December Weather in Asker, Norway

Last updated: August 27, 2025

In Asker, Norway, the average temperature in December hovers around -1°C (30°F), with extremes ranging from a chilly -14°C (6°F) to a mild 8°C (47°F). During this month, expect 107 mm (4.2 in) of precipitation spread over 16 days, leading to a damp atmosphere with an average humidity of 93%.

December Temperature in Asker

In December in Asker, the average temperature is -1°C (30°F). The maximum can reach 8°C (47°F), and the minimum can be as low as -14°C (6°F). Be prepared for cold weather and pack accordingly if you're planning to travel during this time!

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

The chart illustrates December temperature patterns in Asker, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Asker, December typically has an average temperature of -1°C (30°F), with highs reaching up to 8°C (47°F) and lows dropping to around -14°C (6°F).
JanFebMarAprMayJunJulAugSepOctNovDec282934425261646155463730
Data source: Temperature data for Asker 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 Asker

In Asker in December, the precipitation amount reaches 107 mm (4.2 in) during a span of 16 days.

December Precipitation Trends in Asker

The chart displays monthly precipitation patterns in Asker, 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 Asker, December typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec6066663781849387106128103107
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Asker

In Asker in December humidity is 93%. With average temperature -1°C (30°F), this humidity feels like an icy blanket wrapping around you, making every step outside a challenge for travelers. The damp chill seeps into your bones, and even a short stroll can feel exhausting when the air clings closely, creating an almost surreal experience that dampens spirits and slows down every adventure.

December Average Humidity in Asker

This chart illustrates the average monthly humidity levels in Asker, 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 Asker is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%92%89%82%73%71%72%77%86%92%93%93%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Asker

In Asker 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 Asker.

Maximum UV Index Levels in Asker for December

The chart shows the monthly maximum UV Index (UVI) for Asker 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 Asker typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Asker 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 Asker Compares to Other Months

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

This table compares monthly weather conditions in Asker, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)60 mm (2.4 inches)94%low
February Weather-2°C (29°F)66 mm (2.6 inches)92%low
March Weather1°C (34°F)66 mm (2.6 inches)89%moderate
April Weather6°C (43°F)36 mm (1.4 inches)82%moderate
May Weather11°C (52°F)81 mm (3.2 inches)73%moderate
June Weather16°C (62°F)84 mm (3.3 inches)71%high
July Weather18°C (65°F)93 mm (3.7 inches)72%high
August Weather16°C (62°F)87 mm (3.4 inches)77%moderate
September Weather13°C (55°F)106 mm (4.2 inches)86%moderate
October Weather8°C (46°F)128 mm (5.0 inches)92%low
November Weather3°C (38°F)103 mm (4.1 inches)93%low
December Weather-1°C (30°F)107 mm (4.2 inches)93%low

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