September weather forecastCellara, Italy
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Cellara, Italy, with an average temperature varying between 24.2°C (75.6°F) and 16°C (60.8°F).Temperature
Cellara's progression into September involves a minor drop in the average high-temperature, slightly receding from a warm 28.3°C (82.9°F) in August to a still moderately hot 24.2°C (75.6°F). Throughout September, Cellara registers a consistent average low-temperature of 16°C (60.8°F).Humidity
In September, the average relative humidity is 71%.Rainfall
In September, the rain falls for 13.7 days. Throughout September, 39mm (1.54") of precipitation is accumulated. Throughout the year, there are 158.2 rainfall days, and 563mm (22.17") of precipitation is accumulated.Snowfall
March through November are months without snowfall.Daylight
The average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 06:23 and sunset at 19:25. On the last day of September, sunrise is at 06:50 and sunset at 18:38 CEST.
Sunshine
In Cellara, the average sunshine in September is 10.6h.UV index
The average daily maximum UV index in September in Cellara, Italy, is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Cellara, Italy
- Average high temperature in September: 24.2°C
The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (10.1°C).
- Average low temperature in September: 16°C
The month with the highest average low temperature is August (18.1°C).
The coldest month (with the lowest average low temperature) is January (4.9°C).
Average pressure in September
Cellara, Italy
- Average pressure in September: 1015.3mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).
Average wind speed in September
Cellara, Italy
- Average wind speed in September: 7.4km/h
The windiest month (with the highest average wind speed) is February (12.2km/h).
The calmest month (with the lowest average wind speed) is August (6.3km/h).
Average humidity in September
Cellara, Italy
- Average humidity in September: 71%
The months with the highest relative humidity are January and November (79%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Cellara, Italy
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is November (83mm).
The driest months (with the least rainfall) are July and August (26mm).
Average rainfall days in September
Cellara, Italy
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is March (16.1 days).
The month with the least rainy days is July (8.1 days).
Average snowfall in September
Cellara, Italy
- Average snowfall in September: 0mm
The months with the highest snowfall are February and December (4mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Cellara, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (0.7 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
Cellara, Italy
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 10h and 36min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in September
Cellara, Italy
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is July (20.4 days).
The month with the least sunshine days is February (10.8 days).
Average UV index in September
Cellara, 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, February and December (UV index 3).
Average cloud cover in September
Cellara, Italy
- Average cloud cover in September: 19
The month with the most cloud cover is January (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in September
Cellara, 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).





