São João de Meriti Weather in May

What's the weather like in São João de Meriti (Rio de Janeiro) in May 2024?

The climate in São João de Meriti during May can be summarized as warm, humid and damp.

May is in the fall / autumn in São João de Meriti and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 17°C (63°F) is normal.

São João de Meriti weather averages (imperial / metric)
Daytime temperature 26.3°C 79.3°F
Nightly temperature 17.1°C 62.8°F
Average temperature 21.7°C 71.1°F
Daily sunshine 6.4 hrs
Avg rainfall 109 mm 4.3 ins
Rainy days 12 days
Sea temperature 24.3°C 75.8°F
Humidity 83%
Windspeed 6.5kph 4 mph

On average May is the 4th driest month of the year in São João de Meriti with around 109mm 4.3 inches of rain making it a damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.4 hours of sunshine per day.

May temperatures in São João de Meriti

São João de Meriti average temperature in May

May rainfall

São João de Meriti average rain in May

May hourly sunshine

São João de Meriti average rain in May

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in São João de Meriti in May 2024.

Other monthly averages

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São João de Meriti weather stats

São João de Meriti weather statistics
Hottest month: February 30.8°C 87.4°F
Driest month: July 67mm 2.6ins
Sunniest month: July 6.6hrs
Coldest month: July 24.8°C 76.6°F
Wettest month: December 261mm 10.3ins
Map showing location of São João de Meriti (-22.80389, -43.37222) São João de Meriti map pin © Google

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