Average sea water temperature in December:
+55.0°F
| Minimum sea water temperature in December: | 59.7°F |
| Maximum sea water temperature in December: | 50.2°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 55.3°F. The highest and lowest sea temperatures during the month were 56.5°F and 53.2°F.
Monthly sea water temperature in Trieste, °F
Which Italy resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Lampedusa | 66.2°F | 67.2°F |
| Capo Vaticano | 64.5°F | 65.1°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 |
| Maiori | 63.8°F | 64.6°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 |
| 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 |
Best time for vacation in Trieste
Trieste on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Trieste
Local time: 12:17
June 09, tuesday
1500
79°F
E
6 mph
6 mph
1800
75°F
NE
4 mph
4 mph
2100
64°F
W
2 mph
2 mph
June 10, wednesday
0000
63°F
W
5 mph
5 mph
0300
61°F
W
6 mph
6 mph
0600
61°F
W
9 mph
9 mph
0900
70°F
W
9 mph
9 mph
1200
77°F
W
3 mph
3 mph
