Sea Temperature

Río San Juan Sea Temperature

(Today) May 2019

27.8°C / 82°F

Current weather

25°C / 77°F
(thunderstorm with light rain)

Partly cloudy

6 mph



The measurements for the water temperature in Río San Juan, María Trinidad Sánchez are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

Monthly average max / min water temperatures

The graph below shows the range of monthly Río San Juan water temperature derived from many years of historical sea surface temperature data.

Maximum and minimum monthly sea temperatures in Río San Juan
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 25.2 24.8 25.2 25.6 26.1 27.1 27.5 28.3 28.3 28.1 27.7 26.4
Max °C 27.1 26.6 26.4 27 27.7 28.8 29.3 29.7 30.1 29.7 29.4 28.3
Min °F 78.1 77.4 77.8 78.6 79.6 81.4 82.2 83.5 83.7 83.2 82.5 80.2
Max °F 80 79.2 79 80 81.2 83.1 84 84.9 85.5 84.8 84.2 82.1

7 day tide forecast for Río San Juan

  • Low 4:30am
  • High 9:28am
  • Low 3:18pm
  • High 10:40pm
  • Low 5:20am
  • High 10:12am
  • Low 4:01pm
  • High 11:26pm
  • Low 6:09am
  • High 10:58am
  • Low 4:45pm
  • High 12:12am
  • Low 6:55am
  • High 11:46am
  • Low 5:31pm
  • High 12:58am
  • Low 7:40am
  • High 12:39pm
  • Low 6:21pm
  • High 1:42am
  • Low 8:22am
  • High 1:38pm
  • Low 7:15pm
  • High 2:26am
  • Low 9:02am
  • High 2:42pm
  • Low 8:16pm

*These tide times are estimates based on the nearest port (Puerto Plata, Dominican Republic) and may differ by up to half and hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.

Average May sea temperatures

  • Max: 27.7°C / 81.9°F
  • Avg: 26.9°C / 80.4°F
  • Min: 26.1°C / 79°F
Río San Juan average sea temperature chart

These average ocean temperatures for Río San Juan are calculated from several years of archived data.

Map showing location of Río San Juan (19.643850, -70.076350)

Locations nearby


Whilst sea temperatures for Río San Juan are as accurate as current data allows, there may be slight local and regional variations depending on conditions. Time of day and wind direction may have a temporary local effect as can water flows from neraby rivers.

Alternate names for Río San Juan
Laguna Grigri, Rio San Juan, Río San Juan

Río San Juan average sea temperature chart