Average sea water temperature in September:
+75.3°F
| Minimum sea water temperature in September: | 81.5°F |
| Maximum sea water temperature in September: | 70.2°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 75.8°F. The highest and lowest sea temperatures during the month were 77.7°F and 73.2°F.
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Monthly sea water temperature in Portofino, °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 |
| Avola | 79.7°F | 80.3°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 |
| Marina di Zambrone | 79.3°F | 80.0°F |
| Scalea | 79.3°F | 79.6°F |
| Capo Vaticano | 79.2°F | 79.5°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 |
| Villasimus | 79.0°F | 77.5°F |
| Letojanni | 78.9°F | 80.2°F |
| Catanzaro | 78.9°F | 80.4°F |
| Naples | 78.6°F | 78.4°F |
| Ischia | 78.5°F | 78.2°F |
Best time for vacation in Portofino
Portofino on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Portofino
Local time: 04:31
July 15, wednesday
0600
73°F
SW
6 mph
6 mph
0900
79°F
NW
3 mph
3 mph
1200
81°F
N
4 mph
4 mph
1500
82°F
NW
4 mph
4 mph
1800
81°F
E
7 mph
7 mph
2100
77°F
E
3 mph
3 mph
July 16, thursday
0000
75°F
SW
4 mph
4 mph
0300
73°F
SW
5 mph
5 mph
