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December Weather in Roennaeng, Sweden

Last updated: August 27, 2025

In December, the average temperature in Roennaeng, Sweden hovers around 4°C (40°F). Expect chilly days with a minimum dip to -5°C (24°F) and occasional highs reaching 9°C (48°F). Prepare for 99 mm (3.9 in) of precipitation spread over 18 days, coupled with a notably high average humidity of 91%, creating a damp atmosphere throughout the month.

December Temperature in Roennaeng

In December in Roennaeng, the average temperature is 4°C (40°F). The maximum can reach 9°C (48°F), and the minimum can be as low as -5°C (24°F). Travelers should be prepared for chilly weather and pack warm clothing to stay comfortable.

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

The chart illustrates December temperature patterns in Roennaeng, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Roennaeng, December typically has an average temperature of 4°C (40°F), with highs reaching up to 9°C (48°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec383638435260636358524539
Data source: Temperature data for Roennaeng 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 Roennaeng

In Roennaeng in December, the precipitation amount is 99 mm (3.9 in) spread over 18 days.

December Precipitation Trends in Roennaeng

The chart displays monthly precipitation patterns in Roennaeng, 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 Roennaeng, December typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec7082733662678411013415212499
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Roennaeng

In Roennaeng in December, humidity is 91%. With an average temperature of 4°C (40°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor travel uncomfortable and necessitating extra layers for warmth.

December Average Humidity in Roennaeng

This chart illustrates the average monthly humidity levels in Roennaeng, 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 Roennaeng is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%91%89%84%75%74%73%77%86%91%92%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Roennaeng

In Roennaeng in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Roennaeng.

Maximum UV Index Levels in Roennaeng for December

The chart shows the monthly maximum UV Index (UVI) for Roennaeng 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 Roennaeng typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567764211
Data source: Roennaeng 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 Roennaeng Compares to Other Months

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

This table compares monthly weather conditions in Roennaeng, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)70 mm (2.7 inches)92%low
February Weather2°C (36°F)82 mm (3.2 inches)91%low
March Weather3°C (38°F)73 mm (2.9 inches)89%moderate
April Weather6°C (44°F)36 mm (1.4 inches)84%moderate
May Weather11°C (52°F)62 mm (2.4 inches)75%high
June Weather16°C (61°F)67 mm (2.6 inches)73%high
July Weather17°C (64°F)84 mm (3.3 inches)73%high
August Weather17°C (63°F)110 mm (4.3 inches)77%high
September Weather15°C (59°F)134 mm (5.3 inches)85%moderate
October Weather11°C (52°F)152 mm (6.0 inches)91%low
November Weather7°C (45°F)124 mm (4.9 inches)92%low
December Weather4°C (40°F)99 mm (3.9 inches)91%low

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