Algarve weather
Our guide to the weather in the Algarve during May
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?
What should I pack for a holiday in the Algarve in May?
What's great about the Algarve in May?
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.
Weather in the Algarve
Our month-by-month guide to the weather and climate in the Algarve
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