Koper, Slovenia Sea Conditions and Tide Table

Koper, Slovenia Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 07:43 AM and sunset is at 04:24 PM.

Days 1–3 Weather Summary

Light rain (total 3mm), mostly falling on Wed morning. Low air temperatures (max 7°C on Thu morning, min 2°C on Thu night). Winds decreasing (strong winds from the ENE on Wed afternoon, light winds from the ENE by Fri afternoon).

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 9°C on Sat morning, min 2°C on Sun night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 14mm) heaviest on Wed night, then becoming colder with a dusting of snow on Thu morning. Mild temperatures (max 8°C on Tue afternoon, min 1°C on Thu night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 2°C on Fri morning, min -4°C on Sun night). Mainly fresh winds.

Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
10:41AM0.90m
00:58AM0.95m
11:19AM0.81m
1:42AM0.97m
12:10PM0.71m
2:34AM0.98m
1:42PM0.60m
3:32AM1.00m
4:30PM0.57m
4:33AM1.03m
6:37PM0.63m
5:30AM1.07m
7:45PM0.73m
8:32PM0.83m
7:11AM1.11m
9:16PM0.92m
7:56AM1.13m
9:54PM0.98m
8:38AM1.12m
10:31PM1.02m
9:17AM1.09m
11:07PM1.04m
Low Tide
5:43PM0.14m
6:37AM0.62m
6:16PM0.20m
8:00AM0.60m
6:53PM0.29m
9:49AM0.53m
7:40PM0.38m
11:22AM0.43m
8:52PM0.47m
12:21PM0.30m
10:32PM0.54m
1:06PM0.18m
00:01AM0.57m
1:47PM0.07m
1:07AM0.58m
2:26PM-0.01m
2:11AM0.56m
3:04PM-0.07m
3:00AM0.54m
3:40PM-0.09m
3:46AM0.53m
4:14PM-0.07m
4:30AM0.53m
Wave
height (m) 
direction
period (s) 
1.6
NE
5
1.8
NE
5
1.4
NE
5
1.1
NE
4
0.9
NE
4
0.6
NE
4
0.4
NE
4
0.3
NE
3
0.2
N
2
0.1
N
2
0.2
N
2
0
W
2
0.1
E
1
0.6
NE
4
0.1
E
2
0.1
S
4
0.1
S
3
0.1
S
3
0.1
SW
2
0.1
W
2
0.1
S
2
0.1
S
2
0.1
N
1
0.3
S
4
1
ENE
4
1.3
NE
5
0.9
NE
4
1.1
NE
4
1
NE
4
1.1
NE
4
1.1
NE
4
0.8
NE
4
0.6
NE
3
0.4
NE
2
0.4
ENE
3
0.3
ENE
3
light rain
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
cloud
light rain
mod rain
light snow
light rain
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
light rain
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
light rain
mod rain
light snow
light rain
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
 km/h
40
ENE
40
ENE
30
ENE
20
ENE
20
ENE
15
ENE
10
ENE
10
ENE
10
ENE
10
ENE
5
NE
5
ENE
15
ENE
15
ENE
5
ENE
0
ENE
5
NE
5
SE
5
SE
5
SSE
5
E
5
SE
5
N
0
WNW
25
ENE
20
ENE
20
NE
20
NE
20
NE
20
ENE
25
NE
25
NE
20
NNE
15
ENE
15
ENE
10
ENE
 mm 
3
2
8
3
1
max°C
6
6
5
7
6
3
7
6
4
9
7
4
7
5
2
6
5
5
7
8
6
7
6
6
2
3
2
2
2
0
1
1
0
2
1
-1
Moonrise
10:39
10:59
11:17
11:34
11:53
12:14
12:41
1:16
2:04
3:07
4:24
5:46
Moonset
8:52
10:03
11:15
12:28
1:45
3:06
4:30
5:53
7:08
8:09
8:54
Sunrise
7:43
7:43
7:43
7:43
7:43
7:43
7:45
7:45
7:45
7:45
7:45
7:45
Sunset
4:24
4:25
4:27
4:27
4:28
4:29
4:30
4:30
4:31
4:32
4:32
4:34
Today's sea temperature in Koper, Slovenia is
13.4° C
(Statistics for 24 Dec 1981-2005 – mean: 12.8 max: 15.1 min: 10.3°C)
Issued (local time): 12 pm Wednesday 24 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest