December weather - Winter 2024 - West Palm Beach, FL

Weather in December
Frequently asked questions
Average temperature in December
Average pressure in December
Average wind speed in December
Average humidity in December
Average rainfall in December
Average rainfall days in December
Average sea temperature in December
Average daylight in December
Average sunshine in December
Average sunshine days in December
Average UV index in December
Average cloud cover in December
Average visibility in December

Tall, beautiful buildings reflected in the waterway in West Palm Beach, Florida

Weather in December

December brings the year in West Palm Beach to a close with unmistakable winter patterns. With its temperate climate and mild weather, this month continues to be inviting for various activities. Expect to witness restricted sunlight owing to 10.5 hours of daylight, signifying the winter solstice. Stepping down from November, the rainfall total reaches 0.87" (22mm), marking the driest spell of the year. The high temperature of 74.8°F (23.8°C) makes December the coolest month, offering residents and holiday visitors a refreshing break from the notorious Florida heat.

Temperature

West Palm Beach's December showcases an average high-temperature of a still moderately hot 74.8°F (23.8°C), hardly distinct from November's 77.5°F (25.3°C). West Palm Beach observes a slightly reduced average nighttime temperature of 68°F (20°C) during December.

Humidity

In December, the average relative humidity in West Palm Beach, Florida, is 75%.

Rainfall

In West Palm Beach, in December, during 11.1 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. Throughout the year, there are 193.9 rainfall days, and 22.56" (573mm) of precipitation is accumulated.

Ocean temperature

In December, the average ocean temperature is 75.9°F (24.4°C).
Note: When thinking about a swim in 75.9°F (24.4°C) waters, consider your cold tolerance, the day's sunshine, wind, and air temperature. It is a fun fact that Olympic swimmers dive into waters of 77°F (25°C) to 82.4°F (28°C).

Daylight

December has the shortest days of the year, with an average of 10h and 30min of daylight.
On the first day of December in West Palm Beach, sunrise is at 6:52 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:38 pm EST.

Sunshine

The months with the least sunshine are January and December, with an average of 6.1h of sunshine.

UV index

The average daily maximum UV index in December in West Palm Beach, Florida, is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in December interprets into the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be mindful! Sand and water reflections can up the Sun's UV exposure.

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Frequently asked questions

What are the temperatures in West Palm Beach in December?

In December, in West Palm Beach, the average high-temperature is 74.8°F (23.8°C), and the average low-temperature is 68°F (20°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in October is estimated at 87.8°F (31°C).

What is the average humidity in December in West Palm Beach?

The average relative humidity in December is 75%.

How much does it rain in West Palm Beach in December?

In West Palm Beach, in December, it is raining for 11.1 days, with typically 0.87" (22mm) of accumulated precipitation.

What is the ocean temperature in December in West Palm Beach?

In West Palm Beach, Florida, the average seawater temperature in December is 75.9°F (24.4°C). For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 75.9°F (24.4°C).

What is the month with the shortest days in West Palm Beach?

December has the shortest days of the year in West Palm Beach, Florida, with an average of 10h and 30min of daylight.

What is the average length of the day in December in West Palm Beach?

The average day length in December is 10h and 30min.

When is the sunrise / sunset in December in West Palm Beach?

On the first day of December in West Palm Beach, Florida, sunrise is at 6:52 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:38 pm EST.

What is the month with the least sunshine in West Palm Beach?

The months with the least sunshine in West Palm Beach, Florida, are January and December, with an average of 6.1h of sunshine.

How many hours of sunshine does West Palm Beach have in December?

The average sunshine duration in December is 6.1h.

What is the UV index reading in December in West Palm Beach?

In West Palm Beach, the average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

77.5°F 25.3°C

74.8°F 23.8°C

72°F 22.2°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

12.4mph 20km/h

12mph 19.3km/h

12.4mph 20km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

12.9

11.1

9.8

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

13.7

18.2

Average UV index

Average cloud cover

35%

Average visibility

6mi 9.7km

Average temperature in December
West Palm Beach, FL

Average high temperature in December: 74.8°F

The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is January (72°F).

Average low temperature in December: 68°F

The month with the highest average low temperature is August (81.3°F).
The coldest month (with the lowest average low temperature) is January (64.2°F).

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Average pressure in December
West Palm Beach, FL

Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are September and October (29.96"Hg).

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Average wind speed in December
West Palm Beach, FL

Average wind speed in December: 11.3mph

The windiest month (with the highest average wind speed) is March (11.8mph).
The calmest month (with the lowest average wind speed) is July (8mph).

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Average humidity in December
West Palm Beach, FL

Average humidity in December: 75%

The month with the highest relative humidity is June (76%).
The month with the lowest relative humidity is March (70%).

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Average rainfall in December
West Palm Beach, FL

Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in December
West Palm Beach, FL

Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is September (25 days).
The month with the least rainy days is February (9.3 days).

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Average sea temperature in December
West Palm Beach, FL

Average sea temperature in December: 76°F

The best month for swimming (with the highest average sea temperature) is August (85.7°F).
The coldest month (with the lowest average sea temperature) is January (74.1°F).

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Average daylight in December /
Average sunshine in December
West Palm Beach, FL

Average daylight in December: 10h and 3min

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 December: 6h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The months with the least sunshine are January and December (Average sunshine: 6h and 6min).

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Average sunshine days in December
West Palm Beach, FL

Average sunshine days in December: 16 days

The month with the most sunshine days is January (18.2 days).
The month with the least sunshine days is August (3.5 days).

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Average UV index in December
West Palm Beach, 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).

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Average cloud cover in December
West Palm Beach, FL

Average cloud cover in December: 35

The months with the most cloud cover are January, November and December (Cloud cover 35).
The months with the least cloud cover are May, July and August (Cloud cover 28).

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Average visibility in December
West Palm Beach, 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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December weather forecast
West Palm Beach, FL

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