Weather in September
Temperature
September in Milan signals a slight drop in average high-temperature, sliding from August's 28.5°C (83.3°F) to a still warm 24.4°C (75.9°F). Milan's average low-temperature in the month of September is recorded at a moderate 14°C (57.2°F).Humidity
In September, the average relative humidity in Milan is 74%.Rainfall
In September, in Milan, the rain falls for 6.1 days. Throughout September, 93mm (3.66") of precipitation is accumulated. In Milan, during the entire year, the rain falls for 83 days and collects up to 920mm (36.22") of precipitation.Daylight
In September, the average length of the day in Milan is 12h and 32min.On the first day of the month, sunrise is at 06:45 and sunset at 20:00. On the last day of September, sunrise is at 07:20 and sunset at 19:05 CEST.
Sunshine
The average sunshine in September is 6.2h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum UV index of 5 in September translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the average September temperature in Milan?
What is the average humidity in September in Milan?
How many days does it rain in September in Milan?
How many hours of daylight does Milan have in September?
When are sunrise and sunset in September in Milan?
How long on average sun shines in September in Milan?
What is the UV index intensity in September in Milan?
Average temperature in September
Milan, Italy
- Average high temperature in September: 24.4°C
The warmest month (with the highest average high temperature) is July (29.2°C).
The month with the lowest average high temperature is January (5.9°C).
- Average low temperature in September: 14°C
The month with the highest average low temperature is July (18°C).
The coldest month (with the lowest average low temperature) is January (-0.9°C).
Average humidity in September
Milan, Italy
- Average humidity in September: 74%
The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are March, June and July (71%).
Average rainfall in September
Milan, Italy
- Average rainfall in September: 93.1mm
The wettest month (with the highest rainfall) is October (122.4mm).
The driest month (with the least rainfall) is February (49.2mm).
Average rainfall days in September
Milan, Italy
- Average rainfall days in September: 6.1 days
The month with the highest number of rainy days is May (8.9 days).
The month with the least rainy days is February (5.3 days).
Average daylight in September /
Average sunshine in September
Milan, 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: 6h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 12min).
The months with the least sunshine are January and December (Average sunshine: 1h and 54min).
Average UV index in September
Milan, Italy
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 1).
Milan, Italy
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