San Sebastian Sea Conditions and Tide Table

San Sebastian 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 05:01 AM and sunset is at 09:59 PM.

Days 1–3 Weather Summary

Light rain (total 3mm), mostly falling on Fri morning. Cool air temperatures (max 13°C on Fri afternoon, min 6°C on Fri night). Winds increasing (light winds from the WNW on Fri night, near gales from the W by Sat night).

Days 4–6 Weather Summary

Some drizzle, heaviest during Tue night. Cool air temperatures (max 12°C on Tue afternoon, min 5°C on Tue night). Winds increasing (fresh winds from the W on Mon night, near gales from the WSW by Wed morning).

Days 7–9 Weather Summary

Light rain (total 7mm), mostly falling on Fri morning. Very mild (max 11°C on Sat afternoon, min 5°C on Thu night). Winds decreasing (gales from the WSW on Thu morning, light winds from the WNW by Thu night).

Days 10–12 Weather Summary

Light rain (total 8mm), mostly falling on Mon morning. Very mild (max 15°C on Mon afternoon, min 9°C on Sun night). Winds decreasing (strong winds from the WSW on Sun morning, light winds from the WNW by Sun night).

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
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
8:40AM8.44m
9:19PM8.67m
9:18AM8.65m
9:56PM8.78m
9:55AM8.80m
10:32PM8.82m
10:31AM8.89m
11:08PM8.81m
11:09AM8.89m
11:45PM8.76m
11:48AM8.81m
00:24AM8.68m
12:30PM8.67m
1:05AM8.58m
1:16PM8.47m
1:50AM8.48m
2:09PM8.26m
2:41AM8.38m
3:09PM8.10m
3:38AM8.33m
4:17PM8.07m
4:40AM8.37m
5:28PM8.22m
5:45AM8.54m
Low Tide
2:59PM1.69m
3:19AM2.70m
3:36PM1.50m
3:55AM2.58m
4:14PM1.40m
4:31AM2.51m
4:51PM1.39m
5:08AM2.47m
5:28PM1.46m
5:46AM2.48m
6:06PM1.61m
6:26AM2.50m
6:47PM1.82m
7:11AM2.54m
7:32PM2.08m
8:00AM2.57m
8:23PM2.37m
8:57AM2.55m
9:21PM2.64m
9:59AM2.43m
10:26PM2.80m
11:06AM2.18m
11:34PM2.80m
Wave
height (m) 
direction
period (s) 
0.8
NNW
4
0.6
NW
3
0.4
NNE
5
0.7
WNW
3
0.6
W
3
1
WNW
4
0.9
WNW
4
0.9
WNW
4
0.9
WNW
4
1.1
NW
4
1
W
4
0.8
W
4
0.8
W
4
0.9
WNW
4
0.9
WNW
4
1
W
4
1.1
W
4
0.8
WNW
4
1.1
WNW
4
1.2
WSW
4
0.6
W
3
0.1
NE
9
0.4
NNE
4
0.7
W
3
0.8
WSW
4
0.7
W
4
0.7
WSW
4
0.8
W
4
0.9
WSW
4
0.5
W
3
0.3
NNW
2
0.4
N
3
0.7
WSW
3
0.5
W
3
0.5
W
3
0.4
NE
7
light rain
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
rain showers
clear
part cloud
part cloud
part cloud
cloud
rain showers
part cloud
clear
part cloud
part cloud
part cloud
part cloud
light rain
light rain
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
light rain
rain showers
part cloud
cloud
cloud
light rain
light rain
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
rain shwrs
clear
some clouds
some clouds
some clouds
cloudy
rain shwrs
some clouds
clear
some clouds
some clouds
some clouds
some clouds
light rain
light rain
some clouds
cloudy
some clouds
cloudy
cloudy
cloudy
cloudy
light rain
rain shwrs
some clouds
cloudy
cloudy
light rain
 km/h
35
NW
30
W
20
WNW
35
W
35
W
50
W
35
W
45
W
40
WNW
40
W
50
WSW
35
W
35
W
50
WNW
35
W
50
W
60
WSW
40
W
55
W
65
WSW
30
WSW
10
N
10
NW
45
WSW
40
WSW
35
W
35
WSW
45
WSW
50
WSW
20
WSW
10
NNW
25
WNW
40
WSW
30
WSW
30
W
20
NNW
 mm 
1
2
1
4
3
4
1
1
max°C
10
13
11
11
12
10
8
11
11
10
10
8
9
12
10
8
10
8
10
10
8
9
10
9
10
11
10
12
14
11
11
15
11
13
14
11
Moonrise
3:52
4:42
5:46
7:01
8:21
9:41
11:01
12:22
1:44
3:10
4:40
6:15
Moonset
10:33
11:16
11:47
12:09
12:25
12:37
12:47
12:56
1:06
1:17
1:32
Sunrise
5:01
5:01
5:01
5:03
5:03
5:03
5:05
5:05
5:05
5:07
5:07
5:09
Sunset
9:59
10:00
10:00
10:00
10:00
10:01
10:01
10:01
10:01
10:02
10:02
10:02
Today's sea temperature in San Sebastian is
10.2° C
(Statistics for 19 Dec 1981-2005 – mean: 8.6 max: 9.9 min: 7.3°C)
Issued (local time): 2 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest