Average sea water temperature in September:
+74.1°F
| Minimum sea water temperature in September: | 81.1°F |
| Maximum sea water temperature in September: | 68.7°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 76.6°F. The highest and lowest sea temperatures during the month were 81.1°F and 70.7°F.
Monthly sea water temperature in Supetar, °F
Which Croatia resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Plat | 79.6°F | 77.0°F |
| Mlini | 79.6°F | 77.0°F |
| Cavtat | 79.6°F | 77.0°F |
| Dubrovnik | 79.0°F | 76.7°F |
| Lastovo | 78.6°F | 76.8°F |
| Novigrad | 78.3°F | 75.8°F |
| Komiza | 78.2°F | 75.7°F |
| Rovinj | 78.1°F | 75.9°F |
| Porec | 78.1°F | 75.8°F |
| Umag | 78.1°F | 75.7°F |
| Vrsar | 78.0°F | 75.8°F |
| Pula | 77.8°F | 75.5°F |
| Hvar | 77.7°F | 75.6°F |
| Tucepi | 77.6°F | 74.7°F |
| Stari Grad | 77.5°F | 75.5°F |
| Korcula | 77.5°F | 75.9°F |
| Makarska | 77.5°F | 74.7°F |
| Dugi Otok | 77.4°F | 75.5°F |
| Split | 77.1°F | 74.6°F |
| Trogir | 77.0°F | 74.6°F |
Best time for vacation in Supetar
Supetar on a weather map
Places in Croatia:
Name
°F
24 Hours Forecast
Supetar
Local time: 16:00
October 10, saturday
1800
64°F
N
11 mph
11 mph
2100
64°F
W
9 mph
9 mph
October 11, sunday
0000
63°F
W
12 mph
12 mph
0300
63°F
W
8 mph
8 mph
0600
63°F
SW
5 mph
5 mph
0900
61°F
SW
10 mph
10 mph
1200
61°F
SW
12 mph
12 mph
1500
61°F
SW
6 mph
6 mph
