The 10 most beautiful historical towns in Italy
Discover Italy's top 10 historic towns, featuring breathtaking medieval architecture and deep-rooted history, ideal for enthusiasts of extraordinary cities.
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 excellent. 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.
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).
Rio Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Rio - and find the best time to visit.
Best Places in Italy in May
Find out more about the weather in Italy and which places have the best travel conditions in this month. See all of Italy in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
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.
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Cycling9/10 -
Walking9/10 -
Camping8/10 -
Outdoor sports9/10
Rio 3-Day Forecast
More climate data for Rio
Temperature Rainfall Sunshine Humidity
See the full Rio climate overview or explore weather in Italy.
Popular in May
Where to go in May - average daytime high across popular destinations.
Bucket list
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The 10 most beautiful historical towns in Italy
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