September weather forecastAffile, Italy
September
Weather in September
September, the first month of the autumn in Affile, is also a moderately hot month, with an average temperature fluctuating between 14.3°C (57.7°F) and 24.8°C (76.6°F).Temperature
The transition into September indicates a reduction in the average high-temperature, down to a moderately hot 24.8°C (76.6°F) from August's hot 30.5°C (86.9°F). September nights experience a consistent temperature drop to a moderate 14.3°C (57.7°F).Humidity
In September, the average relative humidity is 67%.Rainfall
In September, in Affile, Italy, the rain falls for 12.7 days. Throughout September, 44mm (1.73") of precipitation is accumulated. Throughout the year, there are 155.8 rainfall days, and 654mm (25.75") of precipitation is accumulated.Snowfall
March through December are months without snowfall.Daylight
In Affile, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 06:33 and sunset at 19:41. On the last day of September, in Affile, Italy, sunrise is at 07:03 and sunset at 18:50 CEST.
Sunshine
In September, the average sunshine in Affile is 10.8h.UV index
In September, the average daily maximum UV index in Affile is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Affile, Italy
- Average high temperature in September: 24.8°C
The warmest month (with the highest average high temperature) is August (30.5°C).
The month with the lowest average high temperature is January (9.8°C).
- Average low temperature in September: 14.3°C
The month with the highest average low temperature is August (17.6°C).
The coldest months (with the lowest average low temperature) are January and February (2.8°C).
Average pressure in September
Affile, Italy
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is April (1014mbar).
Average wind speed in September
Affile, Italy
- Average wind speed in September: 7.6km/h
The windiest month (with the highest average wind speed) is February (10.3km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in September
Affile, Italy
- Average humidity in September: 67%
The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is August (58%).
Average rainfall in September
Affile, Italy
- Average rainfall in September: 44mm
The wettest month (with the highest rainfall) is November (105mm).
The driest month (with the least rainfall) is August (20mm).
Average rainfall days in September
Affile, Italy
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is August (6.5 days).
Average snowfall in September
Affile, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (30mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Affile, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Affile, Italy
- Average daylight in September: 12h and 30min
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 12min).
- Average sunshine in September: 10h and 48min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in September
Affile, Italy
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is August (22.9 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in September
Affile, Italy
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Affile, Italy
- Average cloud cover in September: 20
The month with the most cloud cover is January (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in September
Affile, Italy
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).
