Itapecuru Mirim Weather in September
What's the weather like in Itapecuru Mirim (Maranhão) in September 2025?
The climate in Itapecuru Mirim during September can be summarized as hot, humid and dry.
September is in the spring in Itapecuru Mirim and is typically the 4th 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 |
|---|---|
| Nightly temperature | 22.4°C 72.3°F |
| Average temperature | 27.7°C 81.9°F |
| Daily sunshine | 8.6 hrs |
| Avg rainfall | 26 mm 1 ins |
| Rainy days | 8 days |
| Sea temperature | 27°C 80.7°F |
| Humidity | 72% |
| Windspeed | 12.2kph 8 mph |
On average September is the driest month of the year in Itapecuru Mirim with around 26mm 1 inches of rain making it a dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.6 hours of sunshine per day.
September temperatures in Itapecuru Mirim
September rainfall
September hourly sunshine
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 Itapecuru Mirim in September 2025.
Other monthly averages
Best places to visit in September
Itapecuru Mirim weather stats
| Hottest month: | October | 33.1°C 91.6°F |
|---|---|---|
| Driest month: | September | 26mm 1ins |
| Sunniest month: | August | 9.1hrs |
| Coldest month: | July | 31.2°C 88.2°F |
| Wettest month: | March | 307mm 12.1ins |
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