Weather in Belgium in Mei
Country-wide climate normals across 15 cities in Belgium.
How Hot Is Belgium in Mei?
Mild conditions are universal across Belgium in May: highs near 18°C in Brussels, similar elsewhere.
Sunshine in Belgium in Mei
Belgium's May brings mixed skies — Brussels averages 3.4h of sun, with similar conditions nationwide. Cloudy periods alternate with sunny stretches, and the sun is up between 5:50 am and 9:25 pm. Plan for variability rather than guaranteed sunshine.
Does It Rain In Belgium In Mei?
Typical May rainfall covers Belgium: about 68mm in Brussels across 12 days, with wetter conditions in coastal regions and drier conditions inland. Expect showers about half the days, but extended dry stretches between them. The pattern is variable but predictable.
Is Belgium Humid In Mei?
Belgium is enveloped in tropical-thick humidity through May: Brussels averages 76%, 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 Belgium In Mei
Gentle steady winds define Belgium's May: Brussels averages 19 kph, with conditions consistent across most regions. The breeze keeps warm days bearable without being a nuisance.
Cloud Cover In Belgium In Mei
Belgium sees mostly cloudy weather through May: Brussels averages 68% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.