Average sea water temperature in September:
+73.9°F
| Minimum sea water temperature in September: | 79.9°F |
| Maximum sea water temperature in September: | 68.7°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 74.4°F. The highest and lowest sea temperatures during the month were 75.4°F and 73.4°F.
Monthly sea water temperature in Supetar, °F
Which Croatia resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Plat | 77.0°F | 77.8°F |
| Mlini | 77.0°F | 77.8°F |
| Cavtat | 77.0°F | 77.8°F |
| Lastovo | 76.8°F | 77.2°F |
| Dubrovnik | 76.7°F | 77.6°F |
| Rovinj | 75.9°F | 76.4°F |
| Korcula | 75.9°F | 76.7°F |
| Porec | 75.8°F | 76.6°F |
| Novigrad | 75.8°F | 76.6°F |
| Vrsar | 75.8°F | 76.4°F |
| Umag | 75.7°F | 76.4°F |
| Komiza | 75.7°F | 76.1°F |
| Hvar | 75.6°F | 76.5°F |
| Pula | 75.5°F | 75.9°F |
| Dugi Otok | 75.5°F | 75.2°F |
| Stari Grad | 75.5°F | 76.5°F |
| Molat | 75.0°F | 74.0°F |
| Istria | 74.8°F | 74.9°F |
| Mali Losinj | 74.8°F | 74.2°F |
| Tucepi | 74.7°F | 75.8°F |
Best time for vacation in Supetar
Supetar on a weather map
Places in Croatia:
Name
°F
24 Hours Forecast
Supetar
Local time: 07:53
December 05, friday
0900
54°F
W
5 mph
5 mph
1200
57°F
S
4 mph
4 mph
1500
57°F
SE
5 mph
5 mph
1800
54°F
S
6 mph
6 mph
2100
52°F
S
7 mph
7 mph
December 06, saturday
0000
48°F
SW
9 mph
9 mph
0300
46°F
SW
8 mph
8 mph
0600
46°F
SW
7 mph
7 mph
