Oeiras Weather in September
What's the weather like in Oeiras (Piauí) in September 2024?
The climate in Oeiras during September can be summarized as very hot and very dry.
September is in the spring in Oeiras and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a warm 36°C (97°F), whilst at night 23°C (73°F) is normal.
| Daytime temperature | 35.9°C 96.6°F |
|---|---|
| Nightly temperature | 22.9°C 73.2°F |
| Average temperature | 29.4°C 84.9°F |
| Daily sunshine | 9.7 hrs |
| Avg rainfall | 8 mm 0.3 ins |
| Rainy days | 12 days |
| Sea temperature | 25.8°C 78.4°F |
| Humidity | 43% |
| Windspeed | 12.6kph 8 mph |
On average September is the 4th driest month of the year in Oeiras with around 8mm 0.3 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 9.7 hours of sunshine per day.
September temperatures in Oeiras
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 Oeiras in September 2024.
Other monthly averages
Best places to visit in September
Oeiras weather stats
| Hottest month: | September | 35.6°C 96.1°F |
|---|---|---|
| Driest month: | August | 1mm 0ins |
| Sunniest month: | August | 10hrs |
| Coldest month: | March | 31.1°C 88°F |
| Wettest month: | March | 177mm 7ins |
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