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Rooftop view over the Alfama district toward the Tagus, Lisbon

Lisbon

Portugal

Atlantic light, steep streets and a long shoulder season

Photo: Dale Cruse · CC BY 4.0 via Wikimedia Commons

Lisbon works almost year-round. The sweet spot is spring and autumn, when it is warm enough for the miradouros and the beaches at Cascais without August's heat and prices.

12-month view

Season calendar

JanuaryQuiet season

Cool, wet winter. Lowest prices of the year; many rooftop venues closed.

Busy seasonSweet spotQuiet seasonEngland & Wales school holiday, typical price premium

Premiums are indicative ranges versus the surrounding non-holiday weeks. Tap or click any month for the exact dates. Term dates vary slightly by council; see our data sources.

Our verdict

Late September to mid-October is the best-value window: warm sea, thinning crowds and a sharp drop in prices from August. May is the runner-up if you want spring light and don't mind cooler water.

Right now

Is it a good time to go?

Great timing — this is the sweet spot
Typically 25–40% cheaper than peak. Good weather, thinner crowds, prices have dropped.
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How the year plays out

Seasons explained

Lisbon's climate is Atlantic rather than Mediterranean: summers are hot but tempered by sea breezes, winters are mild and wet rather than cold. Peak season runs June to August, when the city fills for the Santo António festivities in mid-June and the school-holiday rush that follows. Hotel rates and flight prices from the UK climb steadily through July and top out in August.

The two shoulder windows are the real story. April to early June brings warm, dry days, jacaranda in bloom and a sea that is just about swimmable by late May. September and October are arguably better still: the Atlantic is at its warmest, the crowds thin sharply after the first week of September, and prices drop well before the weather does. November to March is off-season. Expect rain in bursts, but also the year's lowest fares, quiet museums and a city that feels lived-in rather than visited.

For UK families

Lisbon in the school holidays

October half term is Lisbon's strongest school-holiday window for UK families: daytime highs are still in the low twenties, the sea is warmer than in June, and although half-term flights carry a premium, the city's own demand has eased. Easter is a good second choice, with mild weather and Lisbon's Holy Week processions, though Easter weekend itself lifts hotel rates. The summer holidays coincide with Lisbon's peak; if you must go in August, look at the Cascais and Sintra coast rather than the city centre. February half term is quiet and cheap but expect showers.

Choose your region on the season calendar above to see the exact term dates and typical premium for each break.

Historical data

Typical temperatures

Monthly temperature: average daily low, high, and midpoint
MonthAverage lowAverage highAverage
Jan9.3°C15.4°C12.4°C
Feb10.4°C16.8°C13.6°C
Mar11.1°C18°C14.6°C
Apr13°C20.9°C16.9°C
May15.6°C24.2°C19.9°C
Jun17.2°C25.8°C21.5°C
Jul18.6°C28°C23.3°C
Aug19°C28.9°C23.9°C
Sep18.1°C26.7°C22.4°C
Oct16.5°C23.9°C20.2°C
Nov12.7°C18.3°C15.5°C
Dec10.5°C15.9°C13.2°C
Min/Max rangeAverage

Ten-year monthly averages of daily highs and lows from the Lisboa / Geof weather station (0.9 km away), via Meteostat. Window 20162026.

Chance of rain

Average number of rainy days per month
MonthRainy days
Jan7.2
Feb7.2
Mar7.6
Apr7.7
May2.5
Jun2.7
Jul0.2
Aug1.4
Sep3.1
Oct7
Nov9.2
Dec8.7

Average number of days per month with at least 1mm of rainfall. From the Lisboa / Geof weather station (0.9 km away), via Meteostat. Window 20162026.

Quick answers

Frequently asked

When is the best time to visit Lisbon?
Late September to mid-October is the best-value window: warm sea, thinning crowds and a sharp drop in prices from August. May is the runner-up if you want spring light and don't mind cooler water.
When is Lisbon most expensive?
Our price index puts June to August at the top of the year for Lisbon. The cheapest months on the same index are January, February and November. The season calendar above shows the month-by-month picture, with UK school holiday premiums marked.
Is Lisbon a good choice for the UK school holidays?
October half term is Lisbon's strongest school-holiday window for UK families: daytime highs are still in the low twenties, the sea is warmer than in June, and although half-term flights carry a premium, the city's own demand has eased. Easter is a good second choice, with mild weather and Lisbon's Holy Week processions, though Easter weekend itself lifts hotel rates. The summer holidays coincide with Lisbon's peak; if you must go in August, look at the Cascais and Sintra coast rather than the city centre. February half term is quiet and cheap but expect showers.
Does it rain a lot in Lisbon?
On average, Lisbon sees the fewest rainy days in July (around 0 days with rain) and the most in November (around 9 days). See the rainfall chart above for the full year, and our data sources page for how this is measured.
Are there festivals or events that affect prices in Lisbon?
Yes — Lisbon hosts Festas de Lisboa (Santo Antonio) in June, which can push prices above the usual seasonal pattern that month. Exact dates vary by year; check the season calendar above and confirm against the event's own listing before booking.

Keep exploring

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You've seen the season calendar, the verdict and the temperatures — here's the fastest way to check live prices.

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