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December Weather in Bertrix, Belgium

Last updated: August 22, 2025

In December, the average temperature in Bertrix, Belgium hovers around 4°C (39°F), with a minimum dip to -5°C (23°F) and a maximum reaching 14°C (57°F). Prepare for a wet month, as precipitation totals 151 mm (5.9 in) over approximately 20 days. With an average humidity of 93%, it’s best to keep an umbrella handy and dress warmly!

December Temperature in Bertrix

In December in Bertrix, the average temperature is 4°C (39°F). The maximum can reach 14°C (57°F), and the minimum can be as low as -5°C (23°F). It's a good idea to pack warm layers and prepare for varying weather conditions while traveling to Bertrix.

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

The chart illustrates December temperature patterns in Bertrix, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bertrix, December typically has an average temperature of 4°C (39°F), with highs reaching up to 14°C (57°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec353943485563656458514238
Data source: Temperature data for Bertrix 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 Bertrix

In Bertrix in December, the precipitation amount is 151 mm (5.9 in) over a span of 20 days.

December Precipitation Trends in Bertrix

The chart displays monthly precipitation patterns in Bertrix, 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 Bertrix, December typically receives around 151 mm (5.9 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec95921054680807372739881151
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Bertrix

In Bertrix in December, humidity is 93%. With an average temperature of 4°C (39°F), this humidity feels like a damp, chilly blanket that clings to your skin, making outdoor exploration uncomfortable and necessitating extra layers to stay warm and dry.

December Average Humidity in Bertrix

This chart illustrates the average monthly humidity levels in Bertrix, 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 Bertrix is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%88%84%81%82%82%80%83%89%91%93%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Bertrix

In Bertrix 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 Bertrix.

Maximum UV Index Levels in Bertrix for December

The chart shows the monthly maximum UV Index (UVI) for Bertrix 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 Bertrix typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234688886421
Data source: Bertrix 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 Bertrix Compares to Other Months

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

This table compares monthly weather conditions in Bertrix, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)95 mm (3.7 inches)91%low
February Weather4°C (39°F)92 mm (3.6 inches)90%moderate
March Weather6°C (43°F)104 mm (4.1 inches)88%moderate
April Weather9°C (49°F)46 mm (1.8 inches)84%high
May Weather13°C (55°F)80 mm (3.1 inches)81%very high
June Weather17°C (63°F)80 mm (3.1 inches)82%very high
July Weather18°C (65°F)73 mm (2.9 inches)82%very high
August Weather18°C (65°F)72 mm (2.9 inches)80%very high
September Weather14°C (58°F)73 mm (2.9 inches)83%high
October Weather10°C (51°F)98 mm (3.9 inches)89%moderate
November Weather5°C (42°F)81 mm (3.2 inches)91%low
December Weather4°C (39°F)151 mm (5.9 inches)93%low

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