Current sea water temperature:
+51.3°F
| Minimum sea water temperature in December: | 59.0°F |
| Maximum sea water temperature in December: | 49.8°F |
| Average sea water temperature in December: | 54.4°F |
| more information | |
14 days
forecast
forecast
| Cerkno |
monthly
weather
weather
| Cerkno |
Sea water temperature for the last 10 days:
| December 27 | 51.3°F | December 22 | 54.0°F |
| December 26 | 52.7°F | December 21 | 54.0°F |
| December 25 | 54.1°F | December 20 | 53.2°F |
| December 24 | 53.4°F | December 19 | 54.1°F |
| December 23 | 53.8°F | December 18 | 54.1°F |
Monthly sea water temperature, °F
When is the warmest sea in Cerkno?
Based on the data about daily sea water temperature for the last three years the warmest sea in Cerkno was noticed in August, July and September.
Monthly Sea Temperatures in Cerkno, °F
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.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 77.4°F. The highest and lowest sea temperatures during the month were 79.9°F and 75.0°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 73.6°F. The highest and lowest sea temperatures during the month were 75.6°F and 71.1°F.
current
weather
weather
| Cerkno |
weather in
January
January
| Cerkno |
Best time for vacation in Cerkno
Cerkno on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Cerkno
Local time: 00:54
December 28, sunday
0300
41°F
W
3 mph
3 mph
0600
39°F
SW
5 mph
5 mph
0900
41°F
SW
7 mph
7 mph
1200
48°F
W
9 mph
9 mph
1500
46°F
W
6 mph
6 mph
1800
37°F
SW
6 mph
6 mph
2100
34°F
SW
6 mph
6 mph
December 29, monday
0000
32°F
SW
5 mph
5 mph
