World sea water temperatures

Water temperature in Passage Key (FL) in October

Is it warm enough to swim in Passage Key in October? Average water temperature in Passage Key in October is 80.2°F and therefore suitable for comfortable swimming. The warmest sea in Passage Key in October is 86.5°F, and the coldest is 71.6°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Passage Key

Changes water temperature in Passage Key in October 2024, 2023

To get an accurate forecast for the water temperature in Passage 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 Passage 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 185.5°F83.8°F78.1°F86.2°F
October 286.5°F82.8°F82.8°F86.5°F
October 386.2°F82°F81.1°F86.2°F
October 486.2°F82.2°F77.7°F86.2°F
October 586°F81.3°F81°F86°F
October 685.5°F82.4°F80.6°F85.5°F
October 784.6°F82.2°F77.5°F84.6°F
October 884°F82.4°F78.3°F84.7°F
October 983.5°F81.9°F79°F84.4°F
October 1081.5°F80.6°F77.5°F83.7°F
October 1180.8°F80.4°F79.7°F84.7°F
October 1278.3°F80.2°F78.3°F84.4°F
October 1378.8°F79.9°F77.5°F82.9°F
October 1478.8°F80.2°F78.6°F82.9°F
October 1579.2°F80.2°F77.5°F83.8°F
Day 2024 2023 Min Max
October 1679.2°F79.9°F79.2°F84°F
October 1777.5°F77.2°F77.2°F82°F
October 1875.6°F74.5°F74.5°F83.5°F
October 1975.9°F73.6°F73.6°F81.7°F
October 2074.1°F74.7°F74.1°F83.1°F
October 2175.2°F75°F75°F83.1°F
October 2275.7°F75.7°F72.9°F82°F
October 2375.7°F76.3°F72.1°F82°F
October 2475.9°F76.3°F72.7°F81.5°F
October 2576.1°F75.6°F71.6°F81°F
October 2675.9°F75.6°F74.5°F81°F
October 2775.4°F75.7°F75.4°F81.1°F
October 2875.9°F75.7°F75.2°F80.2°F
October 2976.5°F76.1°F75.7°F82.4°F
October 3076.6°F75.7°F74.1°F82.6°F
October 3176.5°F76.6°F73.8°F80.2°F
Passage Key water temp chart in October

Average water temperature in Passage Key in October over a decade

20152016201720182019
80.4°F79.7°F81°F82.2°F81.7°F
20202021202220232024
81.5°F81.7°F76.8°F78.6°F79.5°F

Passage Key sea state in October

Chart comparing the height of waves in Passage 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 Passage Key in October

Passage 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
Gulfport79.9°F70°F86.5°F
Tierra Verde79.9°F70°F86.5°F
Sunset Beach79.9°F70°F86.5°F
Upham Beach79.9°F70°F86.5°F
Saint Pete Beach79.9°F70.5°F86.5°F
South Pasadena79.9°F70.5°F86.5°F
Treasure Island79.9°F70.5°F86.5°F
St Petersburg79.9°F71.6°F86.5°F
Archibald Beach Park79.9°F70.7°F86.5°F
North Redington Beach79.9°F70.7°F86.5°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 Passage 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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