Average sea water temperature in October:
+65.7°F
| Minimum sea water temperature in October: | 71.2°F |
| Maximum sea water temperature in October: | 61.0°F |
Daily sea water temperature in October, °F
Show year:
2026
2025
2024
The average sea water temperature in October of 2026 was 66.9°F. The highest and lowest sea temperatures during the month were 69.6°F and 64.6°F.
Monthly sea water temperature in Opatija, °F
Which Croatia resorts have warmest sea in October?
| Place name | October 2026 | October 2025 |
|---|---|---|
| Rovinj | 71.3°F | 67.7°F |
| Porec | 71.2°F | 67.4°F |
| Vrsar | 71.2°F | 67.5°F |
| Novigrad | 71.2°F | 67.4°F |
| Umag | 71.0°F | 67.4°F |
| Pula | 70.8°F | 67.9°F |
| Dugi Otok | 70.7°F | 67.9°F |
| Lastovo | 70.4°F | 69.3°F |
| Komiza | 70.4°F | 68.3°F |
| Plat | 70.3°F | 68.9°F |
| Mlini | 70.3°F | 68.9°F |
| Cavtat | 70.3°F | 69.0°F |
| Dubrovnik | 70.3°F | 68.8°F |
| Hvar | 70.2°F | 68.7°F |
| Stari Grad | 70.1°F | 68.5°F |
| Molat | 70.0°F | 67.4°F |
| Mali Losinj | 69.8°F | 67.2°F |
| Istria | 69.8°F | 66.8°F |
| Medulin | 69.7°F | 67.2°F |
| Korcula | 69.6°F | 68.6°F |
Best time for vacation in Opatija
Opatija on a weather map
Places in Croatia:
Name
°F
24 Hours Forecast
Opatija
Local time: 18:53
November 13, friday
2100
45°F
SW
8 mph
8 mph
November 14, saturday
0000
45°F
SW
7 mph
7 mph
0300
43°F
SW
7 mph
7 mph
0600
41°F
SW
8 mph
8 mph
0900
45°F
SW
9 mph
9 mph
1200
50°F
SW
9 mph
9 mph
1500
50°F
SW
7 mph
7 mph
1800
45°F
SW
6 mph
6 mph
