World sea water temperatures

Water temperature in Captiva (FL) in May

Is it warm enough to swim in Captiva in May? Average water temperature in Captiva in May is 80.8°F and therefore suitable for comfortable swimming. The warmest sea in Captiva in May is 87.8°F, and the coldest is 75.2°F. Average high air temperature in Captiva in May is 88°F, and average low temperature is 68°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Captiva

Changes water temperature in Captiva in May 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
May 179.2°F77.9°F75.4°F80.4°F
May 279.3°F78.8°F75.2°F81.7°F
May 379.3°F79.7°F76.1°F82.2°F
May 479.7°F80.2°F76.5°F82.2°F
May 579.5°F79.9°F76.8°F82.6°F
May 681°F80.8°F76.5°F83.3°F
May 781°F81.3°F76.3°F83.3°F
May 881°F81°F76.6°F82.8°F
May 981.3°F81.9°F76.6°F82.4°F
May 1081.7°F82.9°F76.8°F82.9°F
May 1182°F83.3°F76.3°F83.5°F
May 1281.3°F82.9°F76.8°F83.7°F
May 1381.7°F82.9°F77.7°F83.7°F
May 1482°F83.7°F77.9°F83.7°F
May 1581.1°F83.8°F77.4°F83.8°F
Day 2025 2024 Min Max
May 1682.4°F82°F77°F82.8°F
May 1782.4°F84.2°F77.7°F84.2°F
May 1884°F84.6°F78.3°F84.6°F
May 1984.7°F84.7°F78.1°F84.7°F
May 2085.3°F85.3°F78.1°F85.3°F
May 2184.4°F85.3°F77.9°F85.3°F
May 2285.3°F85.3°F78.4°F85.3°F
May 2386°F85.3°F78.3°F86°F
May 2486.7°F85.3°F78.4°F86.7°F
May 2586.2°F86°F77.7°F86.2°F
May 2686.7°F86.4°F77.7°F86.7°F
May 2786.5°F86.5°F77.7°F86.5°F
May 2886.9°F86.9°F78.3°F86.9°F
May 2987.1°F86.4°F78.6°F87.1°F
May 3087.8°F87.6°F78.1°F87.8°F
May 3186.7°F86.9°F78.3°F86.9°F
Captiva water temp chart in May

Average water temperature in Captiva in May over a decade

20162017201820192020
80.8°F80.4°F78.3°F82.4°F80.1°F
20212022202320242025
81.3°F81.9°F82°F83.5°F83.3°F

Captiva sea state in May

Chart comparing the height of waves in Captiva in May 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 Captiva in May

Weather and climate in Captiva in May

This data display average monthly climate indicators in Captiva in May based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature88°F
  • Average LOW temperature68°F
  • Average rainfall days8 days
  • Average rainfall94mm/3.7''
  • Average daylight13h
  • Average sunshine10h
  • Average UV index11

Captiva 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 May?

Want to know where the water temperature in May 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 May. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Bowman's Beach80.6°F75.2°F87.4°F
North Captiva80.8°F75.2°F88°F
Sanibel80.8°F75.4°F87.6°F
Cayo Costa80.8°F75.2°F88°F
Bunche Beach81°F75.4°F87.6°F
Estero Bay81°F75.4°F87.8°F
North Fort Myers81°F75.6°F87.4°F
Estero Island81°F75.4°F88°F
Bokeelia80.8°F75.2°F87.4°F
Matlacha80.8°F75.2°F87.3°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 Captiva 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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