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
Weather in September
Temperature
September ushers in a minor alteration in Castellaneta's climate, with the average high-temperature moving from August's tropical 31°C (87.8°F) to a moderately hot 26.4°C (79.5°F). During September, Castellaneta sees a mean low-temperature of 19.7°C (67.5°F).Humidity
The average relative humidity in September is 61%.Rainfall
In September, in Castellaneta, the rain falls for 9.2 days. Throughout September, 26mm (1.02") of precipitation is accumulated. Throughout the year, in Castellaneta, there are 127.3 rainfall days, and 400mm (15.75") of precipitation is accumulated.Snowfall
In Castellaneta, snow does not fall in March, May through November.Daylight
The average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 06:19 and sunset at 19:24. On the last day of September, in Castellaneta, sunrise is at 06:48 and sunset at 18:35 CEST.
Sunshine
In September, the average sunshine in Castellaneta, Italy, is 10.7h.UV index
In Castellaneta, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 6 translates into these guidelines:
Fend off overexposure. Sun protection is vital. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the temperature in September in Castellaneta?
What is the average humidity in September in Castellaneta?
How many days does it rain in September in Castellaneta?
When it does not snow in Castellaneta?
What is the average length of the day in September in Castellaneta?
When are sunrise and sunset in September in Castellaneta?
How long on average sun shines in September in Castellaneta?
How high is the UV index in September in Castellaneta?
Average temperature in September
Castellaneta, Italy
- Average high temperature in September: 26.4°C
The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (11.6°C).
- Average low temperature in September: 19.7°C
The month with the highest average low temperature is August (22.9°C).
The coldest month (with the lowest average low temperature) is January (6.4°C).
Average pressure in September
Castellaneta, Italy
- Average pressure in September: 1014.8mbar
The month with the highest atmospheric pressure is December (1017.7mbar).
The month with the lowest atmospheric pressure is July (1012.7mbar).
Average wind speed in September
Castellaneta, Italy
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest months (with the lowest average wind speed) are August and September (11.7km/h).
Average humidity in September
Castellaneta, Italy
- Average humidity in September: 61%
The months with the highest relative humidity are January and November (76%).
The months with the lowest relative humidity are July and August (53%).
Average rainfall in September
Castellaneta, Italy
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is March (50mm).
The driest month (with the least rainfall) is August (10mm).
Average rainfall days in September
Castellaneta, Italy
- Average rainfall days in September: 9.2 days
The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is August (4.7 days).
Average snowfall in September
Castellaneta, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (8mm).
The months with the least snowfall are March, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Castellaneta, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are March, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Castellaneta, Italy
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 10h and 4min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in September
Castellaneta, Italy
- Average sunshine days in September: 18.8 days
The month with the most sunshine days is July (24 days).
The month with the least sunshine days is February (12.3 days).
Average UV index in September
Castellaneta, Italy
- Average UV index in September: 6
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in September
Castellaneta, Italy
- Average cloud cover in September: 18
The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in September
Castellaneta, 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).
Castellaneta, Italy
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