By Harry Nara · Last updated
Choose Your Season
Broader overviews covering weather patterns, events, and highlights across an entire season.
Plan by Month
Each month at a glance — temperature, crowds, and one click to the full guide.
Events & Festivals
Dates, where to watch, and what each one actually costs.
Sun, Rather Than Heat
Lisbon is the sunniest capital in Europe, and the distinction that matters is that this is not the same as being the hottest. The Atlantic sits close enough to moderate the summer, so July and August are warm and breezy where the inland Iberian cities are punishing. It is why the summer here is usable in a way that a Seville or a Madrid summer is not.
Spring and Early Summer
March to May runs mild, the first beach days at Cascais arrive in late May, and the jacarandas turn Avenida Dom Carlos I and Praça do Príncipe Real purple in the second half of the month. June is the month the city gives itself over to the Santos Populares, peaking with Santo António on the twelfth and thirteenth, when Alfama becomes an open-air sardine and fado party.
September Is the Quiet Trick
The sea off the Lisbon coast is at its warmest in September, at 20 to 21°C, which is after the August crush has gone and while the city is fully back at work. August is the busiest month of the Lisbon year and the one with the most visitors and the fewest locals; September is the same weather with the balance restored.
Autumn and Winter Are Genuinely Mild
October brings the grape harvest across the Setúbal peninsula, November carries Web Summit and the São Martinho chestnut tradition on the eleventh, and the winter sits at 8 to 16°C, which is one of the mildest capital-city winters in Europe. January and February are the lowest-priced months of the year outside the New Year spike, and it rains more, which is the honest trade.
Our Lisbon Guides
Alfama, Bairro Alto, Belém and the rest each have a month when they are at their best and a month when they are simply full. Sixteen guides and five event pages say which is which.