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Lisbon Region weather in May

Thinking about venturing to Lisbon Region this May and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What is the weather like in Lisbon Region in May?

Lisbon Region is a region in Portugal. May in Lisbon Region generally has temperatures that range from pleasant to warm, with moderate precipitation.

During the day temperatures vary from pleasant in Azoia at 18°C to warm in Canha at 26°C. At night it cools down to 13°C in Canha and 15°C in Azoia.

In May, precipitation varies across different areas. From moderate rainfall in Sesimbra with an average of 39 mm to moderate rainfall in Vila Franca de Xira with 52 mm. Meanwhile, Lisbon enjoys approximately 290 hours of sunshine, offering a mostly sunny climate that adds a pleasant and vibrant feel to the month.

For a closer look at May's conditions in Lisbon Region, see the map below. For a more detailed look at Lisbon Region's yearly weather, check out our Lisbon Region climate page.

Where to go in Lisbon Region in May

Find the average weather conditions in May for the most popular destinations in Lisbon Region on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Lisbon Region

What is the weather like in May for the 5 most popular destinations in Lisbon Region?

Average weather in Lisbon

In May Lisbon generally has pleasant temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 14°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Lisbon
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
19°C 
12°C 
234 hours 
57 mm 
12 days 
22°C 
14°C 
290 hours 
46 mm 
8 days 
June   >> June
>>  
25°C 
16°C 
301 hours 
13 mm 
5 days 
Climate in Lisbon

Average weather in Cascais

In May Cascais generally has pleasant temperatures with maximum daytime temperatures around 19°C, minimum nighttime temperatures around 15°C and moderate monthly rainfall. So on average the conditions are pleasant that month.

Cascais
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
17°C 
13°C 
276 hours 
56 mm 
12 days 
19°C 
15°C 
316 hours 
43 mm 
9 days 
June   >> June
>>  
21°C 
17°C 
342 hours 
11 mm 
5 days 
Climate in Cascais

Average weather in Sintra

In May Sintra generally has pleasant temperatures with maximum daytime temperatures around 19°C, minimum nighttime temperatures around 15°C and moderate monthly rainfall. So on average the conditions are pleasant that month.

Sintra
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
18°C 
13°C 
276 hours 
59 mm 
12 days 
19°C 
15°C 
316 hours 
46 mm 
9 days 
June   >> June
>>  
21°C 
17°C 
342 hours 
12 mm 
5 days 
Climate in Sintra

Average weather in Sesimbra

In May Sesimbra generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 15°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Sesimbra
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
18°C 
13°C 
234 hours 
53 mm 
11 days 
20°C 
15°C 
290 hours 
39 mm 
8 days 
June   >> June
>>  
22°C 
17°C 
301 hours 
10 mm 
5 days 
Climate in Sesimbra

Average weather in Costa da Caparica

In May Costa da Caparica generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 15°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Costa da Caparica
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
18°C 
13°C 
234 hours 
56 mm 
12 days 
20°C 
15°C 
290 hours 
44 mm 
8 days 
June   >> June
>>  
23°C 
17°C 
301 hours 
12 mm 
5 days 
Climate in Costa da Caparica

Is your destination not in the list? Have a look at other destinations in Lisbon Region, in Portugal.

Is May the best time to visit Lisbon Region?

We believe that May is one of the best times to visit Lisbon Region with overall perfect weather in Lisbon. However, the weather conditions may vary depending on your destination.

Generally speaking, May, June, July, August, September and October provide perfect weather in Lisbon. On the other hand, the weather in January, February and December tend to be tolerable.

Interested in more climate information?

We have much more information about the climate in Lisbon Region. Interested in the weather conditions in a specific month? Select the month below.

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