The climate in Constanza during September can be summarized as mild and very wet.
September is in the fall / autumn in Constanza and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 25°C (76°F), whilst at night 11°C (52°F) is normal.
Daytime temperature | 24.6°C 76.2°F |
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Nightly temperature | 11.1°C 51.9°F |
Average temperature | 17.8°C 64°F |
Daily sunshine | 7.1 hrs |
Avg rainfall | 245 mm 9.6 ins |
Rainy days | 17 days |
Sea temperature | 29°C 84.2°F |
Humidity | 84% |
Windspeed | 10.8kph 7 mph |
On average September is the 3rd wettest month of the year in Constanza with around 245mm 9.6 inches of rain making it a very wet time to visit. This rainfall is typically spread over 17 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 Constanza in September 2025.
Best places to visit in September
Hottest month: | August | 24.4°C 75.9°F |
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Driest month: | January | 76mm 3ins |
Sunniest month: | February | 7.8hrs |
Coldest month: | January | 21.2°C 70.2°F |
Wettest month: | May | 318mm 12.5ins |