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
San Gillio, Italy, in September undergoes a mild reduction in the average high-temperature, shifting from August's moderately hot 27.3°C (81.1°F) to a pleasant 22.2°C (72°F). September brings an average low-temperature of 11.7°C (53.1°F) to San Gillio.Humidity
In San Gillio, the average relative humidity in September is 67%.Rainfall
In San Gillio, during September, the rain falls for 12.2 days and regularly aggregates up to 34mm (1.34") of precipitation. Throughout the year, in San Gillio, there are 158.9 rainfall days, and 651mm (25.63") of precipitation is accumulated.Snowfall
In San Gillio, snow does not fall in April through September.Daylight
In San Gillio, the average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 06:52 and sunset at 20:07. On the last day of the month, sunrise is at 07:27 and sunset at 19:12 CEST.
Sunshine
In San Gillio, the average sunshine in September is 9.8h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 translates into these guidelines:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in San Gillio?
What is the average humidity in September in San Gillio?
How much does it rain in San Gillio in September?
When it does not snow in San Gillio?
Does it snow in San Gillio in September?
How many hours of daylight does San Gillio have in September?
When are sunrise and sunset in September in San Gillio?
How many hours of sunshine does San Gillio have in September?
How high is the UV index in September in San Gillio?
Average temperature in September
San Gillio, Italy
- Average high temperature in September: 22.2°C
The warmest month (with the highest average high temperature) is July (27.7°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in September: 11.7°C
The month with the highest average low temperature is July (15.7°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).
Average pressure in September
San Gillio, Italy
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is April (1014.4mbar).
Average wind speed in September
San Gillio, Italy
- Average wind speed in September: 6km/h
The windiest month (with the highest average wind speed) is July (6.8km/h).
The calmest month (with the lowest average wind speed) is November (5.2km/h).
Average humidity in September
San Gillio, Italy
- Average humidity in September: 67%
The month with the highest relative humidity is November (73%).
The month with the lowest relative humidity is July (62%).
Average rainfall in September
San Gillio, Italy
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is November (103mm).
The driest month (with the least rainfall) is January (15mm).
Average rainfall days in September
San Gillio, Italy
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is July (20.7 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in September
San Gillio, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (47mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
San Gillio, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.6 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
San Gillio, 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 5min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).
Average sunshine days in September
San Gillio, Italy
- Average sunshine days in September: 11.5 days
The months with the most sunshine days are January and December (20.4 days).
The month with the least sunshine days is June (4.7 days).
Average UV index in September
San Gillio, Italy
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in September
San Gillio, Italy
- Average cloud cover in September: 22
The month with the most cloud cover is November (Cloud cover 31).
The months with the least cloud cover are July and August (Cloud cover 20).
Average visibility in September
San Gillio, Italy
- Average visibility in September: 9km
The months with the highest visibility are June and July (10km).
The months with the lowest visibility are January, February, March, April, May, August, September, October, November and December (9km).
