
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Coasta

In Coasta in December humidity is 90%. With an average temperature of 1°C (33°F), this humidity feels like a bone-chilling dampness that seeps into your clothes, making every step outside feel heavy and uncomfortable for traveling.

December Average Humidity in Coasta

This chart illustrates the average monthly humidity levels in Coasta, 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 Coasta is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%86%83%74%70%67%65%51%58%80%88%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Coasta

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

Maximum UV Index Levels in Coasta for December

The chart shows the monthly maximum UV Index (UVI) for Coasta 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 Coasta typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789997532
Data source: Coasta 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 Coasta Compares to Other Months

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

This table compares monthly weather conditions in Coasta, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)52 mm (2.0 inches)91%low
February Weather1°C (34°F)53 mm (2.1 inches)86%moderate
March Weather4°C (39°F)72 mm (2.9 inches)83%moderate
April Weather9°C (48°F)59 mm (2.3 inches)74%high
May Weather13°C (56°F)153 mm (6.0 inches)70%very high
June Weather18°C (64°F)130 mm (5.1 inches)67%very high
July Weather19°C (66°F)129 mm (5.1 inches)65%very high
August Weather20°C (68°F)71 mm (2.8 inches)51%very high
September Weather15°C (60°F)45 mm (1.8 inches)58%high
October Weather10°C (50°F)60 mm (2.4 inches)80%moderate
November Weather5°C (42°F)64 mm (2.5 inches)88%moderate
December Weather1°C (33°F)99 mm (3.9 inches)90%low

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