Algarve weather

Our guide to the weather in the Algarve during May

21

Average high

6

UV Index

14mm

Monthly rainfall

18

Sea temperature

Algarve, Portugal is a beautiful destination for Irish tourists to enjoy sunny days, stunning beaches and a variety of activities, particularly in May when temperatures are comfortable. We've looked at the most up-to-date weather data for the Algarve, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about the Algarve weather in May.

What's the weather like in the Algarve in May?

Coco Butter Blog The weather in the Algarve in May is usually sunny and warm. You can sometimes get a couple of rainy days but these are rare. The temperature does tend to drop a little at night time. Answered by Coco Butter Blog

What should I pack for a holiday in the Algarve in May?

Coco Butter Blog You should pack your summer wardrobe. Shorts, t-shirts, and plenty of swimwear for refreshing dips in the sea. Sandals and sunglasses are also a must. Bring a warm layer like a jacket for night time and perhaps a waterproof coat, in case of rain. Answered by Coco Butter Blog

What's great about the Algarve in May?

Coco Butter Blog For some early summer sun, there's nowhere better than the Algarve. The temperatures are warm but not too hot, so it's great for outdoor activities like walking along the rugged coastline. It's also the beginning of the tourist season, so it's not too busy. Answered by Coco Butter Blog

How warm is it in the Algarve during May?

The temperature reaches around 21℃ during the daytime in May, falling away to 16℃ at night. The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.

Does it rain in the Algarve during May?

On average, in May you'll see rain on just one day in the month. In other words, you shouldn't see any of the wet stuff. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in the Algarve during May?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during May. With moderate humidity and mild air temperatures, the breeze will have a slight cooling effect.

How warm is the sea in the Algarve during May?

The water around the Algarve is around 18℃ during May. It will feel a little on the cool when first entering, but you'll warm up quickly. Most kids will have no problem with this temperature, but those who feel the cold are unlikely to want to swim.

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Weather in the Algarve

Our month-by-month guide to the weather and climate in the Algarve

15.3

Algarve weather in

January
15.6

Algarve weather in

February
16.7

Algarve weather in

March
18.3

Algarve weather in

April
21.4

Algarve weather in

May
24.1

Algarve weather in

June
26.5

Algarve weather in

July
27.3

Algarve weather in

August
25.2

Algarve weather in

September
22.5

Algarve weather in

October
18.7

Algarve weather in

November
16.6

Algarve weather in

December