Average sea water temperature in December:
+63.3°F
| Minimum sea water temperature in December: | 66.2°F |
| Maximum sea water temperature in December: | 59.7°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 64.8°F and 62.4°F.
Monthly sea water temperature in Ischia, °F
Which Italy resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Lampedusa | 66.2°F | 67.2°F |
| Avola | 65.0°F | 65.0°F |
| Fontane Bianche | 64.8°F | 65.0°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 |
| Amalfi | 63.8°F | 64.6°F |
| Maiori | 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 |
| Marina di Ragusa | 63.6°F | 64.5°F |
| Taormina | 63.5°F | 64.3°F |
| Cefalu | 63.5°F | 64.5°F |
| Letojanni | 63.5°F | 64.3°F |
| Paestum | 63.5°F | 64.5°F |
| Giardini Naxos | 63.5°F | 64.3°F |
Best time for vacation in Ischia
Ischia on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Ischia
Local time: 16:11
December 31, wednesday
1800
50°F
SW
19 mph
19 mph
2100
48°F
SW
20 mph
20 mph
January 01, thursday
0000
48°F
SW
16 mph
16 mph
0300
46°F
SW
11 mph
11 mph
0600
46°F
W
5 mph
5 mph
0900
48°F
NW
6 mph
6 mph
1200
50°F
NW
7 mph
7 mph
1500
54°F
NW
10 mph
10 mph
