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
September
Weather in September
Temperature
Cassano d'Adda in September undergoes a slight reduction in the average high-temperature, shifting from August's warm 28.1°C (82.6°F) to a still moderately hot 23.7°C (74.7°F). Throughout September, Cassano d'Adda's nights cool down to an average of 14.8°C (58.6°F).Humidity
In September, the average relative humidity in Cassano d'Adda is 70%.Rainfall
In Cassano d'Adda, during September, the rain falls for 14.4 days and regularly aggregates up to 88mm (3.46") of precipitation. In Cassano d'Adda, during the entire year, the rain falls for 160.8 days and collects up to 952mm (37.48") of precipitation.Snowfall
April through October are months without snowfall in Cassano d'Adda.Daylight
In September, the average length of the day is 12h and 32min.On the first day of the month, sunrise is at 06:43 and sunset at 19:59. On the last day of September, sunrise is at 07:19 and sunset at 19:04 CEST.
Sunshine
The average sunshine in September is 9.5h.UV index
In Cassano d'Adda, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In September, a regular UV index of 5 translates into these guidelines:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Cassano d'Adda?
What is the average humidity in September in Cassano d'Adda?
How many days does it rain in September in Cassano d'Adda?
When it does not snow in Cassano d'Adda?
What is the average length of the day in September in Cassano d'Adda?
What time are sunrise and sunset in September in Cassano d'Adda?
How many hours of sunshine does Cassano d'Adda have in September?
What is the UV index reading in September in Cassano d'Adda?
Average temperature in September
Cassano d'Adda, Italy
- Average high temperature in September: 23.7°C
The warmest month (with the highest average high temperature) is July (28.3°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in September: 14.8°C
The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is January (0.9°C).
Average pressure in September
Cassano d'Adda, Italy
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is December (1020mbar).
The months with the lowest atmospheric pressure are April and May (1014.7mbar).
Average wind speed in September
Cassano d'Adda, Italy
- Average wind speed in September: 5.8km/h
The windiest month (with the highest average wind speed) is April (7km/h).
The calmest month (with the lowest average wind speed) is December (5.6km/h).
Average humidity in September
Cassano d'Adda, Italy
- Average humidity in September: 70%
The month with the highest relative humidity is November (80%).
The months with the lowest relative humidity are July and August (69%).
Average rainfall in September
Cassano d'Adda, Italy
- Average rainfall in September: 88mm
The wettest month (with the highest rainfall) is August (143mm).
The driest month (with the least rainfall) is January (21mm).
Average rainfall days in September
Cassano d'Adda, Italy
- Average rainfall days in September: 14.4 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is December (5.6 days).
Average snowfall in September
Cassano d'Adda, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Cassano d'Adda, 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 and October (0 days).
Average daylight in September /
Average sunshine in September
Cassano d'Adda, 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: 9h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is November (Average sunshine: 5h and 0min).
Average sunshine days in September
Cassano d'Adda, Italy
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is January (23.7 days).
The month with the least sunshine days is June (6.8 days).
Average UV index in September
Cassano d'Adda, 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
Cassano d'Adda, Italy
- Average cloud cover in September: 29
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
Cassano d'Adda, Italy
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).
