March weather forecast
Siesta Key, FL

Weather in March

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

Temperature

In March, the average high-temperature is relatively the same as in February - a moderately hot 74.1°F (23.4°C). The average low-temperature, in Siesta Key, Florida, is 61.5°F (16.4°C).

Humidity

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

Rainfall

In Siesta Key, in March, it is raining for 9.2 days, with typically 1.26" (32mm) of accumulated precipitation. In Siesta Key, during the entire year, the rain falls for 183.1 days and collects up to 34.92" (887mm) of precipitation.

Ocean temperature

In March, the average ocean temperature is 66.7°F (19.3°C).
Note: 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).

Daylight

In Siesta Key, Florida, the average length of the day in March is 12h and 1min.
On the first day of March, sunrise is at 6:53 am and sunset at 6:30 pm EST. On the last day of the month, sunrise is at 7:21 am and sunset at 7:47 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 Siesta Key, Florida, is 8.7h.

UV index

In March, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: In March, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What are the least humid months in Siesta Key?

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

What is the average humidity in March in Siesta Key?

In March, the average relative humidity is 72%.

How much does it rain in Siesta Key in March?

In Siesta Key, Florida, in March, it is raining for 9.2 days, with typically 1.26" (32mm) of accumulated precipitation.

How cold is the water in March in Siesta Key?

In Siesta Key, Florida, 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).

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

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

When are sunrise and sunset in March in Siesta Key?

On the first day of March in Siesta Key, Florida, sunrise is at 6:53 am and sunset at 6:30 pm EST. On the last day of the month, sunrise is at 7:21 am and sunset at 7:47 pm EDT.

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

On Sunday, March 13. 2022, 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 6. 2022, at 2:00 am.

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

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

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

In Siesta Key, 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 exposure to the Sun's 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 1min

The month with the longest days is June (Average daylight: 13h and 50min).
The month with the shortest days is December (Average daylight: 10h and 28min).

  • Average sunshine in March: 8h and 42min

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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