September weather forecast
Amalfi, Italy

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The beautiful hillside coastal city of Amalfi, Italy
The beautiful hillside coastal city of Amalfi, Italy

Weather in September

September marks the end of the hot summer months in Amalfi, Italy, as the temperatures start to slowly decrease. Of note is the drop in the average sea temperature from 26.1°C (79°F) in August to 25°C (77°F) in September, signaling the end of peak beach weather. While October will maintain similar weather patterns, it will see a sharp increase in rainfall. Enjoy the last of the summer sunsets and indulge in various outdoor dining options. This is the time to capture beautiful sunsets and enjoy the quieter side of Amalfi.

Temperature

September's arrival in Amalfi signals a moderate reduction in the average high-temperature, easing from a hot 30.2°C (86.4°F) in August to a warm 25.5°C (77.9°F). September nights in Amalfi, Italy, experience a consistent temperature drop to a comfortable 18.6°C (65.5°F).

Humidity

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

Rainfall

In September, in Amalfi, the rain falls for 12.5 days. Throughout September, 48mm (1.89") of precipitation is accumulated. Throughout the year, in Amalfi, Italy, there are 149.6 rainfall days, and 614mm (24.17") of precipitation is accumulated.

Snowfall

In Amalfi, snow does not fall in March through December.

Sea temperature

In Amalfi, the average seawater temperature in September is 25°C (77°F).
Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for swimming, diving, and other activities, ensuring comfort and enjoyment for lengthened periods.

Daylight

In Amalfi, Italy, the average length of the day in September is 12h and 28min.
On the first day of the month, sunrise is at 06:29 and sunset at 19:33. On the last day of September, in Amalfi, sunrise is at 06:57 and sunset at 18:45 CEST.

Sunshine

In September, the average sunshine in Amalfi is 10.9h.

UV index

In Amalfi, Italy, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: An average maximum UV index of 6 in September leads to these recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Enhance your sun protection with tightly woven, yet airy clothing. Be vigilant! The Sun's UV rays get a boost from sand and water reflections.
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Frequently asked questions

What are September temperatures in Amalfi?

The high-temperature, in September, in Amalfi, records 25.5°C (77.9°F), while the low-temperature is 18.6°C (65.5°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 33°C (91.4°F).

What is the average humidity in September in Amalfi?

The average relative humidity in September in Amalfi, Italy, is 65%.

How many days does it rain in September in Amalfi?

In September, in Amalfi, Italy, the rain falls for 12.5 days. Throughout September, 48mm (1.89") of precipitation is accumulated.

When it does not snow in Amalfi?

March through December are months without snowfall in Amalfi.

What is the sea water temperature in September in Amalfi?

In Amalfi, the average seawater temperature in September is 25°C (77°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

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

In Amalfi, the average day length in September is 12h and 28min.

When are sunrise and sunset in September in Amalfi?

In September, on the first day of the month, sunrise is at 06:29 and sunset at 19:33. On the last day of the month, in Amalfi, Italy, sunrise is at 06:57 and sunset at 18:45 CEST.

How long on average sun shines in September in Amalfi?

The average sunshine duration in September in Amalfi, Italy, is 10.9h.

What is the UV index reading in September in Amalfi?

In September, the average daily maximum UV index in Amalfi, Italy, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
Amalfi, Italy

Average temperature in September - Amalfi, Italy
  • Average high temperature in September: 25.5°C

The warmest month (with the highest average high temperature) is August (30.2°C).
The month with the lowest average high temperature is January (11.7°C).

  • Average low temperature in September: 18.6°C

The month with the highest average low temperature is August (21.6°C).
The coldest months (with the lowest average low temperature) are January and February (6.8°C).

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Average pressure in September
Amalfi, Italy

Average pressure in September - Amalfi, Italy
  • Average pressure in September: 1015.5mbar

The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is July (1013.9mbar).

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Average wind speed in September
Amalfi, Italy

Average wind speed in September - Amalfi, Italy
  • Average wind speed in September: 9.3km/h

The windiest month (with the highest average wind speed) is February (13.1km/h).
The calmest month (with the lowest average wind speed) is August (7.7km/h).

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Average humidity in September
Amalfi, Italy

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

The months with the highest relative humidity are January and November (75%).
The month with the lowest relative humidity is August (61%).

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Average rainfall in September
Amalfi, Italy

Average rainfall in September - Amalfi, Italy
  • Average rainfall in September: 48mm

The wettest month (with the highest rainfall) is November (122mm).
The driest month (with the least rainfall) is August (11mm).

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Average rainfall days in September
Amalfi, Italy

Average rainfall days in September - Amalfi, Italy
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is January (15.6 days).
The month with the least rainy days is August (6.3 days).

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Average snowfall in September
Amalfi, Italy

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

The months with the highest snowfall are January and February (3mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days in September
Amalfi, Italy

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

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in September
Amalfi, Italy

Average sea temperature in September - Amalfi, Italy
  • Average sea temperature in September: 25°C

The best month for swimming (with the highest average sea temperature) is August (26.1°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
Amalfi, Italy

Average daylight in September / Average sunshine in September - Amalfi, 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 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
Amalfi, Italy

Average sunshine days in September - Amalfi, Italy
  • Average sunshine days in September: 14.4 days

The month with the most sunshine days is July (22.4 days).
The month with the least sunshine days is February (10.8 days).

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Average UV index in September
Amalfi, Italy

Average UV index in September - Amalfi, 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).

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Average cloud cover in September
Amalfi, Italy

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

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

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Average visibility in September
Amalfi, Italy

Average visibility in September - Amalfi, 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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Amalfi, Italy

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