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Rio Maior Weather in May

May in Rio Maior brings high temperatures, with daytime highs of 23°C (73°F) and nights around 13°C (55°F). The excellent weather makes it a solid choice for a visit.

Rainfall in Rio Maior in May

Typically around 10 days of rainfall are expected, averaging 58 mm (2.3 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Rio Maior in May

May in Rio Maior is generally excellent, with days reaching 23°C (73°F) and nights settling around 13°C (55°F). This kind of day-to-night contrast is typical for this time of year. At 13°C (55°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Rio Maior in May

With approximately 225 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If your ideal day consists of dry skies and pleasant temperatures, April, May, June, July, August, September and October typically offer the best circumstances for Rio Maior.

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Check the conditions for any month of the year.

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

Rio Maior Temperature in May

Min TemperatureMin Temperature 13°C (55°F)  
Max TemperatureMax Temperature 23°C (73°F)  
Chance of RainChance of Rain 33%  
PrecipitationPrecipitation 58 mm (2.3 in)  
Rainy daysRainy days 10 days  
HumidityHumidity 83% *  
SunshineSunshine 225 hours *  
Percentage SunshinePercentage Sunshine 50% *  
* Data from: Cabo Carvoeiro, Portugal (40 KM, 25 Miles).

Best Places in Portugal in May

Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in May →

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Legend 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 Maior in May

Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Rio Maior in May

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

Cycling
10/10
Walking
10/10
Barbeque
9/10
Camping
8/10
Outdoor sports
10/10

Select a Month

Check the conditions for any month of the year.

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

More climate data for Rio Maior