San Juan Sea Conditions and Tide Table

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 06:30 AM and sunset is at 06:34 PM.

	Days 1–3 Weather Summary Some drizzle, heaviest during Fri afternoon. Warm air temperatures (max 29°C on Fri afternoon, min 22°C on Thu night). Wind will be generally light.									Days 4–6 Weather Summary Moderate rain (total 15mm), heaviest on Sat afternoon. Warm air temperatures (max 26°C on Sat morning, min 22°C on Sat night). Wind will be generally light.									Days 7–9 Weather Summary Moderate rain (total 10mm), heaviest on Tue morning. Warm (max 27°C on Thu morning, min 23°C on Tue night). Wind will be generally light.									Days 10–12 Weather Summary Light rain (total 2mm), mostly falling on Sun afternoon. Warm (max 28°C on Sat afternoon, min 23°C on Sun night). Wind will be generally light.
	Wednesday 18			Thursday 19			Friday 20			Saturday 21			Sunday 22			Monday 23			Tuesday 24			Wednesday 25			Thursday 26			Friday 27			Saturday 28			Sunday 29			Monday 30			Tuesday 31			Wednesday 1			Thu 2
	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	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM
Wave Height Map See all maps
High Tide	8:31AM0.41m		8:48PM0.42m	9:07AM0.38m		9:40PM0.47m	9:43AM0.34m		10:33PM0.50m	10:21AM0.30m		11:27PM0.51m		11:02AM0.27m	00:24AM0.52m		11:46AM0.24m	1:26AM0.50m		12:36PM0.23m	2:31AM0.49m		1:36PM0.22m	3:38AM0.48m		2:47PM0.23m	4:43AM0.47m		4:03PM0.26m		5:41AM0.45m		5:17PM0.29m	6:32AM0.44m		6:24PM0.34m	7:16AM0.42m		7:23PM0.39m	7:56AM0.39m		8:16PM0.43m	8:32AM0.35m
Low Tide		2:37PM0.05m	3:06AM0.03m		3:11PM0.01m	4:03AM0.04m		3:47PM-0.03m		5:02AM0.06m	4:26PM-0.06m		6:02AM0.07m		5:10PM-0.09m	7:04AM0.09m		6:01PM-0.10m	8:09AM0.11m		6:58PM-0.10m	9:17AM0.12m		8:03PM-0.09m	10:21AM0.13m		9:13PM-0.07m		11:18AM0.12m	10:25PM-0.05m		12:07PM0.12m	11:34PM-0.02m		12:49PM0.09m	00:40AM-0.00m		1:25PM0.07m	1:40AM0.02m		2:00PM0.05m	2:37AM0.04m		2:31PM0.02m
Wave height (m) direction period (s)	ENE 9	ENE 10	ENE 9	ENE 9	ENE 9	NE 9	NE 9	ENE 9	NE 10	NE 9	N 12	N 10	N 9	N 9	NNE 9	NNE 8	NNE 9	NNE 9	NNE 8	NE 13	NE 12	NE 11	NE 11	NE 10	NE 10	NE 10	N 10	N 10	N 10	N 10	NNE 10	NNE 10	NNE 10	NNE 10	NE 10	NE 9	NE 11	N 11	N 10	N 10	N 10	N 10	N 10	N 10	N 14	N 13	N 12

	clear	clear	clear	clear	clear	clear	clear	rain shwrs	clear	clear	risk tstorm	rain shwrs	rain shwrs	risk tstorm	clear	risk tstorm	clear	risk tstorm	rain shwrs	risk tstorm	risk tstorm	some clouds	cloudy	rain shwrs	some clouds	clear	some clouds	clear	clear	clear	clear	clear	some clouds	clear	risk tstorm	risk tstorm	clear	risk tstorm	risk tstorm	risk tstorm	risk tstorm	mod rain	rain shwrs	light rain	rain shwrs	risk tstorm	risk tstorm
km/h	E	ESE	SE	E	ESE	SSE	E	WSW	SSE	NE	SSE	SSW	NE	NE	E	ENE	ENE	ENE	ENE	ENE	E	E	E	E	E	E	ESE	ESE	E	ESE	E	ESE	ESE	E	SE	SE	NE	ENE	NE	NNE	NE	NE	NE	NE	ENE	ENE	E
mm	—	—	—	—	—	—	—	1	—	—	4	3	1	2	—	2	—	3	3	3	3	—	—	1	—	—	—	—	—	—	—	—	—	—	1	1	—	4	6	5	12	8	2	2	2	2	3
max°C	27	27	24	27	28	24	27	29	25	26	26	24	25	26	25	26	26	24	24	25	24	26	26	24	27	27	24	27	27	25	27	28	25	27	28	25	26	26	24	24	23	24	23	23	23	25	25
Moonrise	6:05	—	—	6:43	—	—	7:22	—	—	8:04	—	—	8:51	—	—	9:44	—	—	10:42	—	—	11:45	—	—	12:49	—	—	1:52	—	—	2:52	—	—	—	3:49	—	—	4:43	—	—	5:35	—	—	6:26	—	—	7:17
Moonset	—	6:23	—	—	7:20	—	—	8:19	—	—	—	9:22	—	—	10:27	—	—	11:33	—	—	—	12:38	—	—	1:39	—	—	2:33	—	—	3:20	—	—	4:02	—	—	4:41	—	—	5:16	—	—	5:50	—	—	6:24	—
	6:30	—	—	6:28	—	—	6:28	—	—	6:28	—	—	6:26	—	—	6:26	—	—	6:24	—	—	6:24	—	—	6:24	—	—	6:22	—	—	6:22	—	—	6:20	—	—	6:20	—	—	6:18	—	—	6:18	—	—	6:18	—
	—	6:34	—	—	6:35	—	—	6:35	—	—	6:35	—	—	6:35	—	—	6:36	—	—	6:36	—	—	6:36	—	—	6:36	—	—	6:36	—	—	6:37	—	—	6:37	—	—	6:37	—	—	6:37	—	—	6:37	—	—	6:37
	Today's sea temperature in San Juan is 26.7° C (Statistics for 18 Mar 1981-2005 – mean: 26.2 max: 26.9 min: 25.4°C)