Average sea water temperature in March:
+50.4°F
| Minimum sea water temperature in March: | 56.5°F |
| Maximum sea water temperature in March: | 45.5°F |
Daily sea water temperature in March, °F
Show year:
2025
2024
2023
The average sea water temperature in March of 2025 was 51.4°F. The highest and lowest sea temperatures during the month were 53.4°F and 49.1°F.
Monthly sea water temperature in Koper, °F
Which Slovenia resorts have warmest sea in March?
| Place name | March 2025 | March 2024 |
|---|---|---|
| Dolenjske Toplice | 52.4°F | 54.7°F |
| Portoroz | 51.7°F | 53.6°F |
| Piran | 51.7°F | 53.6°F |
| Strunjan | 51.6°F | 53.4°F |
| Koper | 51.4°F | 53.4°F |
| Isola | 51.4°F | 53.3°F |
| Cerkno | 50.8°F | 53.0°F |
| Bohinjsko Jezero | 50.7°F | 52.9°F |
Best time for vacation in Koper
Koper on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Koper
Local time: 21:13
December 20, saturday
0000

46°F
S
1 mph
1 mph
0300

46°F
S
2 mph
2 mph
0600

46°F
S
1 mph
1 mph
0900

45°F
SW
2 mph
2 mph
1200

55°F
SW
2 mph
2 mph
1500

55°F
S
2 mph
2 mph
1800

50°F
SW
3 mph
3 mph
2100

43°F
W
4 mph
4 mph



























