Average sea water temperature in September:
+73.4°F
| Minimum sea water temperature in September: | 81.0°F |
| Maximum sea water temperature in September: | 67.3°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 75.0°F. The highest and lowest sea temperatures during the month were 79.7°F and 70.0°F.
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| Bohinjsko Jezero |
monthly
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| Bohinjsko Jezero |
current
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| Bohinjsko Jezero |
14 days
forecast
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| Bohinjsko Jezero |
Monthly sea water temperature in Bohinjsko Jezero, °F
Which Slovenia resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Portoroz | 77.6°F | 75.3°F |
| Piran | 77.6°F | 75.3°F |
| Strunjan | 77.4°F | 75.2°F |
| Koper | 77.1°F | 75.2°F |
| Isola | 77.1°F | 75.1°F |
| Cerkno | 75.2°F | 73.6°F |
| Bohinjsko Jezero | 75.0°F | 73.3°F |
| Dolenjske Toplice | 74.6°F | 71.7°F |
Best time for vacation in Bohinjsko Jezero
Bohinjsko Jezero on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Bohinjsko Jezero
Local time: 12:01
November 01, sunday
1500

37°F
SW
6 mph
6 mph
1800

34°F
SW
4 mph
4 mph
2100

32°F
S
5 mph
5 mph
November 02, monday
0000

32°F
SW
4 mph
4 mph
0300

30°F
SW
4 mph
4 mph
0600

30°F
SW
4 mph
4 mph
0900

34°F
SW
5 mph
5 mph
1200

39°F
SW
6 mph
6 mph



























