September weather forecastLetojanni, Italy
September weather for Letojanni, Italy: September, the first month of the autumn in Letojanni, is also a moderately hot month, with an average temperature fluctuating between 17°C (62.6°F) and 25°C (77°F). An excellent water temperature of 25°C (77°F) and only 5 rainfall days, with 52mm (2.05") of accumulated rainfall, makes September a prime for swimming and other water activities.
September
Weather in September
September, the first month of the autumn in Letojanni, is also a moderately hot month, with an average temperature fluctuating between 17°C (62.6°F) and 25°C (77°F).An excellent water temperature of 25°C (77°F) and only 5 rainfall days, with 52mm (2.05") of accumulated rainfall, makes September a prime for swimming and other water activities.
Temperature
In September, the average high-temperature in Letojanni marginally drops from a moderately hot 28°C (82.4°F) in August to a still warm 25°C (77°F). Throughout September, the temperature in Letojanni tends to fall to a consistent average low of 17°C (62.6°F).Rainfall
In Letojanni, in September, during 5 rainfall days, 52mm (2.05") of precipitation is typically accumulated. Throughout the year, there are 90 rainfall days, and 706mm (27.8") of precipitation is accumulated.Sea temperature
In Letojanni, in September, the average water temperature is 25°C (77°F).Note: For engaging in any water activities, temperatures from 25°C (77°F) to 29°C (84.2°F) are viewed as outstanding and exceptionally pleasing for prolonged durations.
Daylight
The average length of the day in September in Letojanni is 12h and 26min.On the first day of the month, sunrise is at 06:29 and sunset at 19:28. On the last day of September, sunrise is at 06:53 and sunset at 18:43 CEST.
Sunshine
The average sunshine in September is 8h.UV index
In Letojanni, the average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 7 translates into these guidelines:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Warning! Sand and water reflections boost the intensity of UV exposure.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Letojanni, Italy
- Average high temperature in September: 25°C
The warmest months (with the highest average high temperature) are July and August (28°C).
The month with the lowest average high temperature is January (11°C).
- Average low temperature in September: 17°C
The months with the highest average low temperature are July and August (19°C).
The coldest months (with the lowest average low temperature) are January and February (5°C).
Average rainfall in September
Letojanni, Italy
- Average rainfall in September: 52mm
The wettest month (with the highest rainfall) is October (102mm).
The driest months (with the least rainfall) are June and July (15mm).
Average rainfall days in September
Letojanni, Italy
- Average rainfall days in September: 5 days
The months with the highest number of rainy days are January, November and December (11 days).
The month with the least rainy days is July (2 days).
Average sea temperature in September
Letojanni, Italy
- Average sea temperature in September: 25°C
The best month for swimming (with the highest average sea temperature) is August (26°C).
The coldest months (with the lowest average sea temperature) are January, February and March (15°C).
Average daylight in September /
Average sunshine in September
Letojanni, Italy
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h
The month with the most sunshine is July (Average sunshine: 11h).
The months with the least sunshine are January and December (Average sunshine: 4h).
Average UV index in September
Letojanni, Italy
- Average UV index in September: 7
The month with the highest UV index is July (UV index 10).
The months with the lowest UV index are January and December (UV index 2).





