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 64.0°F. The highest and lowest sea temperatures during the month were 64.8°F and 63.0°F.
Monthly sea water temperature in Ischia, °F
Which Italy resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Lampedusa | 66.5°F | 67.2°F |
| Avola | 65.3°F | 65.0°F |
| Fontane Bianche | 65.1°F | 65.0°F |
| Capo Vaticano | 64.8°F | 65.1°F |
| Tropea | 64.7°F | 65.1°F |
| Sirakuzy | 64.5°F | 64.7°F |
| Capri | 64.3°F | 65.0°F |
| Scalea | 64.2°F | 64.9°F |
| Maiori | 64.1°F | 64.6°F |
| Amalfi | 64.1°F | 64.6°F |
| Positano | 64.1°F | 64.8°F |
| Cefalu | 64.0°F | 64.5°F |
| Sorrento | 64.0°F | 64.8°F |
| Ischia | 64.0°F | 64.8°F |
| Catania | 64.0°F | 64.4°F |
| Taormina | 63.8°F | 64.3°F |
| Sicily | 63.8°F | 64.3°F |
| Letojanni | 63.8°F | 64.3°F |
| Marina di Ragusa | 63.8°F | 64.5°F |
| Giardini Naxos | 63.8°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: 16:01
December 25, thursday
1800
59°F
W
9 mph
9 mph
2100
57°F
SW
12 mph
12 mph
December 26, friday
0000
57°F
SW
12 mph
12 mph
0300
55°F
SW
14 mph
14 mph
0600
55°F
SW
13 mph
13 mph
0900
55°F
SW
14 mph
14 mph
1200
57°F
SW
14 mph
14 mph
1500
59°F
SW
16 mph
16 mph
