September weather forecastGaltellì, Italy
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Galtellì, Italy, with an average temperature varying between 15.5°C (59.9°F) and 24.7°C (76.5°F).Temperature
September comes with a drop in the average high-temperature, falling from August's tropical 30.3°C (86.5°F) to a moderately hot 24.7°C (76.5°F). Galtellì sees an average low-temperature of 15.5°C (59.9°F) during September.Humidity
In Galtellì, the average relative humidity in September is 69%.Rainfall
In Galtellì, Italy, in September, during 9.8 rainfall days, 25mm (0.98") of precipitation is typically accumulated. Throughout the year, there are 137.1 rainfall days, and 412mm (16.22") of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
The average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 06:49 and sunset at 19:53. On the last day of the month, sunrise is at 07:17 and sunset at 19:05 CEST.
Sunshine
In Galtellì, the average sunshine in September is 10.1h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: In September, a regular UV index of 5 translates into these guidelines:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Galtellì, Italy
- Average high temperature in September: 24.7°C
The warmest months (with the highest average high temperature) are July and August (30.3°C).
The month with the lowest average high temperature is January (10.9°C).
- Average low temperature in September: 15.5°C
The month with the highest average low temperature is August (18.5°C).
The coldest month (with the lowest average low temperature) is February (3°C).
Average pressure in September
Galtellì, Italy
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is December (1018.7mbar).
The months with the lowest atmospheric pressure are April and November (1014mbar).
Average wind speed in September
Galtellì, Italy
- Average wind speed in September: 8.6km/h
The windiest months (with the highest average wind speed) are January and March (12.7km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).
Average humidity in September
Galtellì, Italy
- Average humidity in September: 69%
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (56%).
Average rainfall in September
Galtellì, Italy
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is November (52mm).
The driest month (with the least rainfall) is July (13mm).
Average rainfall days in September
Galtellì, Italy
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is April (15.6 days).
The month with the least rainy days is July (5.7 days).
Average snowfall in September
Galtellì, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is January (73mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Galtellì, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Galtellì, Italy
- Average daylight in September: 12h and 30min
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 6min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in September
Galtellì, Italy
- Average sunshine days in September: 17 days
The month with the most sunshine days is August (23.7 days).
The month with the least sunshine days is January (10.9 days).
Average UV index in September
Galtellì, Italy
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Galtellì, Italy
- Average cloud cover in September: 20
The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in September
Galtellì, Italy
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (8km).





