September weather forecast
Sorrento, Italy

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Weather in September

September in Sorrento, Italy offers an enchanting mix of slowly dwindling summer conditions and the soft echo of approaching autumn. The temperatures remain comfortably warm, albeit lower than the peak summer months. The weather exhibits a noted shift as rainfall surges to 64mm (2.52") from 10mm (0.39") in August. The onset of autumn in October further amplifies these changes. In the slowly retreating summer light, Sorrento in September transforms into a spectacle of changing colors and softening landscapes.

Temperature

The arrival of September in Sorrento, Italy, signals a subtle shift in temperature, down from a warm 28.1°C (82.6°F) in August to a still moderately hot 24.9°C (76.8°F). A mean low-temperature of 21.4°C (70.5°F) is a distinguishing feature of September, indicating a slight dip from daytime highs.

Humidity

September is the least humid month, with an average relative humidity of 65%.

Rainfall

In Sorrento, in September, it is raining for 12.6 days, with typically 64mm (2.52") of accumulated precipitation. In Sorrento, during the entire year, the rain falls for 147.3 days and collects up to 721mm (28.39") of precipitation.

Snowfall

January, March through November are months without snowfall.

Sea temperature

In Sorrento, in September, the average water temperature is 24.8°C (76.6°F).
Note: Swimming in 24.8°C (76.6°F) water can be enjoyable based on one's cold tolerance and conditions like sunshine, wind, and ambient temperature. (Olympic swimmers compete in waters between 25°C (77°F) and 28°C (82.4°F).)

Daylight

The average length of the day in September in Sorrento is 12h and 28min.
On the first day of September, sunrise is at 06:30 and sunset at 19:34. On the last day of the month, sunrise is at 06:58 and sunset at 18:46 CEST.

Sunshine

The average sunshine in September is 10.9h.

UV index

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: A maximum high daily UV index of 6 during September translates into the following directions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Attention! UV radiation is ramped up when reflecting off sand and water surfaces.
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Frequently asked questions

What are the temperatures in Sorrento in September?

The high-temperature in Sorrento, Italy, during September is 24.9°C (76.8°F) and the low-temperature is 21.4°C (70.5°F). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 30°C (86°F).

What is the least humid month in Sorrento?

The least humid month in Sorrento is September, with an average relative humidity of 65%.

What is the average humidity in September in Sorrento?

In Sorrento, Italy, the average relative humidity in September is 65%.

How many days does it rain in September in Sorrento?

In Sorrento, in September, it is raining for 12.6 days, with typically 64mm (2.52") of accumulated precipitation.

When it does not snow in Sorrento?

January, March through November are months without snowfall in Sorrento.

What is the sea temperature in September in Sorrento?

In September, the average sea temperature in Sorrento is 24.8°C (76.6°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24.8°C (76.6°F) water.

What is the average length of the day in September in Sorrento?

The average day length in September is 12h and 28min.

When is the sunrise / sunset in September in Sorrento?

On the first day of September, sunrise is at 06:30 and sunset at 19:34. On the last day of the month, sunrise is at 06:58 and sunset at 18:46 CEST.

How many hours of sunshine does Sorrento have in September?

In Sorrento, Italy, the average sunshine duration in September is 10.9h.

How high is the UV index in September in Sorrento?

The average daily maximum UV index in September in Sorrento is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
Sorrento, Italy

Average temperature in September - Sorrento, Italy
  • Average high temperature in September: 24.9°C

The warmest month (with the highest average high temperature) is August (28.1°C).
The months with the lowest average high temperature are January and February (12.8°C).

  • Average low temperature in September: 21.4°C

The month with the highest average low temperature is August (24.3°C).
The coldest months (with the lowest average low temperature) are January and February (9.9°C).

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Average pressure in September
Sorrento, Italy

Average pressure in September - Sorrento, Italy
  • Average pressure in September: 1015.6mbar

The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is April (1014mbar).

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Average wind speed in September
Sorrento, Italy

Average wind speed in September - Sorrento, Italy
  • Average wind speed in September: 12km/h

The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).

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Average humidity in September
Sorrento, Italy

Average humidity in September - Sorrento, Italy
  • Average humidity in September: 65%

The months with the highest relative humidity are March, April, May and November (71%).
The month with the lowest relative humidity is September (65%).

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Average rainfall in September
Sorrento, Italy

Average rainfall in September - Sorrento, Italy
  • Average rainfall in September: 64mm

The wettest month (with the highest rainfall) is November (145mm).
The driest month (with the least rainfall) is August (10mm).

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Average rainfall days in September
Sorrento, Italy

Average rainfall days in September - Sorrento, Italy
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is November (16.3 days).
The month with the least rainy days is August (4.7 days).

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Average snowfall days in September
Sorrento, Italy

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

The months with the highest number of snowfall days are February and December (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in September
Sorrento, Italy

Average sea temperature in September - Sorrento, Italy
  • Average sea temperature in September: 24.8°C

The best month for swimming (with the highest average sea temperature) is August (26°C).
The coldest month (with the lowest average sea temperature) is February (13.9°C).

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Average daylight in September /
Average sunshine in September
Sorrento, Italy

Average daylight in September / Average sunshine in September - Sorrento, 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 5min

The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

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Average sunshine days in September
Sorrento, Italy

Average sunshine days in September - Sorrento, Italy
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is August (23.8 days).
The month with the least sunshine days is February (11.1 days).

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Average UV index in September
Sorrento, Italy

Average UV index in September - Sorrento, 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, March, November and December (UV index 4).

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Average cloud cover in September
Sorrento, Italy

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

The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 9).

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Average visibility in September
Sorrento, Italy

Average visibility in September - Sorrento, 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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Sorrento, Italy

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