29.12
mon
mon
Day
41°F
NE 2 mph
Precip.
0%
0%
Night
32°F
W 2 mph
Precip.
0%
0%
30.12
tue
tue
Day
37°F
W 14 mph
Precip.
0%
0%
Night
27°F
SW 6 mph
Precip.
0%
0%
31.12
wed
wed
Day
36°F
E 2 mph
Precip.
0%
0%
Night
27°F
SW 2 mph
Precip.
0%
0%
01.01
thu
thu
Day
32°F
E 2 mph
Precip.
0%
0%
Night
27°F
S 2 mph
Precip.
100%
100%
02.01
fri
fri
Day
32°F
S 1 mph
Precip.
100%
100%
Night
32°F
NW 1 mph
Precip.
100%
100%
03.01
sat
sat
Day
41°F
W 1 mph
Precip.
100%
100%
Night
50°F
N 12 mph
Precip.
100%
100%
04.01
sun
sun
Day
50°F
NE 13 mph
Precip.
100%
100%
Night
43°F
W 7 mph
Precip.
100%
100%
05.01
mon
mon
Day
34°F
SW 13 mph
Precip.
100%
100%
Night
28°F
SW 12 mph
Precip.
20%
20%
06.01
tue
tue
Day
32°F
SW 8 mph
Precip.
0%
0%
Night
19°F
SW 6 mph
Precip.
0%
0%
07.01
wed
wed
Day
37°F
SW 2 mph
Precip.
0%
0%
Night
27°F
SW 7 mph
Precip.
0%
0%
08.01
thu
thu
Day
37°F
SW 7 mph
Precip.
0%
0%
Night
27°F
SW 7 mph
Precip.
0%
0%
09.01
fri
fri
Day
41°F
SW 2 mph
Precip.
0%
0%
Night
39°F
SW 4 mph
Precip.
100%
100%
10.01
sat
sat
Day
43°F
SW 4 mph
Precip.
100%
100%
Night
43°F
W 2 mph
Precip.
66%
66%
11.01
sun
sun
Day
43°F
W 2 mph
Precip.
100%
100%
Night
41°F
E 1 mph
Precip.
66%
66%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 53.9°F. The highest and lowest sea temperatures during the month were 55.6°F and 51.3°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 49.3°F. The highest and lowest sea temperatures during the month were 50.5°F and 47.5°F.
Air temperature in Cerkno, °F
Precipitation total in Cerkno, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Cerkno
Cerkno on a weather map
Places in Slovenia:
Name
°F
24 Hours Forecast
Cerkno
Local time: 21:59
December 30, tuesday
0000
32°F
W
2 mph
2 mph
0300
32°F
W
3 mph
3 mph
0600
34°F
W
4 mph
4 mph
0900
36°F
SW
6 mph
6 mph
1200
37°F
W
14 mph
14 mph
1500
34°F
W
14 mph
14 mph
1800
28°F
W
12 mph
12 mph
2100
27°F
W
9 mph
9 mph
