Weather in Andorre in septembre
Country-wide climate normals across 15 cities in Andorre.
How Hot Is Andorre in septembre?
Andorre's small geographic footprint means September is uniformly mild — typical 15°C highs nationwide.
Sunshine in Andorre in septembre
Sun and cloud trade off across Andorre in September: Andorra la Vella averages 4.0h of direct sun a day, with daylight from 7:35 am to 8:00 pm. Conditions vary day to day, with bright spells interrupted by cloudy stretches. Most regions of the country see a similar mixed pattern, though some areas may lean drier or wetter than the national average.
Does It Rain In Andorre In septembre?
Andorre sees moderate rainfall in September — Andorra la Vella averages 67mm across 11 days, with notable regional variation. Coastal cities often see more rain than the inland average, while drier regions see less. The country's September weather mixes sunny stretches with regular shower spells.
Is Andorre Humid In septembre?
Mugginess defines Andorre's September: humidity averages 72% in Andorra la Vella, and the air feels noticeably heavy across most regions. Sweat sits on the skin longer than it would in drier conditions, and overnight relief is limited. Pack light, breathable fabrics.
Wind In Andorre In septembre
Winds are light across Andorre in September — averaging 10 kph in Andorra la Vella, with mostly still air across the country. Outdoor activity is comfortable; sailing and similar wind-dependent sports may struggle. The pattern is consistent in most regions.
Cloud Cover In Andorre In septembre
Cloudy skies dominate Andorre in September — 58% cover in Andorra la Vella, 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.