Average sea water temperature in December:
+59.8°F
| Minimum sea water temperature in December: | 63.9°F |
| Maximum sea water temperature in December: | 55.6°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 59.5°F. The highest and lowest sea temperatures during the month were 61.3°F and 57.7°F.
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Monthly sea water temperature in San Giuliano, °F
Which Italy resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Lampedusa | 66.6°F | 67.2°F |
| Avola | 65.6°F | 65.0°F |
| Capo Vaticano | 65.0°F | 65.1°F |
| Tropea | 64.9°F | 65.1°F |
| Sirakuzy | 64.7°F | 64.7°F |
| Briatico | 64.6°F | 64.9°F |
| Cefalu | 64.5°F | 64.5°F |
| Capri | 64.5°F | 65.0°F |
| Scalea | 64.3°F | 64.9°F |
| Pizzo | 64.3°F | 64.6°F |
| Amalfi | 64.2°F | 64.6°F |
| Maiori | 64.2°F | 64.6°F |
| Sicily | 64.2°F | 64.3°F |
| Positano | 64.2°F | 64.8°F |
| Catania | 64.1°F | 64.4°F |
| Sorrento | 64.1°F | 64.8°F |
| Ischia | 64.1°F | 64.8°F |
| Taormina | 64.0°F | 64.3°F |
| Letojanni | 64.0°F | 64.3°F |
| Giardini Naxos | 64.0°F | 64.3°F |
Best time for vacation in San Giuliano
San Giuliano on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
San Giuliano
Local time: 11:48
December 20, saturday
1200
55°F
W
6 mph
6 mph
1500
57°F
W
6 mph
6 mph
1800
54°F
W
6 mph
6 mph
2100
52°F
W
6 mph
6 mph
December 21, sunday
0000
52°F
W
6 mph
6 mph
0300
50°F
W
6 mph
6 mph
0600
50°F
W
6 mph
6 mph
0900
52°F
W
6 mph
6 mph
