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 snowfall in September
- Average snowfall days 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
September's arrival comes with a decrease in the average high-temperature, moving from 28.6°C (83.5°F) in August to a still warm 23.5°C (74.3°F). In September, the recorded average low-temperature in Leno is a moderate 14.8°C (58.6°F).Humidity
In Leno, the average relative humidity in September is 72%.Rainfall
In Leno, Italy, in September, it is raining for 11.8 days, with typically 49mm (1.93") of accumulated precipitation. In Leno, Italy, during the entire year, the rain falls for 144.4 days and collects up to 631mm (24.84") of precipitation.Snowfall
In Leno, snow does not fall in April through November.Daylight
In Leno, the average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 06:41 and sunset at 19:56. On the last day of the month, sunrise is at 07:16 and sunset at 19:01 CEST.
Sunshine
In September, the average sunshine is 10.2h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Be vigilant - A duty to shield skin and eyes from injury exists. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Leno?
What is the average humidity in September in Leno?
How many days does it rain in September in Leno?
When it does not snow in Leno?
What is the average length of the day in September in Leno?
When is the sunrise / sunset in September in Leno?
How long on average sun shines in September in Leno?
How high is the UV index in September in Leno?
Average temperature in September
Leno, Italy
- Average high temperature in September: 23.5°C
The warmest month (with the highest average high temperature) is August (28.6°C).
The month with the lowest average high temperature is January (6.5°C).
- Average low temperature in September: 14.8°C
The month with the highest average low temperature is August (18.5°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in September
Leno, Italy
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is December (1019.7mbar).
The month with the lowest atmospheric pressure is May (1014.5mbar).
Average wind speed in September
Leno, Italy
- Average wind speed in September: 6km/h
The windiest months (with the highest average wind speed) are March and April (7.4km/h).
The calmest months (with the lowest average wind speed) are August, September and October (6km/h).
Average humidity in September
Leno, Italy
- Average humidity in September: 72%
The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Leno, Italy
- Average rainfall in September: 49mm
The wettest month (with the highest rainfall) is May (80mm).
The driest month (with the least rainfall) is January (25mm).
Average rainfall days in September
Leno, Italy
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is December (7.7 days).
Average snowfall in September
Leno, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is December (21mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Leno, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Leno, Italy
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is November (Average sunshine: 5h and 42min).
Average sunshine days in September
Leno, Italy
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is December (21.7 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in September
Leno, Italy
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in September
Leno, Italy
- Average cloud cover in September: 25
The months with the most cloud cover are February and November (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 18).
Average visibility in September
Leno, Italy
- Average visibility in September: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (9km).
Leno, Italy
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