Average sea water temperature in September:
+76.9°F
| Minimum sea water temperature in September: | 84.6°F |
| Maximum sea water temperature in September: | 72.3°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 82.0°F. The highest and lowest sea temperatures during the month were 84.6°F and 79.0°F.
Monthly sea water temperature in Formia, °F
Which Italy resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Cefalu | 83.9°F | 79.9°F |
| Sicily | 83.9°F | 79.6°F |
| Mondello | 83.5°F | 80.1°F |
| Avola | 83.1°F | 79.7°F |
| Marina di Zambrone | 83.0°F | 79.3°F |
| Taranto | 83.0°F | 79.0°F |
| Tropea | 83.0°F | 79.4°F |
| Santa Maria al Bagno | 83.0°F | 78.3°F |
| Ischia | 82.9°F | 78.5°F |
| Letojanni | 82.9°F | 78.9°F |
| Fontane Bianche | 82.9°F | 79.6°F |
| Santa Maria di Leuca | 82.9°F | 78.2°F |
| Soverato | 82.9°F | 79.2°F |
| Scalea | 82.9°F | 79.3°F |
| Gallipoli | 82.9°F | 78.3°F |
| Catania | 82.9°F | 79.5°F |
| Sirakuzy | 82.9°F | 79.7°F |
| Taormina | 82.9°F | 79.1°F |
| San Vito Lo Capo | 82.9°F | 79.0°F |
| Catanzaro | 82.9°F | 78.9°F |
Best time for vacation in Formia
Formia on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Formia
Local time: 22:40
September 22, tuesday
0000
73°F
SE
9 mph
9 mph
0300
72°F
S
3 mph
3 mph
0600
72°F
W
4 mph
4 mph
0900
73°F
W
3 mph
3 mph
1200
75°F
N
7 mph
7 mph
1500
77°F
NE
5 mph
5 mph
1800
77°F
N
3 mph
3 mph
2100
72°F
W
11 mph
11 mph
