September weather forecast
Sassetta, Italy

September

Weather in September

September, the first month of the autumn in Sassetta, is also a moderately hot month, with an average temperature varying between 19.7°C (67.5°F) and 24.1°C (75.4°F).

Temperature

The shift from August to September is characterized by an average high-temperature of a still moderately hot 24.1°C (75.4°F), not significantly different from the 27°C (80.6°F) of August. September nighttime temperatures in Sassetta hover close to the daytime peak with an average of 19.7°C (67.5°F).

Humidity

The months with the lowest humidity are August and September, with an average relative humidity of 69%.

Rainfall

In Sassetta, Italy, during September, the rain falls for 10.8 days and regularly aggregates up to 55mm (2.17") of precipitation. Throughout the year, there are 126.9 rainfall days, and 534mm (21.02") of precipitation is accumulated.

Snowfall

January, April through December are months without snowfall.

Daylight

In September, the average length of the day in Sassetta is 12h and 30min.
On the first day of the month, sunrise is at 06:42 and sunset at 19:52. On the last day of September, sunrise is at 07:14 and sunset at 19:00 CEST.

Sunshine

The average sunshine in September in Sassetta is 10.6h.

UV index

In Sassetta, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 6 in September suggests the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

What is the usual temperature for Sassetta in September?
The high-temperature, in September, in Sassetta, is 24.1°C (75.4°F), while the low-temperature averages to 19.7°C (67.5°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 29°C (84.2°F).
What is the least humid month in Sassetta?
The months with the lowest humidity in Sassetta, Italy, are August and September, with an average relative humidity of 69%.
What is the average humidity in September in Sassetta?
In September, the average relative humidity in Sassetta is 69%.
How many days does it rain in September in Sassetta?
In Sassetta, in September, it is raining for 10.8 days, with typically 55mm (2.17") of accumulated precipitation.
When it does not snow in Sassetta?
In Sassetta, Italy, snow does not fall in January, April through December.
What is the average length of the day in September in Sassetta?
In Sassetta, Italy, the average day length in September is 12h and 30min.
When is the sunrise / sunset in September in Sassetta?
In September, on the first day of the month, sunrise is at 06:42 and sunset at 19:52. On the last day of the month, in Sassetta, sunrise is at 07:14 and sunset at 19:00 CEST.
How many hours of sunshine does Sassetta have in September?
In September, the average sunshine duration in Sassetta is 10.6h.
What is the UV index intensity in September in Sassetta?
In September, the average daily maximum UV index in Sassetta, Italy, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Sassetta, Italy
Average temperature in September
Sassetta, Italy
  • Average high temperature in September: 24.1°C

The warmest month (with the highest average high temperature) is August (27°C).
The month with the lowest average high temperature is January (11.3°C).

  • Average low temperature in September: 19.7°C

The month with the highest average low temperature is August (22.8°C).
The coldest month (with the lowest average low temperature) is February (8.3°C).

Average pressure in September - Sassetta, Italy
Average pressure in September
Sassetta, Italy
  • Average pressure in September: 1015.4mbar

The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is July (1013.7mbar).

Average wind speed in September - Sassetta, Italy
Average wind speed in September
Sassetta, Italy
  • Average wind speed in September: 13.8km/h

The windiest month (with the highest average wind speed) is February (19.7km/h).
The calmest month (with the lowest average wind speed) is July (12.1km/h).

Average humidity in September - Sassetta, Italy
Average humidity in September
Sassetta, Italy
  • Average humidity in September: 69%

The month with the highest relative humidity is November (75%).
The months with the lowest relative humidity are August and September (69%).

Average rainfall in September - Sassetta, Italy
Average rainfall in September
Sassetta, Italy
  • Average rainfall in September: 55mm

The wettest month (with the highest rainfall) is November (108mm).
The driest month (with the least rainfall) is August (19mm).

Average rainfall days in September - Sassetta, Italy
Average rainfall days in September
Sassetta, Italy
  • Average rainfall days in September: 10.8 days

The month with the highest number of rainy days is November (15.5 days).
The month with the least rainy days is August (5.5 days).

Average snowfall in September - Sassetta, Italy
Average snowfall in September
Sassetta, Italy
  • Average snowfall in September: 0mm

The month with the highest snowfall is March (4mm).
The months with the least snowfall are January, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in September - Sassetta, Italy
Average snowfall days in September
Sassetta, Italy
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October and November (0 days).

Average daylight in September / Average sunshine in September - Sassetta, Italy
Average daylight in September /
Average sunshine in September
Sassetta, Italy
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 10h and 4min

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 36min).

Average sunshine days in September - Sassetta, Italy
Average sunshine days in September
Sassetta, Italy
  • Average sunshine days in September: 16.7 days

The month with the most sunshine days is August (24.3 days).
The month with the least sunshine days is November (13.3 days).

Average UV index in September - Sassetta, Italy
Average UV index in September
Sassetta, Italy
  • Average UV index in September: 6

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in September - Sassetta, Italy
Average cloud cover in September
Sassetta, Italy
  • Average cloud cover in September: 19

The month with the most cloud cover is January (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 10).

Average visibility in September - Sassetta, Italy
Average visibility in September
Sassetta, 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).

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