September weather forecastCislago, Italy
September
Weather in September
The first month of the autumn, September, is still a pleasant month in Cislago, Italy, with temperature in the range of an average low of 13.6°C (56.5°F) and an average high of 22.8°C (73°F).Temperature
Cislago's weather in September involves a mild decrease in the average high-temperature, moving down slightly from August's moderately hot 27.7°C (81.9°F) to an agreeable 22.8°C (73°F). The average nighttime temperature lowers to a mild 13.6°C (56.5°F) throughout September.Humidity
In Cislago, the average relative humidity in September is 72%.Rainfall
In Cislago, during September, the rain falls for 14.8 days and regularly aggregates up to 72mm (2.83") of precipitation. Throughout the year, in Cislago, there are 178.4 rainfall days, and 1147mm (45.16") of precipitation is accumulated.Snowfall
In Cislago, snow does not fall in April through October.Daylight
In Cislago, the average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:45 and sunset at 20:01. On the last day of September, in Cislago, sunrise is at 07:21 and sunset at 19:06 CEST.
Sunshine
In September, the average sunshine in Cislago is 9.6h.UV index
In September, the average daily maximum UV index in Cislago is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 5 in September translates into the following instructions:
Be vigilant - Preventing sunburn is recommended. Around midday, solar radiation is most harmful; hence, exposure should be limited. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Cislago, Italy
- Average high temperature in September: 22.8°C
The warmest month (with the highest average high temperature) is July (27.9°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in September: 13.6°C
The month with the highest average low temperature is August (17.7°C).
The coldest month (with the lowest average low temperature) is January (0.6°C).
Average pressure in September
Cislago, Italy
- Average pressure in September: 1017.3mbar
The month with the highest atmospheric pressure is December (1020.2mbar).
The month with the lowest atmospheric pressure is April (1014.7mbar).
Average wind speed in September
Cislago, Italy
- Average wind speed in September: 5.7km/h
The windiest month (with the highest average wind speed) is March (6.8km/h).
The calmest month (with the lowest average wind speed) is December (5.4km/h).
Average humidity in September
Cislago, Italy
- Average humidity in September: 72%
The month with the highest relative humidity is November (79%).
The months with the lowest relative humidity are April, July and August (70%).
Average rainfall in September
Cislago, Italy
- Average rainfall in September: 72mm
The wettest month (with the highest rainfall) is November (172mm).
The driest month (with the least rainfall) is January (33mm).
Average rainfall days in September
Cislago, Italy
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in September
Cislago, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (48mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Cislago, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Cislago, 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 36min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is November (Average sunshine: 5h and 6min).
Average sunshine days in September
Cislago, Italy
- Average sunshine days in September: 13.4 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is June (5.9 days).
Average UV index in September
Cislago, Italy
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Cislago, Italy
- Average cloud cover in September: 28
The month with the most cloud cover is November (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 22).
Average visibility in September
Cislago, 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).





