Costa Brava weather

Our guide to the weather in Costa Brava during May

20

Average high

5

UV Index

28mm

Monthly rainfall

17

Sea temperature

We've looked at the most up-to-date weather data for Costa Brava, 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 Costa Brava weather in May.

How warm is it in Costa Brava during May?

The temperature reaches around 20℃ during the daytime in May, falling away to 14℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Costa Brava during May?

On average, there will be 2 rainy days during the month, amounting to 27.6mm in total. That's much drier than we see in England during August, and therefore not something to be concerned about. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Costa Brava 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 Costa Brava during May?

The water around Costa Brava is around 17℃ 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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Costa Brava Blog posts

From the Ireland's most popular travel bloggers

...

Getting off the beaten track in Catalonia

11th May 2015 by Wandering On

Sitting on a sun-kissed beach on the Costa Brava in Catalonia, staring out across the clear blue waters of the Mediterranean, a cocktail in one hand and a good book in the other- life couldn’t be better- or could it?...

Weather in Costa Brava

Our month-by-month guide to the weather and climate in Costa Brava

12.0

Costa Brava weather in

January
12.6

Costa Brava weather in

February
14.5

Costa Brava weather in

March
16.8

Costa Brava weather in

April
20.1

Costa Brava weather in

May
24.5

Costa Brava weather in

June
27.2

Costa Brava weather in

July
27.3

Costa Brava weather in

August
24.2

Costa Brava weather in

September
20.7

Costa Brava weather in

October
16.0

Costa Brava weather in

November
13.3

Costa Brava weather in

December