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
Weather in September
Temperature
The transition into September subtly indicates a reduction in the average high-temperature, down to a still moderately hot 24.2°C (75.6°F) from August's 29.1°C (84.4°F). Trezzano sul Naviglio records an average low of 14.8°C (58.6°F) throughout the nights in September.Humidity
In September, the average relative humidity is 72%.Rainfall
In Trezzano sul Naviglio, during September, the rain falls for 13.3 days and regularly aggregates up to 74mm (2.91") of precipitation. In Trezzano sul Naviglio, during the entire year, the rain falls for 156.9 days and collects up to 896mm (35.28") of precipitation.Snowfall
April through November are months without snowfall in Trezzano sul Naviglio.Daylight
The average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 06:45 and sunset at 20:01. On the last day of the month, sunrise is at 07:21 and sunset at 19:05 CEST.
Sunshine
In Trezzano sul Naviglio, the average sunshine in September is 9.7h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Exercise prevention - Warding off sunburn is urged. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What is the temperature in September in Trezzano sul Naviglio?
What is the average humidity in September in Trezzano sul Naviglio?
How much does it rain in Trezzano sul Naviglio in September?
When it does not snow in Trezzano sul Naviglio?
How many hours of daylight does Trezzano sul Naviglio have in September?
What time are sunrise and sunset in September in Trezzano sul Naviglio?
How long on average sun shines in September in Trezzano sul Naviglio?
What is the UV index intensity in September in Trezzano sul Naviglio?
Average temperature in September
Trezzano sul Naviglio, Italy
- Average high temperature in September: 24.2°C
The warmest month (with the highest average high temperature) is July (29.3°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 14.8°C
The month with the highest average low temperature is August (18.7°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in September
Trezzano sul Naviglio, Italy
- Average pressure in September: 1016.9mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The months with the lowest atmospheric pressure are April and May (1014.5mbar).
Average wind speed in September
Trezzano sul Naviglio, Italy
- Average wind speed in September: 5.5km/h
The windiest month (with the highest average wind speed) is April (7.1km/h).
The calmest month (with the lowest average wind speed) is August (5.3km/h).
Average humidity in September
Trezzano sul Naviglio, Italy
- Average humidity in September: 72%
The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (69%).
Average rainfall in September
Trezzano sul Naviglio, Italy
- Average rainfall in September: 74mm
The wettest month (with the highest rainfall) is November (116mm).
The driest month (with the least rainfall) is January (26mm).
Average rainfall days in September
Trezzano sul Naviglio, Italy
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in September
Trezzano sul Naviglio, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (25mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Trezzano sul Naviglio, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (1.6 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
Trezzano sul Naviglio, 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 42min).
The month with the least sunshine is November (Average sunshine: 4h and 54min).
Average sunshine days in September
Trezzano sul Naviglio, Italy
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in September
Trezzano sul Naviglio, 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
Trezzano sul Naviglio, 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
Trezzano sul Naviglio, 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).
Trezzano sul Naviglio, Italy
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