World sea water temperatures

Water temperature in Casey Key (FL) in October

Is it warm enough to swim in Casey Key in October? Average water temperature in Casey Key in October is 81°F and therefore suitable for comfortable swimming. The warmest sea in Casey Key in October is 87.3°F, and the coldest is 72.7°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Casey Key

Changes water temperature in Casey Key in October 2024, 2023

To get an accurate forecast for the water temperature in Casey Key for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Casey Key, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of October.

You can choose any other years:

Year 1:   Year 2:


Day 2024 2023 Min Max
October 185.8°F84.2°F80.1°F86.2°F
October 287.3°F84°F78.3°F87.3°F
October 386.9°F83.3°F78.6°F86.9°F
October 486.4°F83.1°F78.3°F86.4°F
October 586.2°F83.1°F78.6°F86.2°F
October 685.6°F83.1°F77.9°F85.6°F
October 785.1°F83.3°F78.3°F85.1°F
October 884.7°F83.3°F78.6°F85.1°F
October 984.4°F82.6°F79°F84.7°F
October 1082.9°F81.7°F78.6°F84.9°F
October 1182°F81.1°F78.8°F85.1°F
October 1280.6°F81.1°F79.3°F84.7°F
October 1380.1°F81.7°F79.3°F84.7°F
October 1480.2°F82.4°F79.3°F84.6°F
October 1581°F81.9°F78.4°F84.6°F
Day 2024 2023 Min Max
October 1680.4°F81.3°F78.4°F84.9°F
October 1779.3°F79.3°F78.3°F84.4°F
October 1878.1°F76.5°F76.5°F83.3°F
October 1977.9°F76.1°F76.1°F82.9°F
October 2076.3°F77°F76.3°F82.8°F
October 2176.6°F77°F75.4°F83.1°F
October 2276.6°F76.8°F74.1°F82.9°F
October 2376.8°F76.3°F74.3°F82.4°F
October 2476.6°F77°F74.7°F82.6°F
October 2577.5°F76.5°F74.7°F82.2°F
October 2677°F76.3°F75.2°F81.7°F
October 2776.8°F75.6°F75.6°F82.2°F
October 2876.6°F76.5°F76.1°F82.4°F
October 2977.5°F76.1°F75.6°F82.9°F
October 3077.4°F76.1°F75°F83.1°F
October 3177.4°F76.3°F72.7°F83.3°F
Casey Key water temp chart in October

Average water temperature in Casey Key in October over a decade

20152016201720182019
81.1°F79.9°F81.5°F82.6°F82.2°F
20202021202220232024
82.4°F82.2°F77.9°F79.7°F80.6°F

Casey Key sea state in October

Chart comparing the height of waves in Casey Key in October over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Casey Key in October

Casey Key water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in October?

Want to know where the water temperature in October is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in October. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Turtle Beach80.8°F72.7°F87.1°F
Bayshore Gardens80.4°F72.7°F86.5°F
Ellenton80.4°F72.7°F86.5°F
Palmetto80.4°F72.7°F86.5°F
Longboat Key80.6°F72.5°F86.7°F
Coquina Beach80.6°F72.5°F86.7°F
Grove City81.1°F73°F87.4°F
Manasota Key81.1°F73°F87.4°F
Englewood81.1°F73°F87.4°F
Blind Pass Beach81.1°F73°F87.4°F

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Casey Key is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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