World Resorts Italy Naples Weather

Naples Sea Temperature in September

Average sea water temperature in September:
+77.2°F
Minimum sea water temperature in September: 83.3°F
Maximum sea water temperature in September: 72.9°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 78.6°F. The highest and lowest sea temperatures during the month were 80.2°F and 75.9°F.

Monthly sea water temperature in Naples, °F

Which Italy resorts have warmest sea in September?

Place name September 2025 September 2024
Lampedusa 80.8°F 81.5°F
Mondello 80.1°F 79.6°F
Cefalu 79.9°F 80.0°F
Sirakuzy 79.7°F 80.1°F
Sicily 79.6°F 79.7°F
Catania 79.5°F 80.3°F
Palermo 79.5°F 79.0°F
Tropea 79.4°F 79.8°F
Scalea 79.3°F 79.6°F
Giardini Naxos 79.1°F 80.3°F
Taormina 79.1°F 80.3°F
San Vito Lo Capo 79.0°F 79.5°F
Crotone 78.7°F 80.5°F
Naples 78.6°F 78.4°F
Ischia 78.5°F 78.2°F
Capri 78.5°F 78.3°F
Trapani 78.5°F 78.5°F
Cagliari 78.4°F 76.7°F
Sorrento 78.3°F 78.5°F
Paestum 78.0°F 78.7°F

Best time for vacation in Naples

Sunniest months:
July 28 days
August 26 days
June 25 days
Warmest months:
August 88.1 °F
July 87.2 °F
June 81.5 °F
Warmest sea temp:
August 80.6 °F
July 79.5 °F
September 77.2 °F
Coldest months:
January 54.8 °F
February 56.3 °F
December 57.8 °F
Rainiest months:
November 7 days
January 6 days
February 5 days
Windiest months:
January 8.2 mph
February 8.2 mph
March 7.9 mph

Naples on a weather map

Naples
+63°F
SE 2 mph
Feels like: +63°F
Precip.: 0%
Places in Italy:
Name
°F
+59°F
+63°F
+59°F
+61°F
+52°F
+55°F
+61°F
+63°F
+55°F
+54°F
+59°F
+54°F
+57°F
24 Hours Forecast
Naples
Local time: 23:09
April 28, tuesday
0000
63°F
SE
2 mph
0300
61°F
SE
2 mph
0600
59°F
S
3 mph
0900
64°F
N
1 mph
1200
68°F
NE
6 mph
1500
70°F
NE
8 mph
1800
68°F
E
7 mph
2100
64°F
SE
5 mph
Units of measurement: °C / °F