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December Weather in Mehamn, Norway

Last updated: August 27, 2025

In December, the average temperature in Mehamn, Norway is around -2°C (28°F), with a minimum dipping to -13°C (9°F) and a maximum reaching 5°C (42°F). During this period, expect 64 mm (2.5 in) of precipitation spread over 15 days, contributing to a humid atmosphere with an average humidity of 89%.

December Temperature in Mehamn

In December in Mehamn, the average temperature is -2°C (28°F). Maximum temperatures can reach 5°C (42°F), while minimum temperatures can drop to as low as -13°C (9°F). Be sure to dress warmly if you're planning to travel during this chilly month!

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

The chart illustrates December temperature patterns in Mehamn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mehamn, December typically has an average temperature of -2°C (28°F), with highs reaching up to 5°C (42°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec252327323845515046383228
Data source: Temperature data for Mehamn 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 Mehamn

In Mehamn in December, the precipitation amount is 64 mm (2.5 in), occurring over the span of 15 days.

December Precipitation Trends in Mehamn

The chart displays monthly precipitation patterns in Mehamn, 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 Mehamn, December typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec696191717572788677768664
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mehamn

In Mehamn in December, humidity is 89%. With an average temperature of -2°C (28°F), this humidity feels like a heavy blanket, making it difficult to stay warm while traveling outdoors.

December Average Humidity in Mehamn

This chart illustrates the average monthly humidity levels in Mehamn, 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 Mehamn is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%86%81%85%88%89%90%89%89%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mehamn

In Mehamn in December, the maximum UV index is 0, which corresponds to a low Exposure Category. The time to burn is approximately 45 minutes. For detailed information, you can check the Hourly UV Index in Mehamn.

Maximum UV Index Levels in Mehamn for December

The chart shows the monthly maximum UV Index (UVI) for Mehamn 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 Mehamn typically reaches 0, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111244542110
Data source: Mehamn 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 Mehamn Compares to Other Months

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

This table compares monthly weather conditions in Mehamn, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)69 mm (2.7 inches)92%low
February Weather-5°C (24°F)61 mm (2.4 inches)90%low
March Weather-3°C (27°F)91 mm (3.6 inches)87%low
April Weather0°C (32°F)71 mm (2.8 inches)85%low
May Weather3°C (38°F)75 mm (2.9 inches)81%moderate
June Weather7°C (45°F)72 mm (2.8 inches)85%moderate
July Weather11°C (51°F)78 mm (3.1 inches)88%moderate
August Weather10°C (51°F)86 mm (3.4 inches)89%moderate
September Weather8°C (47°F)77 mm (3.0 inches)90%low
October Weather3°C (38°F)76 mm (3.0 inches)89%low
November Weather0°C (32°F)86 mm (3.4 inches)89%low
December Weather-2°C (28°F)64 mm (2.5 inches)89%low

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