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
September indicates a minor shift in the average high-temperature, from August's moderately hot 29.1°C (84.4°F) to a still warm 24.3°C (75.7°F). Throughout the nights in September, Pioltello experiences an average low-temperature of 14.8°C (58.6°F).Humidity
The average relative humidity in September is 72%.Rainfall
In Pioltello, in September, during 13.3 rainfall days, 79mm (3.11") of precipitation is typically accumulated. Throughout the year, there are 172.2 rainfall days, and 1011mm (39.8") of precipitation is accumulated.Snowfall
In Pioltello, snow does not fall in April through November.Daylight
In Pioltello, the average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 06:44 and sunset at 20:00. On the last day of the month, sunrise is at 07:20 and sunset at 19:04 CEST.
Sunshine
In September, the average sunshine is 9.7h.UV index
In Pioltello, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 5 in September translates into this advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Pioltello have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Pioltello, Italy
- Average high temperature in September: 24.3°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 (6.4°C).
- Average low temperature in September: 14.8°C
The month with the highest average low temperature is August (18.8°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in September
Pioltello, Italy
- Average pressure in September: 1016.9mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The months with the lowest atmospheric pressure are April and May (1014.6mbar).
Average wind speed in September
Pioltello, Italy
- Average wind speed in September: 5.7km/h
The windiest month (with the highest average wind speed) is April (7.2km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).
Average humidity in September
Pioltello, Italy
- Average humidity in September: 72%
The month with the highest relative humidity is November (81%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Pioltello, Italy
- Average rainfall in September: 79mm
The wettest month (with the highest rainfall) is November (122mm).
The driest month (with the least rainfall) is January (35mm).
Average rainfall days in September
Pioltello, Italy
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in September
Pioltello, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (29mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Pioltello, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (1.7 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
Pioltello, 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 4min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is November (Average sunshine: 4h and 54min).
Average sunshine days in September
Pioltello, Italy
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is January (20.6 days).
The month with the least sunshine days is July (7.2 days).
Average UV index in September
Pioltello, 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, February, November and December (UV index 2).
Average cloud cover in September
Pioltello, Italy
- Average cloud cover in September: 27
The month with the most cloud cover is November (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 20).
Average visibility in September
Pioltello, 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).
