Weather in België in december
Country-wide climate normals across 15 cities in België.
How Hot Is België in december?
Cool, consistent weather everywhere: België averages 8°C in December, with Brussels representative.
Sunshine in België in december
Persistent cloud and grey skies define België's December: about 1.5h of sun a day in Brussels. Daylight is in short supply too, running from 8:35 am to 4:40 pm, and most regions of the country see similar overcast conditions. Bright stretches are uncommon and brief.
Does It Rain In België In december?
Moderate rainfall defines België's December: Brussels averages 78mm across 14 days. Some regions see meaningfully wetter weather, especially coastal or mountain-facing areas, while continental interiors tend toward the drier end of the spectrum.
Is België Humid In december?
België is enveloped in tropical-thick humidity through December: Brussels averages 84%, and most of the country tracks similarly. The constant moisture makes warm temperatures feel substantially hotter, and even nights bring limited cooling. Light cotton clothing is essential.
Wind In België In december
België sees consistent breezes in December — averaging 24 kph in Brussels, with similar windy conditions across most regions. Coastal and exposed inland cities often see considerably more, especially in the afternoons. Wind-sensitive plans should factor this in.
Cloud Cover In België In december
Cloudy skies dominate België in December — 74% cover in Brussels, with similar overcast conditions in most regions. Direct sun is patchy and broken; expect grey stretches between brief bright moments. Coastal areas may be heavier than inland.