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December Weather in Rosendal, Norway

Last updated: August 27, 2025

In December, the average temperature in Rosendal, Norway hovers around 0°C (32°F), with lows plunging to -17°C (2°F) and highs reaching up to 9°C (48°F). Expect 274 mm (10.8 in) of precipitation spread over 19 days, contributing to a high average humidity of 90%. Be prepared for a chilly and wet experience!

December Temperature in Rosendal

In December in Rosendal, the average temperature is 0°C (32°F). Maximums can reach 9°C (48°F), while minimums can be as low as -17°C (2°F). Travelers should be prepared for cold weather and pack accordingly.

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

The chart illustrates December temperature patterns in Rosendal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rosendal, December typically has an average temperature of 0°C (32°F), with highs reaching up to 9°C (48°F) and lows dropping to around -17°C (2°F).
JanFebMarAprMayJunJulAugSepOctNovDec303034394755575651433732
Data source: Temperature data for Rosendal 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 Rosendal

In Rosendal in December, the precipitation amount is 274 mm (10.8 in) over the course of 19 days.

December Precipitation Trends in Rosendal

The chart displays monthly precipitation patterns in Rosendal, 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 Rosendal, December typically receives around 274 mm (10.8 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec235227239155112196198256336365263274
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rosendal

In Rosendal in December, humidity is 90%. With an average temperature of 0°C (32°F), this humidity feels like an icy grip on your skin, making the air feel heavy and damp, which can turn traveling into a chilling experience where every step is met with a bone-cold embrace.

December Average Humidity in Rosendal

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

In Rosendal 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 Rosendal.

Maximum UV Index Levels in Rosendal for December

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

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

This table compares monthly weather conditions in Rosendal, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)235 mm (9.3 inches)92%low
February Weather-1°C (30°F)227 mm (8.9 inches)90%low
March Weather1°C (34°F)239 mm (9.4 inches)90%moderate
April Weather4°C (40°F)155 mm (6.1 inches)87%moderate
May Weather8°C (47°F)112 mm (4.4 inches)84%moderate
June Weather13°C (55°F)196 mm (7.7 inches)81%high
July Weather14°C (58°F)198 mm (7.8 inches)86%high
August Weather13°C (56°F)256 mm (10.1 inches)87%moderate
September Weather11°C (51°F)336 mm (13.2 inches)90%moderate
October Weather6°C (44°F)365 mm (14.4 inches)92%low
November Weather3°C (37°F)263 mm (10.3 inches)93%low
December Weather0°C (32°F)274 mm (10.8 inches)90%low

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