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São João de Meriti Weather in May

During May, São João de Meriti experiences high daytime temperatures of 27°C (81°F) and cooler nights around 18°C (64°F). Expect quite a bit of rainfall. Around 73 mm (2.9 in) is typical.

Rainfall in São João de Meriti in May

You can expect rain on around 12 days based on historical patterns, with 73 mm (2.9 in) average for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in São João de Meriti in May

May is a good time to be in São João de Meriti. Days are perfect, reaching 27°C (81°F), with nights around 18°C (64°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 18°C (64°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 São João de Meriti in May

The area experiences a moderate amount of sunshine, with approximately 188 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in São João de Meriti in May

Wind speeds average 2 m/s (4 knots) during May. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.

Average water temperature in May

The water temperature is 24°C (75°F), which most people find very comfortable. A good month for swimming and water sports.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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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 Brazil, check out our São João de Meriti's climate page.

São João de Meriti Temperature in May

Min TemperatureMin Temperature 18°C (64°F)  
Max TemperatureMax Temperature 27°C (81°F)  
Water TemperatureWater Temperature 24°C (75°F) *  
Chance of RainChance of Rain 39%  
PrecipitationPrecipitation 73 mm (2.9 in)  
Rainy daysRainy days 12 days  
HumidityHumidity 80% *  
WindspeedWindspeed 2 m/s (4 knots) *  
SunshineSunshine 188 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Rio de Janeiro, Brazil (24 KM, 15 Miles).

Best Places in Brazil in May

Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil 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 São João de Meriti in May

Warm but pleasant conditions in São João de Meriti in May. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. With water temperatures around 24°C (75°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in São João de Meriti in May

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

Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
8/10
Outdoor sports
7/10

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 Brazil, check out our São João de Meriti's climate page.

More climate data for São João de Meriti