The climate in Iara during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Iara and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 8°C (47°F) is normal.
Daytime temperature | 20.1°C 68.1°F |
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Nightly temperature | 8.4°C 47°F |
Average temperature | 14.2°C 57.6°F |
Daily sunshine | 7.1 hrs |
Avg rainfall | 43 mm 1.7 ins |
Rainy days | 9 days |
Sea temperature | 21°C 69.9°F |
Humidity | 78% |
Windspeed | 7.2kph 5 mph |
On average September is the 6th wettest month of the year in Iara with around 43mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.1 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 Iara in September 2025.
Best places to visit in September
Hottest month: | July | 23.3°C 73.9°F |
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Driest month: | March | 30mm 1.2ins |
Sunniest month: | August | 8.8hrs |
Coldest month: | January | 0.2°C 32.4°F |
Wettest month: | June | 96mm 3.8ins |