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December Weather in Cul-des-Sarts, Belgium

Last updated: August 22, 2025

In December, the average temperature in Cul-des-Sarts, Belgium hovers around 4°C (40°F). Expect a chilling minimum of -4°C (25°F), while the maximum can reach a mild 14°C (57°F). With an average precipitation of 130 mm (5.1 in) spread over 19 days, you might want to keep an umbrella handy. To top it off, the air will feel notably humid with an average humidity of 93%.

December Temperature in Cul-des-Sarts

In December in Cul-des-Sarts, the average temperature is 4°C (40°F), with maximums reaching up to 14°C (57°F) and minimums dropping as low as -4°C (25°F). Travelers should pack accordingly, as conditions can vary significantly throughout the day.

December Weather in Cul-des-Sarts: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Cul-des-Sarts, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cul-des-Sarts, December typically has an average temperature of 4°C (40°F), with highs reaching up to 14°C (57°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec374043495563656458524340
Data source: Temperature data for Cul-des-Sarts 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 Cul-des-Sarts

In Cul-des-Sarts in December, the total precipitation amount is 130 mm (5.1 in), occurring over a span of 19 days.

December Precipitation Trends in Cul-des-Sarts

The chart displays monthly precipitation patterns in Cul-des-Sarts, 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 Cul-des-Sarts, December typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec83849349797976876810073130
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cul-des-Sarts

In Cul-des-Sarts in December, humidity is 93%. With an average temperature of 4°C (40°F), this humidity feels like a cold, damp blanket wrapping around you, making travel uncomfortable and requiring extra layers to stay warm, as every step can feel heavy in the thick, moisture-laden air.

December Average Humidity in Cul-des-Sarts

This chart illustrates the average monthly humidity levels in Cul-des-Sarts, 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 Cul-des-Sarts is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%84%83%83%80%76%81%88%92%93%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Cul-des-Sarts

In Cul-des-Sarts 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 Cul-des-Sarts.

Maximum UV Index Levels in Cul-des-Sarts for December

The chart shows the monthly maximum UV Index (UVI) for Cul-des-Sarts 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 Cul-des-Sarts typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234688875421
Data source: Cul-des-Sarts 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 Cul-des-Sarts Compares to Other Months

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

This table compares monthly weather conditions in Cul-des-Sarts, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)83 mm (3.3 inches)91%low
February Weather4°C (40°F)84 mm (3.3 inches)89%moderate
March Weather6°C (44°F)93 mm (3.7 inches)86%moderate
April Weather9°C (49°F)49 mm (1.9 inches)84%high
May Weather13°C (55°F)79 mm (3.1 inches)82%very high
June Weather17°C (63°F)78 mm (3.1 inches)82%very high
July Weather18°C (65°F)76 mm (3.0 inches)80%very high
August Weather18°C (65°F)87 mm (3.4 inches)76%high
September Weather15°C (59°F)68 mm (2.7 inches)81%moderate
October Weather11°C (52°F)100 mm (3.9 inches)88%moderate
November Weather6°C (43°F)73 mm (2.9 inches)92%low
December Weather4°C (40°F)130 mm (5.1 inches)93%low

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