Rio San Juan Sea Conditions and Tide Table

Rio San Juan 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 — and sunset is at 06:00 PM.

Days 1–4 Weather Summary

Light rain (total 3mm), mostly falling on Fri night. Warm air temperatures (max 28°C on Mon afternoon, min 23°C on Fri night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 28°C on Tue afternoon, min 23°C on Mon night). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 9mm), mostly falling on Sun morning. Warm (max 28°C on Fri afternoon, min 24°C on Sat morning). Wind will be generally light.

Days 11–13 Weather Summary

Moderate rain (total 12mm), heaviest on Wed afternoon. Warm (max 27°C on Mon afternoon, min 23°C on Tue night). Wind will be generally light.

Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wed
17
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
AM
PM
Wave Height Map
High Tide
8:46PM0.45m
9:47AM0.85m
9:43PM0.46m
10:40AM0.82m
10:42PM0.47m
11:33AM0.78m
11:43PM0.49m
12:24PM0.73m
00:47AM0.50m
1:14PM0.67m
1:52AM0.53m
2:04PM0.61m
2:56AM0.55m
2:52PM0.56m
3:57AM0.58m
3:39PM0.50m
4:52AM0.61m
4:26PM0.46m
5:41AM0.63m
5:13PM0.42m
6:26AM0.65m
5:59PM0.40m
7:08AM0.66m
Low Tide
2:40AM-0.05m
4:28PM0.11m
3:36AM-0.03m
5:22PM0.12m
6:14PM0.13m
5:35AM0.07m
7:05PM0.14m
6:39AM0.13m
7:53PM0.14m
7:46AM0.19m
8:39PM0.14m
8:56AM0.23m
9:22PM0.14m
10:05AM0.25m
10:02PM0.13m
11:10AM0.25m
10:40PM0.12m
12:08PM0.24m
11:18PM0.11m
1:00PM0.23m
11:57PM0.09m
1:46PM0.21m
Wave
height (m) 
direction
period (s) 
1
ENE
10
1
ENE
9
1.2
ENE
9
1
ENE
10
0.9
ENE
9
1.1
NE
9
1
NE
9
1
NE
9
0.9
ENE
9
0.8
ENE
9
0.7
NE
9
0.7
NE
8
0.7
ENE
8
0.7
ENE
8
0.9
ENE
10
1.2
N
12
1.5
N
11
1.5
N
11
1.3
NNE
10
1.3
NNE
10
1.3
NNE
10
1.3
NE
12
1.2
NE
11
1.3
NE
11
1.2
ENE
10
1.2
ENE
9
1.2
ENE
9
1
ENE
9
1
ENE
9
1
ENE
9
1
NE
10
1.3
NNE
9
1.4
NNE
9
1.2
NNE
9
1.1
NE
9
1.1
NE
9
thunderstorm
part cloud
clear
rain showers
clear
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
rain showers
part cloud
part cloud
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
clear
thunderstorm
part cloud
part cloud
part cloud
part cloud
thunderstorm
risk tstorm
some clouds
clear
rain shwrs
clear
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
rain shwrs
some clouds
some clouds
risk tstorm
clear
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
rain shwrs
clear
risk tstorm
some clouds
some clouds
some clouds
some clouds
risk tstorm
 km/h
15
SE
15
ESE
25
ESE
10
SE
15
ESE
20
ESE
15
SE
10
ESE
15
E
10
S
0
SE
10
ENE
10
SE
15
ESE
20
E
15
SE
15
ESE
25
ESE
15
SE
20
ESE
20
ESE
15
ESE
15
ESE
20
ESE
15
ESE
15
ESE
15
E
5
ESE
10
ESE
15
E
10
ESE
15
SE
15
E
10
S
10
SE
15
S
 mm 
1
1
1
1
1
2
3
2
3
2
2
4
max°C
25
26
27
25
27
27
25
27
28
26
26
28
25
26
27
25
27
28
26
27
28
25
27
27
26
27
27
25
26
27
25
26
27
25
26
27
Moonrise
7:55
9:03
10:06
11:05
11:59
12:51
1:40
2:29
3:19
4:10
5:03
Moonset
8:52
9:52
10:42
11:26
12:04
12:38
1:10
1:42
2:14
2:49
3:26
4:08
Sunrise
7:01
7:01
7:01
7:03
7:03
7:03
7:03
7:05
7:05
7:05
7:07
7:07
Sunset
6:00
6:00
6:00
6:00
6:00
6:01
6:01
6:01
6:02
6:02
6:02
6:04
6:04
Today's sea temperature in Rio San Juan is
28.4° C
(Statistics for 05 Dec 1981-2005 – mean: 27.3 max: 28.0 min: 26.3°C)
Issued (local time): 7 pm Friday 05 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest