December weather forecast
Stuart, FL

Weather in December

The first month of the winter, December, is also a moderately hot month in Stuart, Florida, with temperature in the range of an average high of 74.5°F (23.6°C) and an average low of 65.3°F (18.5°C).

Temperature

In Stuart, the average high-temperature in December is almost the same as in November - a still moderately hot 74.5°F (23.6°C). In Stuart, in December, the average low-temperature is 65.3°F (18.5°C).

Humidity

In December, the average relative humidity in Stuart is 76%.

Rainfall

In Stuart, it is raining for 9.3 days, with typically 0.71" (18mm) of accumulated precipitation. In Stuart, during the entire year, the rain falls for 168.1 days and collects up to 14.09" (358mm) of precipitation.

Ocean temperature

In Stuart, in December, the average water temperature is 75.6°F (24.2°C).
Note: 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 75.6°F (24.2°C).

Daylight

With an average of 10h and 28min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:53 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:37 pm EST.

Sunshine

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

UV index

January and December, with an average maximum UV index of 5, are months with the lowest UV index in Stuart. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

What is the average humidity in December in Stuart?

In December, the average relative humidity in Stuart, Florida, is 76%.

How much does it rain in Stuart in December?

In Stuart, Florida, in December, it is raining for 9.3 days, with typically 0.71" (18mm) of accumulated precipitation.

What is the water temperature in December in Stuart?

In December, the average ocean temperature in Stuart, Florida, 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.

What is the month with the shortest days in Stuart?

With an average of 10h and 28min of daylight, December has the shortest days of the year in Stuart.

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

The average day length in December in Stuart, Florida, is 10h and 28min.

When are sunrise and sunset in December in Stuart?

On the first day of December, sunrise is at 6:53 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:37 pm EST.

What is the month with the least sunshine in Stuart?

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

How many hours of sunshine does Stuart have in December?

In Stuart, the average sunshine duration in December is 6.1h.

When is the lowest UV index in Stuart?

The months with the lowest UV index in Stuart are January and December, with an average maximum UV index of 5.

What is the UV index reading in December in Stuart?

The average daily maximum UV index in December is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in December
Stuart, FL

Average temperature in December - Stuart, FL
  • Average high temperature in December: 74.5°F

The warmest month (with the highest average high temperature) is August (87.1°F).
The month with the lowest average high temperature is January (71.4°F).

  • Average low temperature in December: 65.3°F

The month with the highest average low temperature is August (79.3°F).
The coldest month (with the lowest average low temperature) is January (61.2°F).

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Average pressure in December
Stuart, FL

Average pressure in December - Stuart, FL
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).

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Average wind speed in December
Stuart, FL

Average wind speed in December - Stuart, FL
  • Average wind speed in December: 9.9mph

The windiest months (with the highest average wind speed) are January, March and November (10.3mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in December
Stuart, FL

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

The months with the highest relative humidity are June and August (78%).
The month with the lowest relative humidity is March (70%).

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Average rainfall in December
Stuart, FL

Average rainfall in December - Stuart, FL
  • Average rainfall in December: 0.71"

The wettest month (with the highest rainfall) is August (2.56").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in December
Stuart, FL

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

The month with the highest number of rainy days is August (23.1 days).
The month with the least rainy days is February (7.7 days).

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Average sea temperature in December
Stuart, FL

Average sea temperature in December - Stuart, FL
  • Average sea temperature in December: 75.6°F

The best month for swimming (with the highest average sea temperature) is August (85.1°F).
The coldest month (with the lowest average sea temperature) is February (73.3°F).

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

Average daylight in December / Average sunshine in December - Stuart, FL
  • Average daylight in December: 10h and 28min

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 December: 6h and 6min

The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 6h and 6min).

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Average sunshine days in December
Stuart, FL

Average sunshine days in December - Stuart, FL
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is January (19.5 days).
The month with the least sunshine days is August (3.4 days).

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Average UV index in December
Stuart, FL

Average UV index in December - Stuart, 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 months with the lowest UV index are January and December (UV index 5).

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Average cloud cover in December
Stuart, FL

Average cloud cover in December - Stuart, FL
  • Average cloud cover in December: 34

The months with the most cloud cover are January, November and December (Cloud cover 34).
The months with the least cloud cover are May and July (Cloud cover 26).

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Average visibility in December
Stuart, FL

Average visibility in December - Stuart, 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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