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December Weather in Sandnes, Norway

Last updated: August 27, 2025

In December, the average temperature in Sandnes, Norway hovers around 5°C (41°F). Expect chilly days with minimums plunging to -4°C (25°F) and maximums barely reaching 10°C (50°F). Rainy weather is common, delivering about 202 mm (8.0 in) of precipitation over 21 days. With an average humidity of a steamy 90%, it’s wise to prepare for a damp and cool experience.

December Temperature in Sandnes

In December in Sandnes, the average temperature is 5°C (41°F). Maximums can reach 10°C (50°F), while minimums can drop as low as -4°C (25°F). This chilly climate makes it essential to pack warm clothing if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Sandnes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sandnes, December typically has an average temperature of 5°C (41°F), with highs reaching up to 10°C (50°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec393739434956585955504540
Data source: Temperature data for Sandnes 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 Sandnes

In Sandnes in December, the precipitation amount is 202 mm (8.0 in) spread over 21 days.

December Precipitation Trends in Sandnes

The chart displays monthly precipitation patterns in Sandnes, 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 Sandnes, December typically receives around 202 mm (8.0 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec1551571437582112125193227315228202
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sandnes

In Sandnes 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 Sandnes

This chart illustrates the average monthly humidity levels in Sandnes, 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 Sandnes 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 Sandnes

In Sandnes 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 Sandnes.

Maximum UV Index Levels in Sandnes for December

The chart shows the monthly maximum UV Index (UVI) for Sandnes 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 Sandnes typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113467754211
Data source: Sandnes 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 Sandnes Compares to Other Months

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

This table compares monthly weather conditions in Sandnes, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)155 mm (6.1 inches)92%low
February Weather3°C (37°F)157 mm (6.2 inches)90%low
March Weather4°C (39°F)143 mm (5.6 inches)90%moderate
April Weather6°C (43°F)75 mm (3.0 inches)87%moderate
May Weather9°C (49°F)82 mm (3.2 inches)84%high
June Weather13°C (56°F)112 mm (4.4 inches)81%high
July Weather15°C (58°F)124 mm (4.9 inches)86%high
August Weather15°C (60°F)193 mm (7.6 inches)87%moderate
September Weather13°C (56°F)227 mm (8.9 inches)90%moderate
October Weather10°C (50°F)314 mm (12.4 inches)92%low
November Weather7°C (45°F)228 mm (9.0 inches)93%low
December Weather5°C (41°F)202 mm (8.0 inches)90%low

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