March weather forecast
Siesta Key, FL

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Weather in March

March, the first month of the spring in Siesta Key, is a moderately hot month, with an average temperature fluctuating between 61.5°F (16.4°C) and 74.1°F (23.4°C).

Temperature

As March takes its course, Siesta Key's average high-temperature registers at a moderately hot 74.1°F (23.4°C), closely aligning with the preceding month. Siesta Key cools down to an average low-temperature of 61.5°F (16.4°C) throughout the month of March.

Humidity

March through May, with an average relative humidity of 72%, are the least humid months.

Rainfall

In March, in Siesta Key, the rain falls for 9.2 days. Throughout March, 1.26" (32mm) of precipitation is accumulated. Throughout the year, there are 183.1 rainfall days, and 34.92" (887mm) of precipitation is accumulated.

Ocean temperature

In March, the average ocean temperature is 66.7°F (19.3°C).
Note: For most, swimming in 66.7°F (19.3°C) is not a pleasant experience. As the temperature falls from 69.8°F (21°C) to 59°F (15°C), controlling one's breathing becomes more difficult.

Daylight

The average length of the day in March is 12h and 1min.
On the first day of the month, sunrise is at 6:53 am and sunset at 6:31 pm EST. On the last day of March, in Siesta Key, Florida, sunrise is at 7:20 am and sunset at 7:47 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 8.7h.

UV index

In March, the average daily maximum UV index in Siesta Key, Florida, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 6 in March translates into the following instructions:
Deflect overexposure. Sun protection is a necessity. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What is the temperature in March in Siesta Key?

An average high-temperature, in March, in Siesta Key, is 74.1°F (23.4°C) and the average low-temperature is 61.5°F (16.4°C).

What is the least humid month in Siesta Key?

The months with the lowest humidity are March through May, with an average relative humidity of 72%.

What is the average humidity in March in Siesta Key?

In Siesta Key, the average relative humidity in March is 72%.

How many days does it rain in March in Siesta Key?

In Siesta Key, during March, the rain falls for 9.2 days and regularly aggregates up to 1.26" (32mm) of precipitation.

What is the ocean temperature in March in Siesta Key?

In Siesta Key, in March, the average water temperature is 66.7°F (19.3°C). Swimming in 66.7°F (19.3°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

What is the average length of the day in March in Siesta Key?

In March, the average day length in Siesta Key, Florida, is 12h and 1min.

What time are sunrise and sunset in March in Siesta Key?

On the first day of March, sunrise is at 6:53 am and sunset at 6:31 pm EST. On the last day of the month, sunrise is at 7:20 am and sunset at 7:47 pm EDT.

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

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

How many hours of sunshine does Siesta Key have in March?

The average sunshine duration in March in Siesta Key, Florida, is 8.7h.

How high is the UV index in March in Siesta Key?

In March, the average daily maximum UV index in Siesta Key is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.

Average temperature in March
Siesta Key, FL

Average temperature in March - Siesta Key, FL
  • Average high temperature in March: 74.1°F

The warmest month (with the highest average high temperature) is August (88.5°F).
The month with the lowest average high temperature is January (68.5°F).

  • Average low temperature in March: 61.5°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (56.1°F).

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Average pressure in March
Siesta Key, FL

Average pressure in March - Siesta Key, FL
  • Average pressure in March: 30.09"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).

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Average wind speed in March
Siesta Key, FL

Average wind speed in March - Siesta Key, FL
  • Average wind speed in March: 9.1mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).

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Average humidity in March
Siesta Key, FL

Average humidity in March - Siesta Key, FL
  • Average humidity in March: 72%

The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are March, April and May (72%).

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Average rainfall in March
Siesta Key, FL

Average rainfall in March - Siesta Key, FL
  • Average rainfall in March: 1.26"

The wettest month (with the highest rainfall) is August (6.42").
The driest months (with the least rainfall) are February and November (1.06").

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Average rainfall days in March
Siesta Key, FL

Average rainfall days in March - Siesta Key, FL
  • Average rainfall days in March: 9.2 days

The month with the highest number of rainy days is August (26.8 days).
The months with the least rainy days are January, February and November (8.3 days).

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Average sea temperature in March
Siesta Key, FL

Average sea temperature in March - Siesta Key, FL
  • Average sea temperature in March: 66.7°F

The best month for swimming (with the highest average sea temperature) is August (86.7°F).
The coldest month (with the lowest average sea temperature) is January (64.1°F).

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Average daylight in March /
Average sunshine in March
Siesta Key, FL

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

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in March: 8h and 4min

The month with the most sunshine is May (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in March
Siesta Key, FL

Average sunshine days in March - Siesta Key, FL
  • Average sunshine days in March: 20.1 days

The month with the most sunshine days is January (21.1 days).
The month with the least sunshine days is August (2.5 days).

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Average UV index in March
Siesta Key, FL

Average UV index in March - Siesta Key, 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 month with the lowest UV index is January (UV index 4).

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Average cloud cover in March
Siesta Key, FL

Average cloud cover in March - Siesta Key, FL
  • Average cloud cover in March: 25

The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 22).

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Average visibility in March
Siesta Key, FL

Average visibility in March - Siesta Key, 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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Siesta Key, Florida, USA

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