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
Acireale in September undergoes a slight reduction in the average high-temperature, shifting from August's tropical 30.1°C (86.2°F) to a warm 26.1°C (79°F). Acireale experiences a mean low-temperature of 20.6°C (69.1°F) during September.Humidity
In September, the average relative humidity in Acireale is 66%.Rainfall
In Acireale, in September, during 8.7 rainfall days, 27mm (1.06") of precipitation is typically accumulated. Throughout the year, there are 92.2 rainfall days, and 278mm (10.94") of precipitation is accumulated.Snowfall
February through December are months without snowfall.Daylight
In September, the average length of the day in Acireale is 12h and 25min.On the first day of the month, sunrise is at 06:29 and sunset at 19:28. On the last day of September, sunrise is at 06:54 and sunset at 18:43 CEST.
Sunshine
The average sunshine in September in Acireale, Italy, is 10.9h.UV index
In September, the average daily maximum UV index in Acireale is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 6 during September leads to these advisories:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Acireale in September?
What is the average humidity in September in Acireale?
How much does it rain in Acireale in September?
When it does not snow in Acireale?
How many hours of daylight does Acireale have in September?
When are sunrise and sunset in September in Acireale?
How many hours of sunshine does Acireale have in September?
What is the UV index reading in September in Acireale?
Average temperature in September
Acireale, Italy
- Average high temperature in September: 26.1°C
The warmest month (with the highest average high temperature) is August (30.1°C).
The month with the lowest average high temperature is January (13.1°C).
- Average low temperature in September: 20.6°C
The month with the highest average low temperature is August (23.5°C).
The coldest months (with the lowest average low temperature) are January and February (7.9°C).
Average pressure in September
Acireale, Italy
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is December (1019mbar).
The month with the lowest atmospheric pressure is July (1014.1mbar).
Average wind speed in September
Acireale, Italy
- Average wind speed in September: 8.7km/h
The windiest month (with the highest average wind speed) is February (13.5km/h).
The calmest month (with the lowest average wind speed) is August (8.5km/h).
Average humidity in September
Acireale, Italy
- Average humidity in September: 66%
The month with the highest relative humidity is November (75%).
The month with the lowest relative humidity is July (57%).
Average rainfall in September
Acireale, Italy
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is October (49mm).
The driest month (with the least rainfall) is August (6mm).
Average rainfall days in September
Acireale, Italy
- Average rainfall days in September: 8.7 days
The month with the highest number of rainy days is October (12.2 days).
The month with the least rainy days is July (3.6 days).
Average snowfall in September
Acireale, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Acireale, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Acireale, Italy
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 10h and 5min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 36min).
Average sunshine days in September
Acireale, Italy
- Average sunshine days in September: 18.7 days
The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is October (16.6 days).
Average UV index in September
Acireale, Italy
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are February and December (UV index 3).
Average cloud cover in September
Acireale, Italy
- Average cloud cover in September: 15
The month with the most cloud cover is January (Cloud cover 27).
The months with the least cloud cover are July and August (Cloud cover 7).
Average visibility in September
Acireale, Italy
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
