nomadseason

December Weather in Sinaai, Belgium

Last updated: August 22, 2025

In December, the average temperature in Sinaai, Belgium hovers around 6°C (43°F), with a minimum of -4°C (26°F) and a maximum of 14°C (58°F). Expect 91 mm (3.6 in) of precipitation spread over approximately 17 days, contributing to an impressive average humidity of 92%. Prepare for cool, damp days—perfect for cozy indoor activities!

December Temperature in Sinaai

In December in Sinaai, the average temperature is 6°C (43°F), with maximums reaching 14°C (58°F) and minimums dropping to as low as -4°C (26°F). It's advisable to pack layers to stay comfortable while exploring the area.

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

The chart illustrates December temperature patterns in Sinaai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sinaai, December typically has an average temperature of 6°C (43°F), with highs reaching up to 14°C (58°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec404245505764666660554643
Data source: Temperature data for Sinaai generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Sinaai

In Sinaai in December, the precipitation amount is 91 mm (3.6 in) over the course of 17 days.

December Precipitation Trends in Sinaai

The chart displays monthly precipitation patterns in Sinaai, 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 Sinaai, December typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec626468406368717557845491
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Sinaai

In Sinaai in December humidity is 92%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps through your clothes, making outdoor activities uncomfortable and requiring extra layers for warmth while navigating the slick streets.

December Average Humidity in Sinaai

This chart illustrates the average monthly humidity levels in Sinaai, 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 Sinaai is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sinaai

In Sinaai 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 Sinaai.

Maximum UV Index Levels in Sinaai for December

The chart shows the monthly maximum UV Index (UVI) for Sinaai 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 Sinaai typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Sinaai 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 Sinaai Compares to Other Months

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

This table compares monthly weather conditions in Sinaai, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (40°F)62 mm (2.5 inches)91%low
February Weather6°C (42°F)64 mm (2.5 inches)89%low
March Weather7°C (46°F)68 mm (2.7 inches)87%moderate
April Weather10°C (51°F)40 mm (1.6 inches)85%moderate
May Weather14°C (57°F)63 mm (2.5 inches)82%high
June Weather18°C (65°F)68 mm (2.7 inches)82%very high
July Weather19°C (66°F)71 mm (2.8 inches)80%very high
August Weather19°C (66°F)75 mm (3.0 inches)76%high
September Weather16°C (60°F)57 mm (2.2 inches)82%moderate
October Weather13°C (55°F)84 mm (3.3 inches)89%moderate
November Weather8°C (46°F)54 mm (2.1 inches)92%low
December Weather6°C (43°F)91 mm (3.6 inches)92%low

Compare Sinaai's Climate with Cities Worldwide