Sea Temperature

Lower Grand Lagoon Sea Temperature

(Today) Jul 2020

28.5°C / 83.3°F

Current weather

24°C / 76°F
(broken clouds)

Partly cloudy

5 mph



The measurements for the water temperature in Lower Grand Lagoon, Florida 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 Lower Grand Lagoon water temperature derived from many years of historical sea surface temperature data.

Maximum and minimum monthly sea temperatures in Lower Grand Lagoon
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 14.1 13.6 15.3 17.9 21 25.6 27.7 28.7 26.8 23.3 18.8 16.8
Max °C 19.1 18.8 20.1 23.5 27.2 29.7 30.8 30.8 29.7 28.4 25.1 20.6
Min °F 59.4 58.6 61.5 66.5 72.3 79.7 83.1 84.5 81.4 75.9 68.3 63.8
Max °F 64.4 63.8 66.3 72.1 78.5 83.8 86.2 86.6 84.3 81 74.6 67.6

7 day tide forecast for Lower Grand Lagoon

  • High 6:15am
  • Low 5:19pm
  • High 6:56am
  • Low 6:04pm
  • High 7:43am
  • Low 6:53pm
  • High 8:33am
  • Low 7:41pm
  • High 9:23am
  • Low 8:25pm
  • High 10:11am
  • Low 9:04pm
  • High 10:59am
  • Low 9:36pm
7 day tide times for Lower Grand Lagoon

*These tide times are estimates based on the nearest port (Channel entrance, St. Andrew Bay) 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 July sea temperatures

  • Max: 30.8°C / 87.4°F
  • Avg: 29.2°C / 84.6°F
  • Min: 27.7°C / 81.8°F
Lower Grand Lagoon average sea temperature chart

These average ocean temperatures for Lower Grand Lagoon are calculated from several years of archived data.

Map showing location of Lower Grand Lagoon (30.144090, -85.750760)

Locations nearby


Whilst sea temperatures for Lower Grand Lagoon 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 Lower Grand Lagoon

Lower Grand Lagoon average sea temperature chart