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December Weather in Rettenstein, Austria

Last updated: August 22, 2025

In December, the average temperature in Rettenstein, Austria hovers around -5°C (24°F). Expect chilly days, with temperatures dipping as low as -20°C (-4°F) and peaking at 6°C (43°F). Additionally, be prepared for 146 mm (5.7 in) of precipitation spread over approximately 19 days, contributing to a high average humidity of 89%. Stay warm and dry!

December Temperature in Rettenstein

In December in Rettenstein, the average temperature is -5°C (24°F), with maximums reaching 6°C (43°F) and minimums dropping as low as -20°C (-4°F). Travelers should be prepared for cold conditions and dress warmly when visiting during this time.

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

The chart illustrates December temperature patterns in Rettenstein, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rettenstein, December typically has an average temperature of -5°C (24°F), with highs reaching up to 6°C (43°F) and lows dropping to around -20°C (-4°F).
JanFebMarAprMayJunJulAugSepOctNovDec212530384555565749413224
Data source: Temperature data for Rettenstein 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 Rettenstein

In Rettenstein in December, the precipitation amount is 146 mm (5.7 in) spread over the course of 19 days.

December Precipitation Trends in Rettenstein

The chart displays monthly precipitation patterns in Rettenstein, 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 Rettenstein, December typically receives around 146 mm (5.7 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec958910091176135167206151124116146
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rettenstein

In Rettenstein in December humidity is 89%. With an average temperature of -5°C (24°F), this humidity feels like an uncomfortable chill enveloping you, making outdoor activities less enjoyable and requiring extra layers to stay warm while battling the dampness in the air.

December Average Humidity in Rettenstein

This chart illustrates the average monthly humidity levels in Rettenstein, 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 Rettenstein is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%87%82%79%74%75%74%69%74%88%90%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rettenstein

In Rettenstein in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Rettenstein, you can visit Hourly UV Index in Rettenstein.

Maximum UV Index Levels in Rettenstein for December

The chart shows the monthly maximum UV Index (UVI) for Rettenstein 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 Rettenstein typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689101097532
Data source: Rettenstein 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 Rettenstein Compares to Other Months

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

This table compares monthly weather conditions in Rettenstein, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)95 mm (3.7 inches)91%low
February Weather-4°C (26°F)89 mm (3.5 inches)87%moderate
March Weather-1°C (31°F)100 mm (3.9 inches)82%high
April Weather3°C (38°F)90 mm (3.6 inches)79%very high
May Weather7°C (45°F)176 mm (6.9 inches)74%very high
June Weather13°C (56°F)135 mm (5.3 inches)75%very high
July Weather14°C (57°F)167 mm (6.6 inches)74%very high
August Weather14°C (57°F)206 mm (8.1 inches)68%very high
September Weather9°C (49°F)151 mm (5.9 inches)74%high
October Weather5°C (42°F)124 mm (4.9 inches)88%moderate
November Weather0°C (33°F)116 mm (4.6 inches)90%moderate
December Weather-5°C (24°F)146 mm (5.7 inches)89%low

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