Weather in Portugal in september
Country-wide climate normals across 15 cities in Portugal.
How Hot Is Portugal in september?
Uniform warmth covers Portugal in September: highs near 25°C across all cities.
Sunshine in Portugal in september
Portugal's September brings reliable sunshine — Lisbon sees about 6.8h of sun a day, with conditions mostly bright across the country. The sun is up from 7:20 am to 7:45 pm, with cloud cover trading off with clear stretches in a typical pattern.
Does It Rain In Portugal In september?
Portugal sees moderate rainfall in September — Lisbon averages 40mm across 4 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 Portugal Humid In september?
Portugal's September is humid — 68% on average in Lisbon, with similar muggy conditions in most regions. Afternoons feel sticky, especially after rain, and the moisture amplifies warm-day temperatures noticeably. Coastal cities see the highest readings.
Wind In Portugal In september
Breezy conditions cover Portugal's September: Lisbon sits at 20 kph on average, with the country as a whole feeling windy through the day. Afternoon winds pick up across most cities, and coastal regions often run significantly higher.
Cloud Cover In Portugal In september
Portugal's September brings sun-and-cloud weather: Lisbon sees 38% cloud cover on average, with similar patterns nationwide. Bright periods and cloudy ones trade off through the day, with no single dominant condition.