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
The arrival of September suggests a slight decrease in the average high-temperature, moving from 27.7°C (81.9°F) in August to a still warm 23.5°C (74.3°F). During September, the average low-temperature is recorded at a comfortable 17.6°C (63.7°F).Humidity
The average relative humidity in September is 70%.Rainfall
In September, in Treporti, the rain falls for 13.5 days. Throughout September, 63mm (2.48") of precipitation is accumulated. In Treporti, during the entire year, the rain falls for 150.5 days and collects up to 766mm (30.16") of precipitation.Snowfall
In Treporti, Italy, snow does not fall in April through November.Daylight
The average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 06:32 and sunset at 19:47. On the last day of September, in Treporti, Italy, sunrise is at 07:07 and sunset at 18:52 CEST.
Sunshine
In Treporti, the average sunshine in September is 10h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: In September, the maximum UV index of 5 suggests these recommendations:
Exercise prevention - Precautions against solar damage are endorsed. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Treporti in September?
What is the average humidity in September in Treporti?
How many days does it rain in September in Treporti?
When it does not snow in Treporti?
How many hours of daylight does Treporti have in September?
What time are sunrise and sunset in September in Treporti?
How many hours of sunshine does Treporti have in September?
How high is the UV index in September in Treporti?
Average temperature in September
Treporti, Italy
- Average high temperature in September: 23.5°C
The warmest month (with the highest average high temperature) is August (27.7°C).
The month with the lowest average high temperature is January (6.9°C).
- Average low temperature in September: 17.6°C
The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (3.6°C).
Average pressure in September
Treporti, Italy
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is December (1019.6mbar).
The month with the lowest atmospheric pressure is May (1014.5mbar).
Average wind speed in September
Treporti, Italy
- Average wind speed in September: 10.6km/h
The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest months (with the lowest average wind speed) are June, July, August and December (9.4km/h).
Average humidity in September
Treporti, Italy
- Average humidity in September: 70%
The month with the highest relative humidity is November (78%).
The month with the lowest relative humidity is August (69%).
Average rainfall in September
Treporti, Italy
- Average rainfall in September: 63mm
The wettest month (with the highest rainfall) is November (99mm).
The driest month (with the least rainfall) is January (36mm).
Average rainfall days in September
Treporti, Italy
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is December (9.8 days).
Average snowfall in September
Treporti, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is December (9mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Treporti, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1 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
Treporti, 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: 10h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in September
Treporti, Italy
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is December (19.2 days).
The month with the least sunshine days is May (12.7 days).
Average UV index in September
Treporti, 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 and December (UV index 2).
Average cloud cover in September
Treporti, Italy
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Treporti, Italy
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).
