December weather forecast
Palmetto, FL

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Weather in December

December, the first month of the winter in Palmetto, is still a pleasant month, with an average temperature fluctuating between 60.8°F (16°C) and 72.5°F (22.5°C).

Temperature

Palmetto's shift into December sets the average high-temperature at a pleasant 72.5°F (22.5°C), a figure that deviates only slightly from November's 76.3°F (24.6°C). Throughout December, Palmetto records an average temperature of 60.8°F (16°C) at night.

Humidity

With an average relative humidity of 76%, December is the most humid month.

Rainfall

In Palmetto, in December, during 9.3 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. In Palmetto, during the entire year, the rain falls for 183.1 days and collects up to 34.92" (887mm) of precipitation.

Ocean temperature

In December, the average ocean temperature is 68.5°F (20.3°C).
Note: Swimming in 68.5°F (20.3°C) does not offer a pleasant experience for most individuals. The act of controlling one's breathing becomes progressively difficult as the water temperature goes under 69.8°F (21°C).

Daylight

The month with the shortest days is December, with an average of 10h and 24min of daylight.
On the first day of the month, sunrise is at 7:03 am and sunset at 5:35 pm. On the last day of December, in Palmetto, sunrise is at 7:20 am and sunset at 5:46 pm EST.

Sunshine

The month with the least sunshine in Palmetto is December, with an average of 6.5h of sunshine.

UV index

In Palmetto, Florida, the average daily maximum UV index in December is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The average daily UV index of 5 in December transforms into the following instructions:
Be vigilant - A duty to shield skin and eyes from injury exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What is the temperature in December in Palmetto?

An average high-temperature, in December, in Palmetto, is 72.5°F (22.5°C) and the average low-temperature is 60.8°F (16°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in October is computed to be 87.8°F (31°C).

What is the most humid month in Palmetto?

With an average relative humidity of 76%, December is the most humid month.

What is the average humidity in December in Palmetto?

The average relative humidity in December is 76%.

How much does it rain in Palmetto in December?

In Palmetto, in December, it is raining for 9.3 days, with typically 1.97" (50mm) of accumulated precipitation.

What is the ocean temperature in December in Palmetto?

In Palmetto, Florida, the average seawater temperature in December is 68.5°F (20.3°C). Swimming in 68.5°F (20.3°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 month with the shortest days in Palmetto?

December has the shortest days of the year, with an average of 10h and 24min of daylight.

What is the average length of the day in December in Palmetto?

In December, the average day length in Palmetto is 10h and 26min.

When are sunrise and sunset in December in Palmetto?

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 5:35 pm. On the last day of the month, in Palmetto, sunrise is at 7:20 am and sunset at 5:46 pm EST.

What is the month with the least sunshine in Palmetto?

December has the least sunshine of the year in Palmetto, with an average of 6.5h of sunshine.

How many hours of sunshine does Palmetto have in December?

The average sunshine duration in December is 6.5h.

How high is the UV index in December in Palmetto?

The average daily maximum UV index in December in Palmetto is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Palmetto, FL

Average temperature in December - Palmetto, FL
  • Average high temperature in December: 72.5°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 December: 60.8°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 December
Palmetto, FL

Average pressure in December - Palmetto, FL
  • Average pressure in December: 30.1"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 December
Palmetto, FL

Average wind speed in December - Palmetto, FL
  • Average wind speed in December: 8.9mph

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 December
Palmetto, FL

Average humidity in December - Palmetto, FL
  • Average humidity in December: 76%

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 December
Palmetto, FL

Average rainfall in December - Palmetto, FL
  • Average rainfall in December: 1.97"

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 December
Palmetto, FL

Average rainfall days in December - Palmetto, FL
  • Average rainfall days in December: 9.3 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 December
Palmetto, FL

Average sea temperature in December - Palmetto, FL
  • Average sea temperature in December: 68.6°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°F).

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Average daylight in December /
Average sunshine in December
Palmetto, FL

Average daylight in December / Average sunshine in December - Palmetto, FL
  • Average daylight in December: 10h and 2min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in December: 6h and 3min

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 December
Palmetto, FL

Average sunshine days in December - Palmetto, FL
  • Average sunshine days in December: 18.9 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 December
Palmetto, FL

Average UV index in December - Palmetto, FL
  • Average UV index in December: 5

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 December
Palmetto, FL

Average cloud cover in December - Palmetto, FL
  • Average cloud cover in December: 30

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 December
Palmetto, FL

Average visibility in December - Palmetto, FL
  • Average visibility in December: 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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Palmetto, Florida, USA

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