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 06:07 PM.

Days 1–4 Weather Summary

Heavy rain (total 33mm), heaviest during Tue night. Warm air temperatures (max 26°C on Fri morning, min 24°C on Tue night). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 8mm), mostly falling on Sat night. Warm air temperatures (max 26°C on Fri afternoon, min 21°C on Fri night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 25°C on Mon afternoon, min 20°C on Mon night). Wind will be generally light.

Days 11–13 Weather Summary

Heavy rain (total 64mm), heaviest during Thu night. Warm (max 25°C on Thu afternoon, min 22°C on Thu night). Wind will be generally light.

Tue
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sun
4
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
AM
Wave Height Map
High Tide
11:04AM0.69m
11:09PM0.45m
11:41AM0.68m
00:00AM0.48m
12:18PM0.65m
00:53AM0.51m
12:58PM0.62m
1:50AM0.55m
1:43PM0.58m
2:49AM0.60m
2:32PM0.53m
3:50AM0.65m
3:27PM0.49m
4:51AM0.71m
4:27PM0.46m
5:52AM0.75m
5:29PM0.44m
6:50AM0.79m
6:32PM0.43m
7:47AM0.82m
7:33PM0.44m
8:41AM0.83m
8:32PM0.47m
9:33AM0.82m
Low Tide
5:48PM0.19m
6:23PM0.19m
5:42AM0.18m
6:59PM0.17m
6:40AM0.21m
7:36PM0.15m
7:47AM0.24m
8:16PM0.12m
9:00AM0.24m
9:01PM0.09m
10:14AM0.23m
9:50PM0.05m
11:24AM0.21m
10:43PM0.01m
12:30PM0.19m
11:38PM-0.02m
1:31PM0.17m
00:35AM-0.04m
2:26PM0.15m
1:32AM-0.05m
3:19PM0.14m
2:29AM-0.03m
Wave
height (m) 
direction
period (s) 
1.6
NE
7
1.9
NNE
9
1.9
NE
9
1.9
NE
9
1.9
NNE
10
1.6
NE
9
1.5
NE
9
1.3
NE
9
1.1
NE
9
1.2
NNE
9
1.4
N
12
1.4
N
11
1.4
NNE
12
1.2
NNE
11
1.1
NNE
12
1.3
NNE
11
1.4
NNE
15
1.3
NNE
13
1.3
NNE
13
1.1
NNE
12
1.1
NNE
12
1
NNE
12
0.9
NNE
12
0.7
NNE
11
0.6
NNE
10
0.9
N
9
1.1
N
10
1.1
N
9
1.1
N
9
1.1
N
8
1.7
NNW
8
2
N
8
1.8
N
8
1.8
N
8
1.8
NNE
9
1.6
NNE
9
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
rain showers
cloud
clear
clear
clear
clear
clear
rain showers
rain showers
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
part cloud
part cloud
rain showers
cloud
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
clear
rain shwrs
cloudy
clear
clear
clear
clear
clear
rain shwrs
rain shwrs
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
risk tstorm
risk tstorm
risk tstorm
risk tstorm
rain shwrs
some clouds
some clouds
rain shwrs
cloudy
 km/h
20
ENE
20
ENE
15
ENE
15
NE
15
NE
10
NE
15
NNE
5
ENE
10
NE
10
NE
5
SSW
5
E
15
E
10
SE
10
ESE
15
ENE
10
ESE
10
ESE
15
E
10
SSE
10
SE
15
E
5
SSW
5
NNE
15
ENE
10
E
10
E
5
ENE
10
N
15
NNW
20
N
20
NNW
25
NNW
20
N
15
N
15
NNE
 mm 
4
11
5
4
7
2
5
3
5
32
12
8
6
1
max°C
25
25
25
25
24
25
25
24
26
26
23
24
25
23
24
25
24
25
25
23
24
25
24
25
25
24
25
25
23
22
23
23
24
24
23
24
Moonrise
10:37
11:13
11:48
12:23
1:00
1:41
2:28
3:21
4:22
5:30
6:39
Moonset
9:24
10:18
11:12
12:06
1:02
2:01
3:03
4:10
5:20
6:28
7:32
8:28
Sunrise
7:11
7:11
7:11
7:11
7:13
7:13
7:13
7:13
7:13
7:13
7:15
7:15
Sunset
6:07
6:07
6:07
6:08
6:08
6:09
6:09
6:10
6:12
6:12
6:13
6:14
Today's sea temperature in Rio San Juan is
27.9° C
(Statistics for 23 Dec 1981-2005 – mean: 26.8 max: 27.7 min: 25.9°C)
Issued (local time): 1 pm Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest