World Resorts Italy Naples Weather

Naples Sea Temperature in May

Average sea water temperature in May:
+66.2°F
Minimum sea water temperature in May: 72.9°F
Maximum sea water temperature in May: 60.6°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 66.6°F. The highest and lowest sea temperatures during the month were 71.6°F and 63.7°F.

Monthly sea water temperature in Naples, °F

Which Italy resorts have warmest sea in May?

Place name May 2026 May 2025
Cefalu 67.5°F 67.4°F
Sicily 67.4°F 67.1°F
Venice 67.3°F 67.3°F
Scalea 67.1°F 67.5°F
Chioggia 67.0°F 66.7°F
Pizzo 66.8°F 67.2°F
Palermo 66.8°F 66.8°F
Genoa 66.8°F 66.7°F
Portofino 66.8°F 66.6°F
Santa Margherita Ligure 66.8°F 66.6°F
Tropea 66.8°F 67.3°F
Rapallo 66.8°F 66.6°F
Mondello 66.7°F 67.2°F
Vibo Marina 66.7°F 67.1°F
Marina di Zambrone 66.7°F 67.2°F
La Spezia 66.7°F 66.6°F
Viareggio 66.7°F 66.9°F
Ischia 66.7°F 67.5°F
Sestri Levante 66.7°F 66.6°F
Forte dei Marmi 66.7°F 66.7°F

Best time for vacation in Naples

Sunniest months:
July 28 days
August 26 days
June 25 days
Warmest months:
August 88.0 °F
July 87.2 °F
June 81.5 °F
Warmest sea temp:
August 80.9 °F
July 79.7 °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
+77°F
N 5 mph
Feels like: +79°F
Precip.: 22%
Places in Italy:
Name
°F
+68°F
+73°F
+79°F
+63°F
+64°F
+61°F
+77°F
+68°F
+70°F
+64°F
+66°F
+63°F
+73°F
+66°F
24 Hours Forecast
Naples
Local time: 03:16
September 18, friday
0600
75°F
NW
5 mph
0900
75°F
NW
7 mph
1200
75°F
N
7 mph
1500
77°F
N
6 mph
1800
77°F
N
5 mph
2100
77°F
E
2 mph
September 19, saturday
0000
77°F
E
1 mph
0300
77°F
NE
2 mph
Units of measurement: °C / °F