Swimming in Naples in september 2025: Average sea temperature in september and tide times in september 2025

Average sea temperature in Naples in september 2025.

In september, according to seasonal norms, the sea temperature in Naples is:

Minimum: 73°F

Average: 77°F

Maximum: 81°F

Other useful seasonal weather averages in september:

  • Outside temperature: 72°F to 81°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 13.7mph
  • It rains a total of 4.3in, over 6 day(s).

Should we swim in Naples in september?

Yes! The water temperature in Naples in september is pleasant

Swimming in september is pleasant in Naples and the surrounding area. The sea temperature is 77°F on average (min/max: 73°F/81°F), allowing you to swim for a long time and enjoy water sports.

Note also that in september, the climate is good with an average outside temperature of 77°F, 4.3in of precipitation (over 6 days) and 67.81 % humidity.

Water and normal seasonal temperatures in Naples in september

September
Average sea temperature 77°F
Minimum sea temperature 73°F
Maximum sea temperature 81°F
Average outside temperature 77°F
Maximum outside temperature 83°F
Minimum outside temperature 72°F
Wind speed 9.9mph
Wind temperature 72°F
Precipitation 4.3in
Number of days of rain 6 jour(s)
(19%)
Humidity 68%
Visibility in kilometers 9.69km
Cloud cover 20%
Our opinion pleasant swimming

Chart of the tides in september 2025

Tide times in september 2025 in Naples

Swim elsewhere in Italy in september

City Average T° Max. T° Our opinion
Sicily in september77°F80°Fpleasant swimming
Bari in september77°F83°Fpleasant swimming
Venice in september75°F80°Fpleasant swimming
Amalfi in september77°F82°Fpleasant swimming
Amalfi Coast in september77°F82°Fpleasant swimming
Brindisi in september77°F82°Fpleasant swimming
Capri in september77°F82°Fpleasant swimming
Genoa in september74°F78°Fpleasant swimming
Ischia in september77°F81°Fpleasant swimming
Pescara in september76°F83°Fpleasant swimming
Pompeii in september77°F82°Fpleasant swimming
Positano in september77°F82°Fpleasant swimming
Rimini in september76°F81°Fpleasant swimming
Sorrento in september77°F81°Fpleasant swimming
Trieste in september74°F80°Fpleasant swimming
Caorle in september74°F80°Fpleasant swimming
Diamante (Cosenza) in september77°F82°Fpleasant swimming
Igea Marina in september76°F81°Fpleasant swimming
Imperia in september73°F77°Fpleasant swimming
Isola d'Elba in september74°F79°Fpleasant swimming

Swim in Italy in september: sea temperature by city

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