March weather forecast
Sanibel, FL

A large flock of the iconic royal tern birds on the white sandy shores on a typical beach in Sanibel, Florida
A large flock of the iconic royal tern birds on the white sandy shores on a typical beach in Sanibel, Florida

Weather in March

The first month of the spring, March, is a moderately hot month in Sanibel, Florida, with an average temperature fluctuating between 74.5°F (23.6°C) and 64°F (17.8°C).

Temperature

In Sanibel, the average high-temperature in March is essentially the same as in February - a moderately hot 74.5°F (23.6°C). In Sanibel, the average low-temperature is 64°F (17.8°C).

Humidity

March, May, July, August and October, with an average relative humidity of 73%, are the least humid months.

Rainfall

In March, the rain falls for 10.2 days. Throughout March, 1.26" (32mm) of precipitation is accumulated. In Sanibel, during the entire year, the rain falls for 190.9 days and collects up to 41.73" (1060mm) of precipitation.

Ocean temperature

In March, the average ocean temperature is 68°F (20°C).
Note: For swimming, a surface water temperature of 68°F (20°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).

Daylight

In March, the average length of the day in Sanibel, Florida, is 12h and 1min.
On the first day of March, sunrise is at 6:51 am and sunset at 6:29 pm EST. On the last day of the month, sunrise is at 7:19 am and sunset at 7:44 pm EDT.
Note: On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 6. 2022, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

The average sunshine in March in Sanibel is 8.9h.

UV index

The average daily maximum UV index in March in Sanibel, Florida, is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 in March interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What are the least humid months in Sanibel?

March, May, July, August and October, with an average relative humidity of 73%, are the least humid months in Sanibel.

What is the average humidity in March in Sanibel?

The average relative humidity in March in Sanibel, Florida, is 73%.

How much does it rain in Sanibel in March?

In Sanibel, during March, the rain falls for 10.2 days and regularly aggregates up to 1.26" (32mm) of precipitation.

What is the ocean temperature in March in Sanibel?

In Sanibel, Florida, in March, the average water temperature is 68°F (20°C). For swimming, a surface water temperature of 68°F (20°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).

How many hours of daylight does Sanibel have in March?

The average day length in March in Sanibel, Florida, is 12h and 1min.

When are sunrise and sunset in March in Sanibel?

In March, on the first day of the month, sunrise is at 6:51 am and sunset at 6:29 pm EST. On the last day of the month, sunrise is at 7:19 am and sunset at 7:44 pm EDT.

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

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. DST ends Sunday, November 6. 2022, at 2:00 am.

How many hours of sunshine does Sanibel have in March?

The average sunshine duration in March in Sanibel is 8.9h.

How high is the UV index in March in Sanibel?

In Sanibel, Florida, the average daily maximum UV index in March is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in March
Sanibel, FL

Average temperature in March - Sanibel, FL
  • Average high temperature in March: 74.5°F

The warmest month (with the highest average high temperature) is August (88°F).
The month with the lowest average high temperature is January (69.8°F).

  • Average low temperature in March: 64°F

The month with the highest average low temperature is August (81.1°F).
The coldest month (with the lowest average low temperature) is January (59.5°F).

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Average pressure in March
Sanibel, FL

Average pressure in March - Sanibel, FL
  • Average pressure in March: 30.08"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).

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Average wind speed in March
Sanibel, FL

Average wind speed in March - Sanibel, FL
  • Average wind speed in March: 9.5mph

The windiest months (with the highest average wind speed) are October and November (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

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Average humidity in March
Sanibel, FL

Average humidity in March - Sanibel, FL
  • Average humidity in March: 73%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are March, May, July, August and October (73%).

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Average rainfall in March
Sanibel, FL

Average rainfall in March - Sanibel, FL
  • Average rainfall in March: 1.26"

The wettest month (with the highest rainfall) is August (8.54").
The driest month (with the least rainfall) is February (1.06").

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Average rainfall days in March
Sanibel, FL

Average rainfall days in March - Sanibel, FL
  • Average rainfall days in March: 10.2 days

The month with the highest number of rainy days is August (27.3 days).
The month with the least rainy days is February (8.2 days).

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Average sea temperature in March
Sanibel, FL

Average sea temperature in March - Sanibel, FL
  • Average sea temperature in March: 68°F

The best month for swimming (with the highest average sea temperature) is August (87.1°F).
The coldest month (with the lowest average sea temperature) is January (65.3°F).

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Average daylight in March /
Average sunshine in March
Sanibel, FL

Average daylight in March / Average sunshine in March - Sanibel, FL
  • Average daylight in March: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 46min).
The month with the shortest days is December (Average daylight: 10h and 31min).

  • Average sunshine in March: 8h and 54min

The month with the most sunshine is May (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

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Average sunshine days in March
Sanibel, FL

Average sunshine days in March - Sanibel, FL
  • Average sunshine days in March: 19.1 days

The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is August (2.3 days).

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Average UV index in March
Sanibel, FL

Average UV index in March - Sanibel, FL
  • Average UV index in March: 6

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and February (UV index 5).

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Average cloud cover in March
Sanibel, FL

Average cloud cover in March - Sanibel, FL
  • Average cloud cover in March: 23

The month with the most cloud cover is January (Cloud cover 29).
The months with the least cloud cover are March and May (Cloud cover 23).

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Average visibility in March
Sanibel, FL

Average visibility in March - Sanibel, FL
  • Average visibility in March: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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