March weather forecast
Duck Key, FL

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Weather in March

The first month of the spring, March, is also a moderately hot month in Duck Key, Florida, with an average temperature fluctuating between 70.5°F (21.4°C) and 74.3°F (23.5°C).

Temperature

The onset of March brings an average high-temperature of a still warm 74.3°F (23.5°C), nearly matching the February temperature. March nights register a minor temperature decline, steadying at a pleasant 70.5°F (21.4°C).

Humidity

With an average relative humidity of 73%, March is the least humid month in Duck Key.

Rainfall

The month with the least rainfall in Duck Key is March, when the rain falls for 10.8 days and typically collects 0.43" (11mm) of precipitation.

Ocean temperature

In Duck Key, in March, the average water temperature is 75.6°F (24.2°C).
Note: Factoring in a person's dislike for cold, combined with conditions like sunshine, wind, and temperature, a dip in 75.6°F (24.2°C) waters might be satisfying. (It is worth noting that the Olympic swimming waters are maintained between 77°F (25°C) and 82.4°F (28°C).)

Daylight

In March, the average length of the day is 12h and 2min.
On the first day of the month, sunrise is at 6:45 am and sunset at 6:26 pm EST. On the last day of March, in Duck Key, sunrise is at 7:15 am and sunset at 7:39 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 Duck Key, Florida, is 8.9h.

UV index

In March, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 6 in March translates into this advice:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete 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. Attention! UV radiation is ramped up when reflecting off sand and water surfaces.
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Frequently asked questions

What are the temperatures in Duck Key in March?

The high-temperature in Duck Key during March is 74.3°F (23.5°C) and the low-temperature is 70.5°F (21.4°C).

What is the least humid month in Duck Key?

With an average relative humidity of 73%, March is the least humid month in Duck Key, Florida.

What is the average humidity in March in Duck Key?

The average relative humidity in March in Duck Key is 73%.

What is the driest month in Duck Key?

The month with the least rainfall is March, when the rain falls for 10.8 days and typically collects 0.43" (11mm) of precipitation.

How much does it rain in Duck Key in March?

In Duck Key, Florida, in March, during 10.8 rainfall days, 0.43" (11mm) of precipitation is typically accumulated.

How warm is the water in March in Duck Key?

In March, the average ocean temperature is 75.6°F (24.2°C). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 75.6°F (24.2°C) water may be enjoyable.

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

In Duck Key, Florida, the average day length in March is 12h and 2min.

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

In March, on the first day of the month, sunrise is at 6:45 am and sunset at 6:26 pm EST. On the last day of the month, in Duck Key, Florida, sunrise is at 7:15 am and sunset at 7:39 pm EDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Duck 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 Duck Key have in March?

The average sunshine duration in March in Duck Key is 8.9h.

What is the UV index reading in March in Duck Key?

In Duck Key, Florida, the average daily maximum UV index in March is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Duck Key, FL

Average temperature in March - Duck Key, FL
  • Average high temperature in March: 74.3°F

The warmest month (with the highest average high temperature) is August (85.5°F).
The month with the lowest average high temperature is January (72.9°F).

  • Average low temperature in March: 70.5°F

The month with the highest average low temperature is August (82.9°F).
The coldest month (with the lowest average low temperature) is January (67.5°F).

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Average pressure in March
Duck Key, FL

Average pressure in March - Duck Key, FL
  • Average pressure in March: 30.07"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are September and October (29.94"Hg).

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Average wind speed in March
Duck Key, FL

Average wind speed in March - Duck Key, FL
  • Average wind speed in March: 13.3mph

The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (9mph).

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Average humidity in March
Duck Key, FL

Average humidity in March - Duck Key, FL
  • Average humidity in March: 73%

The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is March (73%).

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Average rainfall in March
Duck Key, FL

Average rainfall in March - Duck Key, FL
  • Average rainfall in March: 0.43"

The wettest month (with the highest rainfall) is September (4.21").
The driest month (with the least rainfall) is March (0.43").

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Average rainfall days in March
Duck Key, FL

Average rainfall days in March - Duck Key, FL
  • Average rainfall days in March: 10.8 days

The month with the highest number of rainy days is September (23 days).
The month with the least rainy days is February (10.3 days).

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Average sea temperature in March
Duck Key, FL

Average sea temperature in March - Duck Key, FL
  • Average sea temperature in March: 75.6°F

The best month for swimming (with the highest average sea temperature) is August (86.6°F).
The coldest months (with the lowest average sea temperature) are January and February (73.9°F).

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

Average daylight in March / Average sunshine in March - Duck Key, 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 36min).

  • Average sunshine in March: 8h and 5min

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

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Average sunshine days in March
Duck Key, FL

Average sunshine days in March - Duck Key, FL
  • Average sunshine days in March: 18 days

The month with the most sunshine days is March (18 days).
The month with the least sunshine days is September (4.6 days).

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Average UV index in March
Duck Key, FL

Average UV index in March - Duck Key, FL
  • Average UV index in March: 6

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

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Average cloud cover in March
Duck Key, FL

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

The months with the most cloud cover are January and October (Cloud cover 32).
The month with the least cloud cover is April (Cloud cover 23).

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Average visibility in March
Duck Key, FL

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

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