Lisbon weather in May
“The kind of pleasant weather you build a trip around.”
Roughly 5 rainy days across the month, on average.
May is one of Lisbon's finest months. Expect warm, pleasant days averaging 22.8°C (73°F) with cooler mornings around 14.5°C (58°F). You'll enjoy over 12 hours of sunshine daily and minimal rain—just 37.8mm spread across about 4-5 days. The Atlantic breeze keeps humidity comfortable, making it ideal for walking the city's hillside neighborhoods and riverside promenades.
This is peak spring festival season in Lisbon. Santo António celebrations light up the city in mid-May with street parties, grilled sardines, and traditional music. Tourist crowds are building but haven't reached summer peaks yet. The city feels vibrant without overwhelming crowds, and locals are out enjoying terraces and outdoor markets.
For 2026, May offers the sweet spot between shoulder season prices and summer crowds. Pack layers since mornings are cool, but you'll shed them by afternoon. Rain is unlikely but bring a compact umbrella just in case. Book accommodation and popular restaurants ahead, as this month fills up quickly with visitors seeking perfect weather before peak summer arrives.
What to pack for Lisbon in May
- •A light layer for cool mornings and evenings
- •Reef-safe sunscreen and polarised sunglasses
- •Comfortable, broken-in walking shoes
- •A small daypack that won't look like a tourist beacon
What to pack for Lisbon in May
- →Breathable travel pantsAmazon · shop this
- →Reef-safe sunscreen SPF 50Amazon · shop this
- →Polarized sunglassesAmazon · shop this
- →Universal travel adapterAmazon · shop this
- →Compression packing cubesAmazon · shop this
- →Anti-theft crossbody bagAmazon · shop this
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Where to stay in Lisbon
We don't review individual hotels — plenty of people do that well. What we do is send you to compare rooms in Lisbon across trusted platforms.
Compare hotels on Booking.com→Things worth doing
Visit Belém Tower and Jerónimos Monastery, explore Alfama's narrow streets and viewpoints, relax at Costa da Caparica beach, taste pastéis de nata at historic cafés.
May vs. the rest of the year
How this month compares in Lisbon. Tap any month to read more.
highlighted months are among the best time to visit.
Best time to visit Lisbon
May is one of the best months to visit Lisbon — alongside June, July, August. Ten-year climate data confirms it: comfortable temperatures, manageable rainfall, and a healthy dose of sunshine.
See the full best-time-to-visit guide for LisbonOther places with a similar climate right now
Lisbon in May — FAQ
Q01Is May a good time to visit Lisbon?
Is May a good time to visit Lisbon?
Yes — this is one of the best months of the year to visit. In May, Lisbon averages a high of 23°C (73°F) and a low of 15°C (58°F), with 38mm of rainfall across roughly 5 rainy days.
Q02What is the average temperature in Lisbon in May?
What is the average temperature in Lisbon in May?
The average high temperature in Lisbon during May is 23°C (73°F), with an average low of 15°C (58°F). These figures are averaged from ten years of daily records (2015–2024, Open-Meteo Archive).
Q03How many rainy days does Lisbon have in May?
How many rainy days does Lisbon have in May?
Lisbon averages approximately 5 rainy days in May, with a total monthly rainfall of about 38mm. This is based on daily precipitation records where days with 1mm or more of rain are counted as rainy days.
Q04What should I pack for Lisbon in May?
What should I pack for Lisbon in May?
For Lisbon in May, pack layered clothing for changing temperatures, sunscreen and sunglasses, comfortable walking shoes. These recommendations are based on the ten-year weather averages for this specific month.
Q05How crowded is Lisbon in May?
How crowded is Lisbon in May?
Tourist crowds in Lisbon during May are typically moderate — shoulder season, a sweet spot between crowds and weather. Consider this when planning accommodation — prices track crowd levels closely.