September weather forecastCossato, Italy
September
Weather in September
September, the first month of the autumn in Cossato, is still a pleasant month, with an average temperature ranging between max 20.6°C (69.1°F) and min 11.1°C (52°F).Temperature
The onset of September results in a small decrease in the average high-temperature, moderately receding from a moderately hot 24.9°C (76.8°F) in August to a pleasant 20.6°C (69.1°F). In Cossato, the average low-temperature during the month of September is a cool 11.1°C (52°F).Humidity
In Cossato, the average relative humidity in September is 73%.Rainfall
In Cossato, during September, the rain falls for 14.7 days and regularly aggregates up to 49mm (1.93") of precipitation. Throughout the year, there are 188.8 rainfall days, and 1018mm (40.08") of precipitation is accumulated.Snowfall
In Cossato, Italy, snow does not fall in April through October.Daylight
In Cossato, the average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:49 and sunset at 20:05. On the last day of September, in Cossato, sunrise is at 07:24 and sunset at 19:09 CEST.
Sunshine
In September, the average sunshine is 9.5h.UV index
In Cossato, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 4 in September translates into this advice:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Cossato, Italy
- Average high temperature in September: 20.6°C
The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (4.6°C).
- Average low temperature in September: 11.1°C
The months with the highest average low temperature are July and August (14.3°C).
The coldest month (with the lowest average low temperature) is January (-1.6°C).
Average pressure in September
Cossato, Italy
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is April (1014.7mbar).
Average wind speed in September
Cossato, Italy
- Average wind speed in September: 6.2km/h
The windiest month (with the highest average wind speed) is May (6.8km/h).
The calmest month (with the lowest average wind speed) is November (5.2km/h).
Average humidity in September
Cossato, Italy
- Average humidity in September: 73%
The month with the highest relative humidity is November (77%).
The month with the lowest relative humidity is March (71%).
Average rainfall in September
Cossato, Italy
- Average rainfall in September: 49mm
The wettest month (with the highest rainfall) is November (164mm).
The driest month (with the least rainfall) is January (22mm).
Average rainfall days in September
Cossato, Italy
- Average rainfall days in September: 14.7 days
The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in September
Cossato, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (47mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Cossato, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Cossato, Italy
- Average daylight in September: 12h and 30min
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: 9h and 30min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is November (Average sunshine: 5h and 48min).
Average sunshine days in September
Cossato, Italy
- Average sunshine days in September: 10.3 days
The month with the most sunshine days is January (19.1 days).
The month with the least sunshine days is July (4.1 days).
Average UV index in September
Cossato, Italy
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Cossato, Italy
- Average cloud cover in September: 26
The month with the most cloud cover is November (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 25).
Average visibility in September
Cossato, Italy
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





