The climate in Macapá during September can be summarized as hot, humid and reasonably dry.
September is in the fall / autumn in Macapá and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 23°C (73°F) is normal.
|Daytime temperature||32.4°C 90.3°F|
|Nightly temperature||22.8°C 73°F|
|Average temperature||27.6°C 81.7°F|
|Daily sunshine||9.3 hrs|
|Avg rainfall||39 mm 1.5 ins|
|Rainy days||11 days|
|Sea temperature||28.9°C 84°F|
|Windspeed||8.3kph 5 mph|
On average September is the 2nd driest month of the year in Macapá with around 39mm 1.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.3 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 Macapá in September 2022.
|Hottest month:||October||32.7°C 90.9°F|
|Driest month:||October||25mm 1ins|
|Coldest month:||February||29.4°C 84.9°F|
|Wettest month:||May||432mm 17ins|