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December Weather in Sveio, Norway

Last updated: August 27, 2025

In Sveio, Norway, the average temperature in December hovers around 5°C (41°F), with a minimum dipping to -4°C (26°F) and a maximum reaching up to 11°C (52°F). Expect significant precipitation, totaling 211 mm (8.3 in) over 21 days, alongside a high average humidity of 90%, creating a damp and chilly atmosphere.

December Temperature in Sveio

In December in Sveio, the average temperature is 5°C (41°F). Maximums can reach 11°C (52°F), and minimums can be as low as -4°C (26°F). Be sure to pack warm clothing if you plan to visit during this time, as temperatures can be quite chilly.

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

The chart illustrates December temperature patterns in Sveio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sveio, December typically has an average temperature of 5°C (41°F), with highs reaching up to 11°C (52°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec393840445057596056504541
Data source: Temperature data for Sveio 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 Sveio

In Sveio in December, the precipitation amount is 211 mm (8.3 in) over the course of 21 days.

December Precipitation Trends in Sveio

The chart displays monthly precipitation patterns in Sveio, 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 Sveio, December typically receives around 211 mm (8.3 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec1581611559378124127211239315208211
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sveio

In Sveio in December, humidity is 90%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that clings to your skin, making travel feel more strenuous as you navigate the cold air mixed with moisture, potentially leaving you feeling sluggish and uncomfortable.

December Average Humidity in Sveio

This chart illustrates the average monthly humidity levels in Sveio, 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 Sveio is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%90%87%84%81%86%87%90%92%93%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sveio

In Sveio 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 Sveio.

Maximum UV Index Levels in Sveio for December

The chart shows the monthly maximum UV Index (UVI) for Sveio 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 Sveio typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457654211
Data source: Sveio 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 Sveio Compares to Other Months

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

This table compares monthly weather conditions in Sveio, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)158 mm (6.2 inches)92%low
February Weather3°C (39°F)161 mm (6.3 inches)90%low
March Weather5°C (40°F)155 mm (6.1 inches)90%moderate
April Weather7°C (44°F)93 mm (3.7 inches)87%moderate
May Weather10°C (50°F)78 mm (3.1 inches)84%moderate
June Weather14°C (57°F)124 mm (4.9 inches)81%high
July Weather15°C (59°F)127 mm (5.0 inches)86%high
August Weather15°C (60°F)211 mm (8.3 inches)87%moderate
September Weather13°C (56°F)239 mm (9.4 inches)90%moderate
October Weather10°C (51°F)315 mm (12.4 inches)92%low
November Weather7°C (45°F)208 mm (8.2 inches)93%low
December Weather5°C (41°F)211 mm (8.3 inches)90%low

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