Palermo
Italy
Long-term weather forecast
Long-term weather forecast

September weather forecast and Climate
Palermo, Italy

The Fountain of shame front view in Palermo, Italy below perfect blue skies
The Fountain of shame front view in Palermo, Italy below perfect blue skies
  • The average high temperature in September: 27.5°C

The warmest month (with the highest average high temperature) is August (30.5°C).
The month with the lowest average high temperature is February (14.5°C).

  • The average low temperature in September: 20.1°C

The month with the highest average low temperature is August (22.7°C).
The coldest month (with the lowest average low temperature) is February (8.5°C).

  • The average rainfall in September: 65.3mm

The wettest month (with the highest rainfall) is December (123.7mm).
The driest month (with the lowest rainfall) is July (6.7mm).

  • The average rainfall days in September: 5.4 days

The month with the highest number of rainy days is December (12 days).
The month with the lowest number of rainy days is July (1.2 days).

  • The average sea temperature in September: 25°C

The best month for swimming (with the highest average sea temperature) is August (26°C).
Coldest months (with the lowest average sea temperature) are February and March (14°C).

  • The average daylight in September: 12h

Months with the longest days are June and July (Average daylight: 15h).
Months with shortest days are January, November and December (Average daylight: 10h).

  • The average sunshine in September: 8h

The month with most sunshine is July (Average sunshine: 11h).
Months with least sunshine are January and December (Average sunshine: 4).

  • The average UV index in September: 7

Months with the highest UV index are June, July and August (UV index 9).
Months with the lowest UV index are January and December (UV index 2).

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