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December Weather in Sunne, Sweden

Last updated: August 27, 2025

In Sunne, Sweden, the average temperature in December hovers around -1°C (30°F). You can expect chilly conditions, with minimums dipping to -15°C (6°F) and maximums reaching 9°C (48°F). During this month, 76 mm (3.0 in) of precipitation is anticipated over approximately 15 days, contributing to a high average humidity of 94%. Stay warm and prepared for the wet weather!

December Temperature in Sunne

In December in Sunne, the average temperature is -1°C (30°F), with maximums reaching 9°C (48°F) and minimums dropping as low as -15°C (6°F). This chilly climate makes it essential for travelers to pack warm clothing and be prepared for frosty conditions.

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

The chart illustrates December temperature patterns in Sunne, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sunne, December typically has an average temperature of -1°C (30°F), with highs reaching up to 9°C (48°F) and lows dropping to around -15°C (6°F).
JanFebMarAprMayJunJulAugSepOctNovDec292934415161636053453630
Data source: Temperature data for Sunne 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 Sunne

In Sunne in December, the precipitation amount is 76 mm (3.0 in), recorded over a span of 15 days.

December Precipitation Trends in Sunne

The chart displays monthly precipitation patterns in Sunne, 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 Sunne, December typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec504951367174879884967476
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sunne

In Sunne in December humidity is 94%. With an average temperature of -1°C (30°F), this humidity feels like a chilling blanket that wraps around you, making every outdoor excursion uncomfortable and damp, as you battle the cold air that clings to your skin and seeps into your clothes.

December Average Humidity in Sunne

This chart illustrates the average monthly humidity levels in Sunne, 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 Sunne is approximately 94%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%92%89%81%72%68%70%77%86%91%93%94%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sunne

In Sunne 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 Sunne.

Maximum UV Index Levels in Sunne for December

The chart shows the monthly maximum UV Index (UVI) for Sunne 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 Sunne typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Sunne 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 Sunne Compares to Other Months

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

This table compares monthly weather conditions in Sunne, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)50 mm (2.0 inches)94%low
February Weather-2°C (29°F)49 mm (1.9 inches)92%low
March Weather1°C (34°F)51 mm (2.0 inches)89%moderate
April Weather5°C (41°F)36 mm (1.4 inches)81%moderate
May Weather10°C (51°F)71 mm (2.8 inches)72%moderate
June Weather16°C (61°F)74 mm (2.9 inches)68%high
July Weather17°C (64°F)87 mm (3.4 inches)70%high
August Weather16°C (61°F)98 mm (3.8 inches)77%moderate
September Weather12°C (54°F)84 mm (3.3 inches)86%moderate
October Weather7°C (45°F)96 mm (3.8 inches)91%low
November Weather2°C (37°F)74 mm (2.9 inches)93%low
December Weather-1°C (30°F)76 mm (3.0 inches)94%low

Compare Sunne's Climate with Cities Worldwide