Portugal in September

Europe Updated 2026-07-01

Arguably the best month in the whole country: the sea is at its warmest, the Douro is picking, and the crowds go home mid-month.

Is September a good time to visit Portugal?

September sits mid-range in Portugal — around 78/100 nationally. January is noticeably calmer.

Book things to do

Portugal: tours and tickets in Lisbon, Porto, from our booking partner.

Lisbon Free Walking Tour

4.9(19486)3h

Porto Free Walking Tour

4.8(11473)2h30

Free Walking Tour of Alfama

4.8(4242)2h30

Ribeira District Free Tour

4.8(1052)2h30

Free Walking Tour of Belem

4.8(2387)2h30

See all activities in Lisbon

What closes and what fills up in September

Schools return in the middle of the month
Douro grape harvest (vindima)

Portugal city by city in September

The same month can feel very different depending where you are.

City	Crowd	High	Wet days
Lisbon	78	26°C	4
Porto	78	24°C	7

More tours and tickets

More options from our booking partner.

Free cancellation

Sintra, Cabo da Roca, Cascais, Pena Palace & Quinta da Regaleira

4.7(7243)9h

from€89

Free cancellation

Braga & Guimarães Day Trip

4.5(3672)9h

from€47

Free cancellation

Day Trip to Sintra and Cascais + Palacio da Pena

4.7(4839)8h

from€79

How September compares across the year

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Frequently asked questions

Is September a good month to visit Portugal?

September sits mid-range in Portugal — around 78/100 nationally. January is noticeably calmer.

How busy is Portugal in September?

Averaged across the destinations we track, Portugal sits near 78/100 in September. The calmest of them is Lisbon.

What is the weather like in Portugal in September?

Expect average highs near 25°C and lows near 16°C, with roughly 6 wet days — though Portugal varies by region.

Other months in Portugal

Jan 39 Feb 41 Mar 51 Apr 63 May 71 Jun 81 Jul 88 Aug 88 Sep 78 Oct 63 Nov 45 Dec 49

Portugal Best places to visit in September