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December Weather in Rognan, Norway

Last updated: August 27, 2025

In Rognan, Norway, December, the average temperature hovers around -6°C (22°F). Expect chilly days, with temperatures dipping as low as -25°C (-14°F) and peaking at 5°C (42°F). This month also brings notable precipitation, totaling 96 mm (3.8 in) over approximately 15 days. With an average humidity level of a staggering 98%, don't forget to prepare for a cold and damp atmosphere!

December Temperature in Rognan

In December in Rognan, the average temperature is -6°C (22°F), with maximums reaching up to 5°C (42°F) and minimums plummeting as low as -25°C (-14°F). Travelers should be prepared for cold weather and pack accordingly for their visit.

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

The chart illustrates December temperature patterns in Rognan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rognan, December typically has an average temperature of -6°C (22°F), with highs reaching up to 5°C (42°F) and lows dropping to around -25°C (-14°F).
JanFebMarAprMayJunJulAugSepOctNovDec191823303849555244352722
Data source: Temperature data for Rognan 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 Rognan

In Rognan in December, the precipitation amount is 96 mm (3.8 in) over the course of 15 days.

December Precipitation Trends in Rognan

The chart displays monthly precipitation patterns in Rognan, 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 Rognan, December typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec1361121651088212313214213711510496
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rognan

In Rognan in December, humidity is 98%. With an average temperature of -6°C (22°F), this humidity feels like an icy chill that seeps into your bones, making travel feel like an endurance test as each breath hangs visibly in the cold air, creating a unique but challenging atmosphere for exploration.

December Average Humidity in Rognan

This chart illustrates the average monthly humidity levels in Rognan, 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 Rognan is approximately 98%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec98%96%93%91%84%81%85%89%93%95%95%98%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rognan

In Rognan 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 Rognan.

Maximum UV Index Levels in Rognan for December

The chart shows the monthly maximum UV Index (UVI) for Rognan 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 Rognan typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec112456643111
Data source: Rognan 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 Rognan Compares to Other Months

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

This table compares monthly weather conditions in Rognan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (19°F)136 mm (5.4 inches)98%low
February Weather-8°C (18°F)112 mm (4.4 inches)96%low
March Weather-5°C (23°F)165 mm (6.5 inches)93%low
April Weather-1°C (30°F)108 mm (4.3 inches)91%moderate
May Weather3°C (39°F)82 mm (3.2 inches)84%moderate
June Weather9°C (49°F)123 mm (4.8 inches)81%high
July Weather13°C (55°F)132 mm (5.2 inches)85%high
August Weather11°C (52°F)142 mm (5.6 inches)89%moderate
September Weather7°C (45°F)136 mm (5.4 inches)93%moderate
October Weather2°C (35°F)115 mm (4.5 inches)95%low
November Weather-3°C (27°F)103 mm (4.1 inches)95%low
December Weather-6°C (22°F)96 mm (3.8 inches)98%low

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