March weather forecast
Marco Island, FL

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Sunset over the beach in Marco Island Beach, Florida, along the Gulf of Mexico
Sunset over the beach in Marco Island Beach, Florida, along the Gulf of Mexico

Weather in March

With the arrival of March, the weather conditions take a noticeable shift towards warmer temperatures in Marco Island. The daily highs extend to 79°F (26.1°C), and rainfall increases slightly, amounting to 2.2" (56mm) across six rainy days. March marks the advent of spring's vibrant hues, infusing Marco Island with an alluring charm. Be warned, though, to not forget sunscreen, as the UV index takes a leap to a level that can cause harm without adequate protection.

Temperature

As February transitions into March, Marco Island records an average high-temperature of a still moderately hot 78.8°F (26°C), showing a gentle shift from the preceding month. An average low-temperature of 60.8°F (16°C) is common in Marco Island during the nights of March.

Rainfall

In Marco Island, in March, it is raining for 6 days, with typically 2.17" (55mm) of accumulated precipitation. In Marco Island, Florida, during the entire year, the rain falls for 111 days and collects up to 51.57" (1310mm) of precipitation.

Ocean temperature

In Marco Island, the average seawater temperature in March is 69.6°F (20.9°C).
Note: For most people, swimming in water at 69.6°F (20.9°C) is not a pleasurable experience. Breathing control gets harder as the water temperature descends from 69.8°F (21°C) to 59°F (15°C).

Daylight

In March, the average length of the day is 12h and 2min.
On the first day of March, sunrise is at 6:49 am and sunset at 6:28 pm EST. On the last day of the month, sunrise is at 7:18 am and sunset at 7:43 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

The average sunshine in March is 9h.

UV index

In Marco Island, the average daily maximum UV index in March is 10. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 10 in March, converts into the following recommendations:
It is crucial to take precautions; skin and eyes can get damaged if left unprotected. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are March temperatures?

The average high-temperature, in March, in Marco Island, is 78.8°F (26°C), while the average low-temperature is 60.8°F (16°C).

How many days does it rain in March?

In March, the rain falls for 6 days. Throughout March, 2.17" (55mm) of precipitation is accumulated.

What is the ocean temperature in March?

In Marco Island, in March, the average water temperature is 69.6°F (20.9°C). For swimming, a surface water temperature of 69.6°F (20.9°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

What is the average length of the day in March?

The average day length in March is 12h and 2min.

When is the sunrise / sunset in March?

In March, on the first day of the month, sunrise is at 6:49 am and sunset at 6:28 pm EST. On the last day of the month, sunrise is at 7:18 am and sunset at 7:43 pm EDT.

When does Daylight Saving Time (DST) start in March?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March?

In Marco Island, the average sunshine duration in March is 9h.

How high is the UV index in March?

The average daily maximum UV index in March in Marco Island is 10. A UV Index reading of 8 to 10 represents a very high health vulnerability from unsafe exposure to Sun's UV rays.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in March
Marco Island, FL

Average temperature in March - Marco Island, FL
  • Average high temperature in March: 79°F

The warmest months (with the highest average high temperature) are July, August and September (90°F).
The months with the lowest average high temperature are January, February and December (75°F).

  • Average low temperature in March: 61°F

The month with the highest average low temperature is August (75°F).
The coldest months (with the lowest average low temperature) are January and February (55°F).

Average rainfall in March
Marco Island, FL

Average rainfall in March - Marco Island, FL
  • Average rainfall in March: 2.2"

The wettest month (with the highest rainfall) is June (9.2").
The driest months (with the least rainfall) are November and December (1.5").

Average rainfall days in March
Marco Island, FL

Average rainfall days in March - Marco Island, FL
  • Average rainfall days in March: 6 days

The month with the highest number of rainy days is August (16 days).
The month with the least rainy days is April (4 days).

Average sea temperature in March
Marco Island, FL

Average sea temperature in March - Marco Island, FL
  • Average sea temperature in March: 69.7°F

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

Average daylight in March /
Average sunshine in March
Marco Island, FL

Average daylight in March / Average sunshine in March - Marco Island, FL
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in March: 9h

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

Average UV index in March
Marco Island, FL

Average UV index in March - Marco Island, FL
  • Average UV index in March: 10

The months with the highest UV index are April, May, June, July and August (UV index 11).
The month with the lowest UV index is December (UV index 5).

Marco Island, Florida, USA

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