Longboat Key Sea Temperature

(Today) Aug 2016

30.6°C / 87°F

Current weather

(thunderstorm with light rain)
33°C / 91°F

Partly cloudy

17 mph



The measurements for the sea temperature in Longboat Key, Florida are provided by the daily satellite readings provided by the NOAA. The temperatures given are the surface temperature (SST) which is most relevant to recreational users.

7 day tide forecast for Longboat Key

  • Low 12:36am
  • High 06:43am
  • Low 03:35pm
  • High 10:33pm
  • Low 01:53am
  • High 08:03am
  • Low 04:44pm
  • High 11:29pm
  • Low 03:19am
  • High 09:19am
  • Low 05:39pm
  • High 12:05am
  • Low 04:31am
  • High 10:22am
  • Low 06:24pm
  • High 12:32am
  • Low 05:28am
  • High 11:16am
  • Low 07:00pm
  • High 12:54am
  • Low 06:15am
  • High 12:01pm
  • Low 07:31pm
  • High 01:12am
  • Low 06:58am
  • High 12:41pm
  • Low 07:58pm

*These tide times are estimates based on the nearest port (Cortez, Sarasota 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.

Longboat Key tides

Average August sea temperatures

  • Max: 31.7°C / 89.0°F
  • Avg: 30.5°C / 86.8°F
  • Min: 28.9°C / 84.0°F
Longboat Key average sea temperature chart

These average ocean temperatures for Longboat Key are calculated from several years of archived data.

Map showing location of Longboat Key (27.41254, -82.65899)

Locations nearby


Whilst sea temperatures for Longboat Key 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 Longboat Key