Cannes weather

Our guide to the weather in Cannes during May

21

Average high

5

UV Index

74mm

Monthly rainfall

18

Sea temperature

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

How warm is it in Cannes during May?

The temperature reaches around 21℃ 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 Cannes during May?

On average, there will be 3 rainy days during the month, amounting to 74.3mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Cannes during May?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in May. With moderate humidity and mild air temperatures, the breeze will have a slight cooling effect.

How warm is the sea in Cannes during May?

The water around Cannes 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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Cannes Blog posts

From the UK's most popular travel bloggers

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Things to Do in Cannes

27th January 2023 by Coco Butter Blog

the world. If you're a fan of the silver screen, a trip to Cannes is a must. Situated on the stunning French Riviera, the city is renowned for its annual film festival, which draws in celebrities and filmmakers from across the globe....

Weather in Cannes

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

12.0

Cannes weather in

January
12.5

Cannes weather in

February
14.5

Cannes weather in

March
17.0

Cannes weather in

April
20.5

Cannes weather in

May
24.9

Cannes weather in

June
27.6

Cannes weather in

July
28.0

Cannes weather in

August
24.7

Cannes weather in

September
20.5

Cannes weather in

October
16.2

Cannes weather in

November
13.0

Cannes weather in

December