World sea water temperatures

Marco Island water temp

This data the coastal Marco Island ocean water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.

Current ocean temperature in Marco Island

Water temperature in Marco Island today is 87.4°F. Based on our historical data over a period of ten years, the warmest water in this day in the Gulf of Mexico near Marco Island was recorded in 2022 and was 88.7°F, and the coldest was recorded in 2008 at 84.2°F. Sea water temperature in Marco Island is expected to drop to 86°F in the next 10 days. September average water temperature in Marco Island is 85.8°F, the minimum temperature is 81.9°F, and the maximum is 88.9°F.

The swimming season in Marco Island lasts from January to December, twelve months per year! During those months, Marco Island water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in Marco Island in winter reaches 70°F, in spring 77.2°F, in summer the average temperature rises to 86.4°F, and in autumn it is 81.1°F.

Marco Island water temperature now


September 5, 2025
today temp
87.4°F
September 4, 2025
yesterday temp
87.6°F


The ocean salinity in Marco Island is 36.02‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Marco Island for today

Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Marco Island. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Marco Island. Data in table shown for September 5, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

0-3 h3-6 h6-9 h9-12 h
1' 5"1' 5"1' 6"1' 7"
0.44 m0.43 m0.46 m0.49 m
12-15 h15-18 h18-21 h21-24 h
1' 7"1' 7"1' 6"1' 5"
0.49 m0.48 m0.45 m0.43 m

Surf report in Marco Island

Marco Island wave height and direction

Marco Island weather forecast

Marco Island wind speed and direction

Current temperature and weather

Data in a table show Marco Island temperature today (September 5, 2025). For more information and forecast for a few days, go to the weather forecast Marco Island.

0-3 h3-6 h6-9 h9-12 h
81.9°F82°F82.2°F83.5°F
12-15 h15-18 h18-21 h21-24 h
84.9°F84.7°F83.8°F82.8°F

You may also be interested in other sections of our site for Marco Island: Sunrise and Sunset, Tides

Marco Island water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Marco Island. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Marco Island on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve

MonthAvrMinMax
January68.7°F61.2°F76.5°Fwarm
Ocean water temperature in Marco Island in January
February69.6°F62.8°F78.3°Fwarm
Ocean water temperature in Marco Island in February
March72.7°F63.1°F80.4°Fwarm
Ocean water temperature in Marco Island in March
April77.4°F68°F84°Fhot
Ocean water temperature in Marco Island in April
May81.5°F76.5°F87.8°Fhot
Ocean water temperature in Marco Island in May
June85.3°F78.8°F88.7°Fhot
Ocean water temperature in Marco Island in June
July86.7°F83.5°F90.5°Fhot
Ocean water temperature in Marco Island in July
August87.1°F83.8°F90.7°Fhot
Ocean water temperature in Marco Island in August
September85.8°F81.9°F88.9°Fhot
Ocean water temperature in Marco Island in September
October81.9°F74.8°F87.1°Fhot
Ocean water temperature in Marco Island in October
November75.6°F69.4°F84°Fwarm
Ocean water temperature in Marco Island in November
December71.4°F64.2°F78.3°Fwarm
Ocean water temperature in Marco Island in December

Chart monthly average water temperature in Marco Island

Water temperature in Marco Island

Where is the warmest sea water in the world?

If you want to plan a vacation on the beach and enjoy the warm sea, choose the day of the year, region and the minimum comfortable sea/ocean temperature that interests you. As a result, you will get a list of countries and cities in which the average sea temperature or maximum temperature on this day over the past 10 years exceeds your chosen value

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

Nearby beaches and cities

The nearest beaches and cities from Marco Island with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

WaterWeatherWave
Tigertail Beach87.4°F80.6°F1' 6"
Goodland87.3°F82.4°F1' 6"
Keewaydin87.6°F80.6°F1' 2"
Lowdermilk Beach87.6°F80.6°F1' 2"
Park Shore87.6°F80.6°F1' 1"
Moorings87.6°F80.6°F1' 1"
Clam Pass Beach87.6°F80.6°F1' 1"
Everglades City87.3°F82.4°F1' 2"
North Naples87.6°F82.4°F1' 1"
Vanderbilt Beach87.6°F82.4°F1' 1"

Marco Island photo gallery

  • Marco Island

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

Other names for Marco Island

Marco Beach

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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 Marco Island 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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