Weather in Luxemburg in september
Country-wide climate normals across 15 cities in Luxemburg.
How Hot Is Luxemburg in september?
Luxemburg's small geographic footprint means September is uniformly mild — typical 19°C highs nationwide.
Sunshine in Luxemburg in september
Luxemburg's September brings mixed skies — Luxembourg averages 4.2h of sun, with similar conditions nationwide. Cloudy periods alternate with sunny stretches, and the sun is up between 7:10 am and 7:45 pm. Plan for variability rather than guaranteed sunshine.
Does It Rain In Luxemburg In september?
Moderate rainfall defines Luxemburg's September: Luxembourg averages 73mm across 10 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 Luxemburg Humid In september?
Heavy oppressive humidity covers Luxemburg in September: 76% on average in Luxembourg, and similar saturating conditions exist nationwide. The air feels thick and heavy from sunrise to sundown, with little overnight respite. Coastal and tropical regions feel especially stifling.
Wind In Luxemburg In september
Gentle steady winds define Luxemburg's September: Luxembourg averages 16 kph, with conditions consistent across most regions. The breeze keeps warm days bearable without being a nuisance.
Cloud Cover In Luxemburg In september
Luxemburg sees mostly cloudy weather through September: Luxembourg averages 57% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.