Average sea water temperature in May:
+63.9°F
| Minimum sea water temperature in May: | 71.6°F |
| Maximum sea water temperature in May: | 57.6°F |
Daily sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 63.3°F. The highest and lowest sea temperatures during the month were 65.7°F and 60.1°F.
Monthly sea water temperature in Cerkno, °F
Which Slovenia resorts have warmest sea in May?
| Place name | May 2025 | May 2024 |
|---|---|---|
| Portoroz | 65.3°F | 64.5°F |
| Piran | 65.3°F | 64.5°F |
| Strunjan | 65.2°F | 64.3°F |
| Isola | 65.1°F | 64.1°F |
| Koper | 64.9°F | 64.1°F |
| Cerkno | 63.3°F | 63.4°F |
| Bohinjsko Jezero | 63.2°F | 63.3°F |
| Dolenjske Toplice | 62.3°F | 64.0°F |
Best time for vacation in Cerkno
Cerkno on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Cerkno
Local time: 02:38
April 28, tuesday
0300
45°F
SW
3 mph
3 mph
0600
45°F
SW
3 mph
3 mph
0900
52°F
W
3 mph
3 mph
1200
59°F
NW
3 mph
3 mph
1500
55°F
N
3 mph
3 mph
1800
50°F
S
3 mph
3 mph
2100
48°F
SW
4 mph
4 mph
April 29, wednesday
0000
46°F
SW
4 mph
4 mph
