December weather forecast
Plantation Island, FL

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Weather in December

The first month of the winter, December, is still a warm month in Plantation Island, Florida, with temperature in the range of an average high of 74.8°F (23.8°C) and an average low of 64.4°F (18°C).

Temperature

The shift to December signals an average high-temperature of a still moderately hot 74.8°F (23.8°C), subtly varied from November's 78.4°F (25.8°C). Plantation Island's temperature drops to an average low of 64.4°F (18°C) during the nights of December.

Humidity

The most humid month is December, with an average relative humidity of 76%.

Rainfall

In Plantation Island, during December, the rain falls for 7.9 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 162.1 rainfall days, and 21.69" (551mm) of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 36min of daylight.
On the first day of the month, sunrise is at 6:55 am and sunset at 5:33 pm. On the last day of December, sunrise is at 7:12 am and sunset at 5:45 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 6.7h of sunshine.

UV index

The average daily maximum UV index in December is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 6 during December translates into the following directions:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Plantation Island in December?

In December, in Plantation Island, the average high-temperature is 74.8°F (23.8°C), and the average low-temperature is 64.4°F (18°C). In October, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 91.4°F (33°C).

What is the most humid month?

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

What is the average humidity in December?

The average relative humidity in December is 76%.

How much does it rain in December?

In December, the rain falls for 7.9 days. Throughout December, 0.87" (22mm) of precipitation is accumulated.

What is the month with the shortest days?

With an average of 10h and 36min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In December, the average day length is 10h and 34min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:55 am and sunset at 5:33 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:45 pm EST.

What is the month with the least sunshine?

With an average of 6.7h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December?

In December, the average sunshine duration in Plantation Island is 6.7h.

How high is the UV index in December?

In December, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high 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
Plantation Island, FL

Average temperature in December - Plantation Island, FL
  • Average high temperature in December: 74.8°F

The warmest month (with the highest average high temperature) is August (88.3°F).
The month with the lowest average high temperature is January (71.6°F).

  • Average low temperature in December: 64.4°F

The month with the highest average low temperature is August (80.2°F).
The coldest month (with the lowest average low temperature) is January (59.5°F).

Average pressure in December
Plantation Island, FL

Average pressure in December - Plantation Island, FL
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.94"Hg).

Average wind speed in December
Plantation Island, FL

Average wind speed in December - Plantation Island, FL
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is November (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

Average humidity in December
Plantation Island, FL

Average humidity in December - Plantation Island, FL
  • Average humidity in December: 76%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is March (72%).

Average rainfall in December
Plantation Island, FL

Average rainfall in December - Plantation Island, FL
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is August (4.29").
The driest month (with the least rainfall) is March (0.63").

Average rainfall days in December
Plantation Island, FL

Average rainfall days in December - Plantation Island, FL
  • Average rainfall days in December: 7.9 days

The month with the highest number of rainy days is August (22.4 days).
The month with the least rainy days is February (7 days).

Average daylight in December /
Average sunshine in December
Plantation Island, FL

Average daylight in December / Average sunshine in December - Plantation Island, FL
  • Average daylight in December: 10h and 4min

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 December: 6h and 4min

The months with the most sunshine are May and July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

Average sunshine days in December
Plantation Island, FL

Average sunshine days in December - Plantation Island, FL
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is August (6.8 days).

Average UV index in December
Plantation Island, FL

Average UV index in December - Plantation Island, FL
  • Average UV index in December: 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).

Average cloud cover in December
Plantation Island, FL

Average cloud cover in December - Plantation Island, FL
  • Average cloud cover in December: 27

The month with the most cloud cover is January (Cloud cover 28).
The months with the least cloud cover are March and April (Cloud cover 22).

Average visibility in December
Plantation Island, FL

Average visibility in December - Plantation Island, 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).

Plantation Island, Florida, USA

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