December weather forecast
Saint Pete Beach, FL

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Weather in December

December, the first month of the winter in Saint Pete Beach, is still a pleasant month, with an average temperature ranging between min 61.2°F (16.2°C) and max 70.7°F (21.5°C).

Temperature

The initiation of December records an average high-temperature of a pleasant 70.7°F (21.5°C), displaying a near consistency with the previous month. The temperature in Saint Pete Beach dips to an average of 61.2°F (16.2°C) during December nights.

Humidity

The most humid month in Saint Pete Beach, Florida, is December, with an average relative humidity of 77%.

Rainfall

In Saint Pete Beach, during December, the rain falls for 4 days and regularly aggregates up to 0.55" (14mm) of precipitation. Throughout the year, in Saint Pete Beach, there are 60.4 rainfall days, and 5.16" (131mm) of precipitation is accumulated.

Ocean temperature

In Saint Pete Beach, Florida, in December, the average water temperature is 68.5°F (20.3°C).
Note: 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).

Daylight

December has the shortest days of the year, with an average of 10h and 24min of daylight.
On the first day of the month, sunrise is at 7:04 am and sunset at 5:35 pm. On the last day of December, in Saint Pete Beach, Florida, sunrise is at 7:21 am and sunset at 5:46 pm EST.

Sunshine

With an average of 6.7h of sunshine, December has the least sunshine of the year in Saint Pete Beach, Florida.

UV index

The average daily maximum UV index in December is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 5 during December leads to these instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What is the temperature in December in Saint Pete Beach?

The average high-temperature, in December, in Saint Pete Beach, is 70.7°F (21.5°C), while the average low-temperature is 61.2°F (16.2°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in October is appraised at 86°F (30°C).

What is the most humid month in Saint Pete Beach?

December is the most humid month in Saint Pete Beach, with an average relative humidity of 77%.

What is the average humidity in December in Saint Pete Beach?

In December, the average relative humidity in Saint Pete Beach, Florida, is 77%.

How many days does it rain in December in Saint Pete Beach?

In Saint Pete Beach, in December, it is raining for 4 days, with typically 0.55" (14mm) of accumulated precipitation.

What is the ocean temperature in December in Saint Pete Beach?

In Saint Pete Beach, the average seawater temperature in December is 68.5°F (20.3°C). For swimming, a surface water temperature of 68.5°F (20.3°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

What is the month with the shortest days in Saint Pete Beach?

With an average of 10h and 24min of daylight, December has the shortest days of the year in Saint Pete Beach, Florida.

What is the average length of the day in December in Saint Pete Beach?

In Saint Pete Beach, Florida, the average day length in December is 10h and 25min.

What time are sunrise and sunset in December in Saint Pete Beach?

On the first day of December in Saint Pete Beach, sunrise is at 7:04 am and sunset at 5:35 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:46 pm EST.

What is the month with the least sunshine in Saint Pete Beach?

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

How many hours of sunshine does Saint Pete Beach have in December?

The average sunshine duration in December in Saint Pete Beach is 6.7h.

What is the UV index intensity in December in Saint Pete Beach?

In December, the average daily maximum UV index in Saint Pete Beach is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.

Average temperature in December
Saint Pete Beach, FL

Average temperature in December - Saint Pete Beach, FL
  • Average high temperature in December: 70.7°F

The warmest month (with the highest average high temperature) is August (87.8°F).
The month with the lowest average high temperature is January (66.7°F).

  • Average low temperature in December: 61.2°F

The month with the highest average low temperature is August (80.6°F).
The coldest month (with the lowest average low temperature) is January (56.7°F).

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Average pressure in December
Saint Pete Beach, FL

Average pressure in December - Saint Pete Beach, 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 (29.96"Hg).

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Average wind speed in December
Saint Pete Beach, FL

Average wind speed in December - Saint Pete Beach, FL
  • Average wind speed in December: 9.7mph

The windiest months (with the highest average wind speed) are January and November (10.1mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in December
Saint Pete Beach, FL

Average humidity in December - Saint Pete Beach, FL
  • Average humidity in December: 77%

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

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Average rainfall in December
Saint Pete Beach, FL

Average rainfall in December - Saint Pete Beach, FL
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is July (0.98").
The driest month (with the least rainfall) is March (0.08").

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Average rainfall days in December
Saint Pete Beach, FL

Average rainfall days in December - Saint Pete Beach, FL
  • Average rainfall days in December: 4 days

The month with the highest number of rainy days is July (8.8 days).
The month with the least rainy days is January (2.6 days).

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Average sea temperature in December
Saint Pete Beach, FL

Average sea temperature in December - Saint Pete Beach, 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
Saint Pete Beach, FL

Average daylight in December / Average sunshine in December - Saint Pete Beach, 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 4min

The month with the most sunshine is May (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in December
Saint Pete Beach, FL

Average sunshine days in December - Saint Pete Beach, FL
  • Average sunshine days in December: 26.4 days

The month with the most sunshine days is March (27.6 days).
The month with the least sunshine days is August (13.5 days).

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Average UV index in December
Saint Pete Beach, FL

Average UV index in December - Saint Pete Beach, 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
Saint Pete Beach, FL

Average cloud cover in December - Saint Pete Beach, FL
  • Average cloud cover in December: 29

The months with the most cloud cover are January and December (Cloud cover 29).
The month with the least cloud cover is May (Cloud cover 20).

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Average visibility in December
Saint Pete Beach, FL

Average visibility in December - Saint Pete 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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Saint Pete Beach, Florida, USA

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