Average sea water temperature in December:
+62.5°F
| Minimum sea water temperature in December: | 65.5°F |
| Maximum sea water temperature in December: | 59.5°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 62.4°F. The highest and lowest sea temperatures during the month were 63.9°F and 60.6°F.
Monthly sea water temperature in Nettuno, °F
Which Italy resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Lampedusa | 66.2°F | 67.2°F |
| Tropea | 64.4°F | 65.1°F |
| Sirakuzy | 64.2°F | 64.7°F |
| Capri | 64.0°F | 65.0°F |
| Scalea | 63.9°F | 64.9°F |
| Amalfi | 63.8°F | 64.6°F |
| Positano | 63.8°F | 64.8°F |
| Ischia | 63.8°F | 64.8°F |
| Sorrento | 63.7°F | 64.8°F |
| Catania | 63.6°F | 64.4°F |
| Cefalu | 63.5°F | 64.5°F |
| Taormina | 63.5°F | 64.3°F |
| Paestum | 63.5°F | 64.5°F |
| Giardini Naxos | 63.5°F | 64.3°F |
| Messina | 63.4°F | 64.0°F |
| Sicily | 63.3°F | 64.3°F |
| Naples | 63.3°F | 64.5°F |
| Salerno | 63.3°F | 64.1°F |
| Reggio di Calabria | 63.3°F | 63.9°F |
| Mondello | 63.1°F | 64.3°F |
Best time for vacation in Nettuno
Nettuno on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Nettuno
Local time: 17:09
April 06, monday
1800
61°F
E
6 mph
6 mph
2100
55°F
E
2 mph
2 mph
April 07, tuesday
0000
54°F
W
2 mph
2 mph
0300
54°F
SW
2 mph
2 mph
0600
54°F
SW
1 mph
1 mph
0900
57°F
NW
2 mph
2 mph
1200
63°F
NE
6 mph
6 mph
1500
63°F
E
8 mph
8 mph
