The climate in Belém during May can be summarized as hot, humid and wet.
May is in the fall / autumn in Belém and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 21°C (69°F) is normal.
|Daytime temperature||29.1°C 84.3°F|
|Nightly temperature||20.6°C 69°F|
|Average temperature||24.8°C 76.6°F|
|Daily sunshine||6.7 hrs|
|Avg rainfall||130 mm 5.1 ins|
|Rainy days||23 days|
|Sea temperature||28.4°C 83.1°F|
|Windspeed||7.9kph 5 mph|
On average May is the 4th wettest month of the year in Belém with around 130mm 5.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 23 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 hours of sunshine per day.
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 Belém in May 2023.
|Hottest month:||January||31.8°C 89.2°F|
|Driest month:||October||18mm 0.7ins|
|Coldest month:||July||26.9°C 80.4°F|
|Wettest month:||April||156mm 6.1ins|