Average sea water temperature in November:
+61.7°F
| Minimum sea water temperature in November: | 68.0°F |
| Maximum sea water temperature in November: | 56.5°F |
Daily sea water temperature in November, °F
Show year:
2025
2024
2023
The average sea water temperature in November of 2025 was 61.6°F. The highest and lowest sea temperatures during the month were 63.9°F and 57.7°F.
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| Portoroz |
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Monthly sea water temperature in Portoroz, °F
Which Slovenia resorts have warmest sea in November?
| Place name | November 2025 | November 2024 |
|---|---|---|
| Portoroz | 61.6°F | 62.8°F |
| Piran | 61.6°F | 62.8°F |
| Strunjan | 61.3°F | 62.5°F |
| Isola | 61.0°F | 62.3°F |
| Koper | 60.9°F | 62.1°F |
| Dolenjske Toplice | 60.5°F | 61.8°F |
| Cerkno | 59.4°F | 60.2°F |
| Bohinjsko Jezero | 59.2°F | 60.0°F |
Best time for vacation in Portoroz
Portoroz on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Portoroz
Local time: 08:39
December 05, friday
0900

45°F
W
4 mph
4 mph
1200

50°F
SW
5 mph
5 mph
1500

48°F
SW
6 mph
6 mph
1800

45°F
SW
7 mph
7 mph
2100

39°F
SW
6 mph
6 mph
December 06, saturday
0000

39°F
SW
6 mph
6 mph
0300

43°F
SW
6 mph
6 mph
0600

46°F
SW
6 mph
6 mph



























