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December Weather in Hamar, Norway

Last updated: August 27, 2025

In December, the average temperature in Hamar, Norway hovers around -3°C (27°F), with extremes ranging from a brisk -17°C (2°F) to a mild 6°C (43°F). Expect notable precipitation of 85 mm (3.3 in) over approximately 15 days, contributing to an average humidity level of a staggering 98%. Stay prepared for a chilly and wet month ahead!

December Temperature in Hamar

In December in Hamar, the average temperature is -3°C (27°F), with maximums reaching up to 6°C (43°F) and minimums plunging as low as -17°C (2°F). Travelers should prepare for cold weather conditions and dress warmly to fully enjoy their visit.

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

The chart illustrates December temperature patterns in Hamar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hamar, December typically has an average temperature of -3°C (27°F), with highs reaching up to 6°C (43°F) and lows dropping to around -17°C (2°F).
JanFebMarAprMayJunJulAugSepOctNovDec232431384959615852423427
Data source: Temperature data for Hamar 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 Hamar

In Hamar in December, the total precipitation amount is 85 mm (3.3 in) spread over a period of 15 days.

December Precipitation Trends in Hamar

The chart displays monthly precipitation patterns in Hamar, 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 Hamar, December typically receives around 85 mm (3.3 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec49475137858084100851058585
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hamar

In Hamar in December, humidity is 98%. With an average temperature of -3°C (27°F), this humidity feels like walking through a damp fog, making every breath feel heavier and the chill slice deeper into your bones, creating a uniquely uncomfortable travel experience.

December Average Humidity in Hamar

This chart illustrates the average monthly humidity levels in Hamar, 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 Hamar is approximately 98%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec98%95%92%88%84%82%82%87%91%95%97%98%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hamar

In Hamar 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 Hamar.

Maximum UV Index Levels in Hamar for December

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

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

This table compares monthly weather conditions in Hamar, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)49 mm (1.9 inches)98%low
February Weather-4°C (25°F)47 mm (1.8 inches)95%low
March Weather0°C (31°F)51 mm (2.0 inches)92%moderate
April Weather4°C (39°F)37 mm (1.5 inches)88%moderate
May Weather9°C (49°F)85 mm (3.3 inches)84%moderate
June Weather15°C (59°F)80 mm (3.1 inches)82%high
July Weather16°C (61°F)84 mm (3.3 inches)82%high
August Weather15°C (59°F)100 mm (3.9 inches)87%moderate
September Weather11°C (52°F)85 mm (3.4 inches)91%moderate
October Weather6°C (43°F)105 mm (4.1 inches)95%low
November Weather1°C (35°F)85 mm (3.3 inches)97%low
December Weather-3°C (27°F)85 mm (3.3 inches)98%low

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