Average sea water temperature in December:
+56.6°F
| Minimum sea water temperature in December: | 60.8°F |
| Maximum sea water temperature in December: | 52.7°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 57.1°F. The highest and lowest sea temperatures during the month were 58.5°F and 55.4°F.
Monthly sea water temperature in Istria, °F
Which Croatia resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Lastovo | 63.5°F | 62.8°F |
| Komiza | 62.9°F | 62.4°F |
| Korcula | 62.3°F | 62.1°F |
| Hvar | 62.3°F | 62.2°F |
| Klek | 62.0°F | 61.8°F |
| Mlini | 62.0°F | 61.9°F |
| Plat | 62.0°F | 61.9°F |
| Cavtat | 61.9°F | 61.8°F |
| Dubrovnik | 61.7°F | 61.6°F |
| Stari Grad | 61.6°F | 62.0°F |
| Dugi Otok | 61.2°F | 61.1°F |
| Molat | 60.3°F | 60.6°F |
| Biograd na Moru | 60.1°F | 60.0°F |
| Vodice | 60.1°F | 60.9°F |
| Skradin | 59.8°F | 61.0°F |
| Sibenik | 59.6°F | 60.9°F |
| Mali Losinj | 59.3°F | 60.1°F |
| Supetar | 59.1°F | 60.8°F |
| Tucepi | 59.0°F | 61.3°F |
| Trogir | 58.9°F | 60.4°F |
Best time for vacation in Istria
Istria on a weather map
Places in Croatia:
Name
°F
24 Hours Forecast
Istria
Local time: 14:30
December 28, sunday
1500
52°F
S
4 mph
4 mph
1800
48°F
W
3 mph
3 mph
2100
46°F
SW
4 mph
4 mph
December 29, monday
0000
45°F
SW
4 mph
4 mph
0300
45°F
SW
4 mph
4 mph
0600
43°F
S
6 mph
6 mph
0900
45°F
S
6 mph
6 mph
1200
50°F
SE
6 mph
6 mph
