Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average sea temperature in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Leni's September showcases an average high-temperature of a still warm 24.5°C (76.1°F), hardly distinct from August's 26.5°C (79.7°F). A minimal decline in temperature from daytime highs is anticipated throughout the September nights, averaging an agreeable 22.5°C (72.5°F).Humidity
The months with the lowest humidity in Leni are September and December, with an average relative humidity of 69%.Rainfall
In September, in Leni, Italy, the rain falls for 11.7 days. Throughout September, 43mm (1.69") of precipitation is accumulated. Throughout the year, in Leni, there are 128 rainfall days, and 412mm (16.22") of precipitation is accumulated.Sea temperature
In Leni, in September, the average water temperature is 25.3°C (77.5°F).Note: For any water activity, surface water temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed perfect and extremely pleasing for enduring enjoyment.
Daylight
The average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 06:30 and sunset at 19:30. On the last day of the month, sunrise is at 06:56 and sunset at 18:45 CEST.
Sunshine
In September, the average sunshine in Leni is 10.9h.UV index
In September, the average daily maximum UV index in Leni is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 6 in September transforms into this advice:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Stay cautious! Sand and water reflections increase UV radiation potency.
Frequently asked questions
What is the temperature in September in Leni?
What is the least humid month in Leni?
What is the average humidity in September in Leni?
How much does it rain in Leni in September?
What is the water temperature in September in Leni?
What is the average length of the day in September in Leni?
What time are sunrise and sunset in September in Leni?
How long on average sun shines in September in Leni?
How high is the UV index in September in Leni?
Average temperature in September
Leni, Italy
- Average high temperature in September: 24.5°C
The warmest month (with the highest average high temperature) is August (26.5°C).
The month with the lowest average high temperature is February (13.2°C).
- Average low temperature in September: 22.5°C
The month with the highest average low temperature is August (24.3°C).
The coldest month (with the lowest average low temperature) is February (10.8°C).
Average pressure in September
Leni, Italy
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is December (1019mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in September
Leni, Italy
- Average wind speed in September: 12.9km/h
The windiest month (with the highest average wind speed) is February (20.6km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in September
Leni, Italy
- Average humidity in September: 69%
The month with the highest relative humidity is April (74%).
The months with the lowest relative humidity are September and December (69%).
Average rainfall in September
Leni, Italy
- Average rainfall in September: 43mm
The wettest month (with the highest rainfall) is October (63mm).
The driest month (with the least rainfall) is July (11mm).
Average rainfall days in September
Leni, Italy
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is January (14.8 days).
The month with the least rainy days is July (4.2 days).
Average sea temperature in September
Leni, Italy
- Average sea temperature in September: 25.3°C
The best month for swimming (with the highest average sea temperature) is August (26.4°C).
The coldest month (with the lowest average sea temperature) is February (14.4°C).
Average daylight in September /
Average sunshine in September
Leni, Italy
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 10h and 5min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).
Average sunshine days in September
Leni, Italy
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is July (25.2 days).
The month with the least sunshine days is February (13.8 days).
Average UV index in September
Leni, Italy
- Average UV index in September: 6
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Leni, Italy
- Average cloud cover in September: 18
The month with the most cloud cover is January (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 7).
Average visibility in September
Leni, Italy
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Leni, Italy
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