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
With September's onset, the weather shows a temperature decrease, transitioning from a warm 25.5°C (77.9°F) in August to an agreeable 20°C (68°F). During the month of September, the nighttime temperature falls to an average of 9.5°C (49.1°F).Humidity
The average relative humidity in September in Sassa, Italy, is 76%.Rainfall
In Sassa, in September, during 17.4 rainfall days, 69mm (2.72") of precipitation is typically accumulated. In Sassa, during the entire year, the rain falls for 211.4 days and collects up to 1009mm (39.72") of precipitation.Snowfall
In Sassa, Italy, snow does not fall in May through October.Daylight
In September, the average length of the day in Sassa is 12h and 29min.On the first day of the month, sunrise is at 06:32 and sunset at 19:40. On the last day of September, in Sassa, sunrise is at 07:03 and sunset at 18:49 CEST.
Sunshine
The average sunshine in September is 10.3h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Sassa?
What is the average humidity in September in Sassa?
How much does it rain in Sassa in September?
When it does not snow in Sassa?
How many hours of daylight does Sassa have in September?
What time are sunrise and sunset in September in Sassa?
How long on average sun shines in September in Sassa?
How high is the UV index in September in Sassa?
Average temperature in September
Sassa, Italy
- Average high temperature in September: 20°C
The warmest month (with the highest average high temperature) is August (25.5°C).
The month with the lowest average high temperature is January (5°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is January (-1.6°C).
Average pressure in September
Sassa, Italy
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).
Average wind speed in September
Sassa, Italy
- Average wind speed in September: 5.9km/h
The windiest month (with the highest average wind speed) is February (8.5km/h).
The calmest month (with the lowest average wind speed) is August (5km/h).
Average humidity in September
Sassa, Italy
- Average humidity in September: 76%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Sassa, Italy
- Average rainfall in September: 69mm
The wettest month (with the highest rainfall) is May (127mm).
The driest month (with the least rainfall) is October (57mm).
Average rainfall days in September
Sassa, Italy
- Average rainfall days in September: 17.4 days
The month with the highest number of rainy days is May (23.4 days).
The month with the least rainy days is December (13.2 days).
Average snowfall in September
Sassa, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is January (262mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Sassa, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Sassa, Italy
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in September
Sassa, Italy
- Average sunshine days in September: 10 days
The month with the most sunshine days is December (12.8 days).
The month with the least sunshine days is May (5.8 days).
Average UV index in September
Sassa, Italy
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Sassa, Italy
- Average cloud cover in September: 30
The months with the most cloud cover are January and February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in September
Sassa, Italy
- Average visibility in September: 9km
The months with the highest visibility are June, July, August and September (9km).
The month with the lowest visibility is January (7km).
