Average sea water temperature in August:
+77.8°F
| Minimum sea water temperature in August: | 82.9°F |
| Maximum sea water temperature in August: | 73.0°F |
Daily sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 76.1°F. The highest and lowest sea temperatures during the month were 77.7°F and 73.4°F.
Monthly sea water temperature in Cerkno, °F
Which Slovenia resorts have warmest sea in August?
| Place name | August 2025 | August 2024 |
|---|---|---|
| Portoroz | 77.2°F | 81.9°F |
| Piran | 77.2°F | 81.9°F |
| Strunjan | 77.1°F | 81.7°F |
| Isola | 76.9°F | 81.4°F |
| Koper | 76.7°F | 81.3°F |
| Bohinjsko Jezero | 76.2°F | 78.6°F |
| Cerkno | 76.1°F | 78.9°F |
| Dolenjske Toplice | 74.0°F | 78.8°F |
Best time for vacation in Cerkno
Cerkno on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Cerkno
Local time: 07:15
January 14, wednesday
0900

41°F
N
1 mph
1 mph
1200

41°F
NE
1 mph
1 mph
1500

37°F
NE
2 mph
2 mph
1800

37°F
N
1 mph
1 mph
2100

36°F
W
0 mph
0 mph
January 15, thursday
0000

36°F
SW
1 mph
1 mph
0300

36°F
W
1 mph
1 mph
0600

37°F
SW
1 mph
1 mph



























