Rio Weather in May

Rio in May sees pleasant temperatures, with highs around 20°C (68°F) and overnight lows of 12°C (54°F). Rainfall is fairly high at around 99 mm (3.9 in) on average, so pack waterproofs just in case.

Rainfall in Rio in May

Past climate data indicates that roughly 13 days will see rain, totalling around 99 mm (3.9 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Rio in May

The temperature in Rio in May is perfect. Daytime highs reach 20°C (68°F), with nights dropping to 12°C (54°F). The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Rio in May

Expect sunny days throughout the month, with an estimated 244 hours of sunshine. This makes it a pleasant time to visit Rio.

If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit Rio.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Italy, check out our Rio's climate page.

Rio Temperature in May

Min Temperature 12°C (54°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 44%  

Precipitation 99 mm (3.9 in)  

Rainy days 13 days  

Humidity 72% *  

Sunshine 244 hours *  

Percentage Sunshine *  

* Data from: La Spezia, Italy (25 KM, 15 Miles).

What to Wear in Rio in May

For Rio in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Rio in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Italy, check out our Rio's climate page.

More climate data for Rio

Temperature Rainfall Sunshine Humidity

See the full Rio climate overview or explore weather in Italy.