Average sea water temperature in December:
+63.6°F
| Minimum sea water temperature in December: | 66.7°F |
| Maximum sea water temperature in December: | 61.0°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 63.8°F. The highest and lowest sea temperatures during the month were 64.6°F and 63.5°F.
sea water
temperature
temperature
| Posillipo |
monthly
weather
weather
| Posillipo |
current
weather
weather
| Posillipo |
14 days
forecast
forecast
| Posillipo |
Monthly sea water temperature in Posillipo, °F
Which Italy resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Lampedusa | 66.8°F | 67.2°F |
| Capo Vaticano | 65.2°F | 65.1°F |
| Tropea | 65.1°F | 65.1°F |
| Cefalu | 65.0°F | 64.5°F |
| Sirakuzy | 64.8°F | 64.7°F |
| Briatico | 64.8°F | 64.9°F |
| Sicily | 64.6°F | 64.3°F |
| Capri | 64.6°F | 65.0°F |
| Scalea | 64.5°F | 64.9°F |
| Pizzo | 64.5°F | 64.6°F |
| Maiori | 64.4°F | 64.6°F |
| Amalfi | 64.4°F | 64.6°F |
| Catania | 64.3°F | 64.4°F |
| Positano | 64.3°F | 64.8°F |
| Sorrento | 64.2°F | 64.8°F |
| Ischia | 64.2°F | 64.8°F |
| Mondello | 64.2°F | 64.3°F |
| Taormina | 64.1°F | 64.3°F |
| Paestum | 64.1°F | 64.5°F |
| Letojanni | 64.1°F | 64.3°F |
Best time for vacation in Posillipo
Posillipo on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Posillipo
Local time: 21:18
December 17, wednesday
0000
55°F
W
9 mph
9 mph
0300
57°F
NW
9 mph
9 mph
0600
57°F
NW
9 mph
9 mph
0900
57°F
NW
7 mph
7 mph
1200
61°F
NW
7 mph
7 mph
1500
63°F
NW
7 mph
7 mph
1800
61°F
W
3 mph
3 mph
2100
59°F
SW
2 mph
2 mph
