The climate in Marabá during September can be summarized as hot, humid and reasonably dry.
September is in the spring in Marabá and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (91°F), whilst at night 22°C (72°F) is normal.
Daytime temperature | 33°C 91.4°F |
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Nightly temperature | 22.4°C 72.3°F |
Average temperature | 27.7°C 81.9°F |
Daily sunshine | 4.5 hrs |
Avg rainfall | 45 mm 1.8 ins |
Rainy days | 14 days |
Sea temperature | 26.1°C 79°F |
Humidity | 77% |
Windspeed | 7.6kph 5 mph |
On average September is the 4th driest month of the year in Marabá with around 45mm 1.8 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.5 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 Marabá in September 2025.
Best places to visit in September
Hottest month: | September | 32.7°C 90.9°F |
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Driest month: | August | 14mm 0.6ins |
Sunniest month: | July | 8.6hrs |
Coldest month: | January | 30.5°C 86.9°F |
Wettest month: | March | 349mm 13.7ins |