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December Weather in Simnicu de Sus, Romania

Last updated: August 27, 2025

In December, the average temperature in Simnicu de Sus, Romania hovers around 3°C (37°F), with extreme values ranging from a chilly -10°C (15°F) to a milder 15°C (60°F). Expect 68 mm (2.7 in) of precipitation spread over about 10 days, and be prepared for high humidity levels of about 90%.

December Temperature in Simnicu de Sus

In December in Simnicu de Sus, the average temperature is 3°C (37°F). Maximums can reach 15°C (60°F), and minimums can be as low as -10°C (15°F). Be prepared for a range of temperatures and pack accordingly for your trip!

December Weather in Simnicu de Sus: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Simnicu de Sus, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Simnicu de Sus, December typically has an average temperature of 3°C (37°F), with highs reaching up to 15°C (60°F) and lows dropping to around -10°C (15°F).
JanFebMarAprMayJunJulAugSepOctNovDec323844546371747768554537
Data source: Temperature data for Simnicu de Sus 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 Simnicu de Sus

In Simnicu de Sus in December, the precipitation amount is 68 mm (2.7 in) over a span of 10 days.

December Precipitation Trends in Simnicu de Sus

The chart displays monthly precipitation patterns in Simnicu de Sus, 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 Simnicu de Sus, December typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec47436840105116712717555368
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Simnicu de Sus

In Simnicu de Sus in December, humidity is 90%. With an average temperature of 3°C (37°F), this humidity feels like a heavy blanket wrapped around you, making travel feel cumbersome and draining, as the dampness clings to your skin and the cold bites through your layers.

December Average Humidity in Simnicu de Sus

This chart illustrates the average monthly humidity levels in Simnicu de Sus, 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 Simnicu de Sus 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 Simnicu de Sus

In Simnicu de Sus 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 Simnicu de Sus, you can visit Hourly UV Index in Simnicu de Sus.

Maximum UV Index Levels in Simnicu de Sus for December

The chart shows the monthly maximum UV Index (UVI) for Simnicu de Sus 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 Simnicu de Sus typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec236789987532
Data source: Simnicu de Sus 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 Simnicu de Sus Compares to Other Months

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

This table compares monthly weather conditions in Simnicu de Sus, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)47 mm (1.9 inches)91%low
February Weather3°C (39°F)43 mm (1.7 inches)86%moderate
March Weather7°C (44°F)68 mm (2.7 inches)83%high
April Weather12°C (54°F)40 mm (1.6 inches)74%high
May Weather17°C (63°F)105 mm (4.1 inches)70%very high
June Weather21°C (71°F)116 mm (4.6 inches)67%very high
July Weather24°C (75°F)71 mm (2.8 inches)65%very high
August Weather25°C (77°F)27 mm (1.1 inches)51%very high
September Weather20°C (68°F)16 mm (0.6 inches)58%high
October Weather13°C (56°F)55 mm (2.2 inches)80%moderate
November Weather7°C (46°F)53 mm (2.1 inches)88%moderate
December Weather3°C (37°F)68 mm (2.7 inches)90%low

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