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December Weather in Halanzy, Belgium

Last updated: August 22, 2025

In Halanzy, Belgium, the average temperature in December hovers around 4°C (39°F). However, temperatures can dip to a chilling -5°C (23°F) at their lowest, while the peaks can reach a mild 14°C (58°F). Expect frequent rainfall, with a total precipitation of 136 mm (5.4 in) spread over 19 days of the month. The air remains quite heavy, boasting an average humidity of 93%.

December Temperature in Halanzy

In December in Halanzy, the average temperature is 4°C (39°F). The maximum can reach 14°C (58°F), while the minimum can be as low as -5°C (23°F). This makes it essential for travelers to pack warm clothing and be prepared for a range of chilly weather conditions.

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

The chart illustrates December temperature patterns in Halanzy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Halanzy, December typically has an average temperature of 4°C (39°F), with highs reaching up to 14°C (58°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec363943495564666659524239
Data source: Temperature data for Halanzy 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 Halanzy

In Halanzy in December, the precipitation amount is 136 mm (5.4 in) over the course of 19 days.

December Precipitation Trends in Halanzy

The chart displays monthly precipitation patterns in Halanzy, 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 Halanzy, December typically receives around 136 mm (5.4 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec7983884279807367708775136
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Halanzy

In Halanzy 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 Halanzy

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

In Halanzy 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 Halanzy.

Maximum UV Index Levels in Halanzy for December

The chart shows the monthly maximum UV Index (UVI) for Halanzy 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 Halanzy typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234689886421
Data source: Halanzy 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 Halanzy Compares to Other Months

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

This table compares monthly weather conditions in Halanzy, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)79 mm (3.1 inches)91%low
February Weather4°C (39°F)83 mm (3.3 inches)90%moderate
March Weather6°C (43°F)88 mm (3.4 inches)88%moderate
April Weather10°C (49°F)42 mm (1.6 inches)84%high
May Weather13°C (56°F)79 mm (3.1 inches)81%very high
June Weather18°C (64°F)80 mm (3.1 inches)82%very high
July Weather19°C (66°F)73 mm (2.9 inches)82%very high
August Weather19°C (66°F)67 mm (2.6 inches)80%very high
September Weather15°C (59°F)70 mm (2.8 inches)83%high
October Weather11°C (52°F)87 mm (3.4 inches)89%moderate
November Weather6°C (43°F)75 mm (2.9 inches)91%low
December Weather4°C (39°F)136 mm (5.4 inches)93%low

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