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 Marco Island steps into March, the average high-temperature is measured at a still moderately hot 78.8°F (26°C), displaying minor differences from February's 75.2°F (24°C). In March, the temperature drops to an average of 60.8°F (16°C) at night.

Rainfall

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

Ocean temperature

In March, the average ocean temperature is 69.6°F (20.9°C).
Note: For the majority, swimming in 69.6°F (20.9°C) does not offer a pleasant experience. Below 69.8°F (21°C), the difficulty in controlling breathing escalates.

Daylight

In Marco Island, Florida, the average length of the day in March is 12h and 2min.
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 March, in Marco Island, 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

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

UV index

The average daily maximum UV index in March is 10. A UV Index reading of 8 to 10 represents a very high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 10 in March translates into the following recommendations:
Protection should always be a priority. Skin and eyes are vulnerable without it. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

What is the usual temperature for Marco Island in March?

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

How many days does it rain in March in Marco Island?

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 Marco Island, Florida, 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 in Marco Island?

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

When is the sunrise / sunset in March in Marco Island?

On the first day of March in Marco Island, Florida, 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 in Marco Island?

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?

In March, the average sunshine duration is 9h.

What is the UV index reading in March in Marco Island?

The average daily maximum UV index in March in Marco Island, Florida, is 10. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from exposure to the Sun's UV radiation.
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).

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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").

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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).

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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).

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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).

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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).

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Marco Island, Florida, USA

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