Monte Carlo weather

Our guide to the weather in Monte Carlo during May

18

Average high

5

UV Index

167mm

Monthly rainfall

74%

Humidity

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

What's the temperature like in Monte Carlo during May?

The temperature reaches around 18℃ during the daytime in May, falling away to 13℃ 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 Monte Carlo during May?

On average, there will be 8 rainy days during the month, amounting to 167.0mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Monte Carlo during May?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in May. With moderate air temperatures, any breeze will feel cool.

Join the club...

Be the first to hear about discounted holidays, flash sales and amazing travel competitions to Monte Carlo!

Weather in Monte Carlo

Our month-by-month guide to the weather and climate in Monte Carlo

10.9

Monte Carlo weather in

January
11.0

Monte Carlo weather in

February
12.9

Monte Carlo weather in

March
15.4

Monte Carlo weather in

April
18.2

Monte Carlo weather in

May
22.2

Monte Carlo weather in

June
25.4

Monte Carlo weather in

July
26.3

Monte Carlo weather in

August
23.4

Monte Carlo weather in

September
19.4

Monte Carlo weather in

October
15.3

Monte Carlo weather in

November
12.0

Monte Carlo weather in

December