Marco Island
Florida, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Marco Island, FL

The bright sun coloring the sunset sky yellow and orange with silhouette images on a beach in Marco Island Beach, Florida, along the Gulf of Mexico
The bright sun coloring the sunset sky yellow and orange with silhouette images on a beach in Marco Island Beach, Florida, along the Gulf of Mexico
January, like December, in Marco Island, Florida, is a moderately hot winter month, with average temperature varying between 75.2°F (24°C) and 55.4°F (13°C). The coldest months are January, February and December, with an average high-temperature of 75.2°F (24°C). Weather in January »
The last month of the winter, February, is also a moderately hot month in Marco Island, Florida, with average temperature varying between 55.4°F (13°C) and 75.2°F (24°C). The coldest months are January, February and December, with an average high-temperature of 75.2°F (24°C). Weather in February »

The first month of the spring, March, is also a moderately hot month in Marco Island, Florida, with average temperature fluctuating between 60.8°F (16°C) and 78.8°F (26°C). In March, the average high-temperature is almost the same as in February - a still warm 78.8°F (26°C). Weather in March »

April, the same as March, is a moderately hot spring month in Marco Island, Florida, with average temperature ranging between min 64.4°F (18°C) and max 82.4°F (28°C). In April, the average high-temperature is relatively the same as in March - a still warm 82.4°F (28°C). Weather in April »

The last month of the spring, May, is a hot month in Marco Island, Florida, with average temperature fluctuating between 86°F (30°C) and 68°F (20°C). In May, the average high-temperature is relatively the same as in April - a tropical 86°F (30°C). Weather in May »

The first month of the summer, June, is also a hot month in Marco Island, Florida, with temperature in the range of an average high of 87.8°F (31°C) and an average low of 73.4°F (23°C). In June, the average high-temperature is relatively the same as in May - a still tropical 87.8°F (31°C). Weather in June »

July, like June, is a hot summer month in Marco Island, Florida, with temperature in the range of an average high of 89.6°F (32°C) and an average low of 73.4°F (23°C). The warmest months are July through September, with an average high-temperature of 89.6°F (32°C). Weather in July »

August, the last month of the summer, in Marco Island, is also a hot month, with average temperature varying between 89.6°F (32°C) and 75.2°F (24°C). The warmest months are July through September, with an average high-temperature of 89.6°F (32°C). Weather in August »

The first month of the autumn, September, is still a tropical month in Marco Island, Florida, with average temperature varying between 89.6°F (32°C) and 73.4°F (23°C). July through September, with an average high-temperature of 89.6°F (32°C), are the warmest months. Weather in September »

October, like September, is another tropical autumn month in Marco Island, Florida, with average temperature varying between 69.8°F (21°C) and 86°F (30°C). In Marco Island, the average high-temperature in October is practically the same as in September - a still hot 86°F (30°C). Weather in October »

November, the last month of the autumn, in Marco Island, is also a moderately hot month, with average temperature ranging between max 80.6°F (27°C) and min 62.6°F (17°C). In Marco Island, the average high-temperature in November slightly decreases, from a tropical 86°F (30°C) in October, to a warm 80.6°F (27°C). Weather in November »

The first month of the winter, December, is also a moderately hot month in Marco Island, Florida, with average temperature varying between 75.2°F (24°C) and 57.2°F (14°C). The coldest months are January, February and December, with an average high-temperature of 75.2°F (24°C). Weather in December »

What are the coldest months in Marco Island?

January, February and December, with an average high-temperature of 75.2°F (24°C), are the coldest months.

How many days does it rain in Marco Island?

Throughout the year, there are 111 rainfall days, and 51.6" (1310mm) of precipitation is accumulated.

What months are the ocean coldest in Marco Island?

January and February, with an average ocean temperature of 67.3°F (19.6°C), are months with the coldest seawater in Marco Island, Florida. For most, swimming in 67.3°F (19.6°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the month with the least sunshine in Marco Island?

January, November and December, with an average of 7h of sunshine, are months with the least sunshine.

What is the month with the most sunshine in Marco Island?

April through July, with an average of 10h of sunshine, are months with the most sunshine.

What are the months with the highest UV index in Marco Island?

April through August, with an average maximum UV index of 11, are months with the highest UV index in Marco Island.

What is the wettest month in Marco Island?

June is the month with the most rainfall in Marco Island, Florida. Rain falls for 13 days and accumulates 9.2" (233mm) of precipitation.

When are the longest days in Marco Island?

The month with the longest days in Marco Island, Florida, is June, with an average of 13.7h of daylight.

What is the warmest month in Marco Island?

July through September, with an average high-temperature of 89.6°F (32°C), are warmest months.

What month is the ocean warmest in Marco Island?

August is the month with the warmest seawater in Marco Island, Florida, with an average ocean temperature of 87.4°F (30.8°C). The surface water temperatures above 86°F (30°C) are arguably considered as unpleasant for swimming, and any intense water activity, as the refreshing effect of water is missing.

What is the driest month in Marco Island?

The month with the least rainfall is November when the rain falls for 7 days and typically collects 1.5" (37mm) of precipitation.

What is the month with the shortest days in Marco Island?

December has the shortest days of the year in Marco Island, with an average of 10.5h of daylight.

When is the lowest UV index in Marco Island?

The month with the lowest UV index in Marco Island is December, with an average maximum UV index of 5.
Average temperature - Marco Island, FL
Average rainfall - Marco Island, FL
Average rainfall days - Marco Island, FL
Average sea temperature - Marco Island, FL

The best month for swimming (with the highest average sea temperature) is August (87.3°F).
Coldest months (with the lowest average sea temperature) are January and February (67.2°F).

Average daylight / Average sunshine - Marco Island, FL

The month with the longest days is June (Average daylight: 13.7h).
The month with shortest days is December (Average daylight: 10.5h).

Months with most sunshine are April, May, June and July (Average sunshine: 10h).
Months with least sunshine are January, November and December (Average sunshine: 7).

Average UV index - Marco Island, FL