December weather forecast
Tampa, FL

The Hillsborough River flowing under the bridge in Tampa, Florida
The Hillsborough River flowing under the bridge in Tampa, Florida

Weather in December

The first month of the winter, December, is still a pleasant month in Tampa, Florida, with an average temperature fluctuating between 58.1°F (14.5°C) and 72°F (22.2°C).

Temperature

In Tampa, the average high-temperature in December is relatively the same as in November - a pleasant 72°F (22.2°C). In Tampa, the average low-temperature is 58.1°F (14.5°C).

Humidity

December is the most humid month, with an average relative humidity of 75%.

Rainfall

In Tampa, during December, the rain falls for 8.8 days and regularly aggregates up to 1.69" (43mm) of precipitation. Throughout the year, there are 178.2 rainfall days, and 32.87" (835mm) of precipitation is accumulated.

Ocean temperature

In December, the average ocean temperature in Tampa is 69.1°F (20.6°C).
Note: For swimming, a surface water temperature of 69.1°F (20.6°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).

Daylight

December has the shortest days of the year, with an average of 10h and 25min of daylight.
On the first day of December, sunrise is at 7:03 am and sunset at 5:33 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:45 pm EST.

Sunshine

December has the least sunshine of the year in Tampa, with an average of 6.3h of sunshine.

UV index

In Tampa, 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 unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 5 in December interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the most humid month in Tampa?

December is the most humid month in Tampa, with an average relative humidity of 75%.

What is the average humidity in December in Tampa?

In December, the average relative humidity in Tampa, Florida, is 75%.

How much does it rain in Tampa in December?

In December, in Tampa, the rain falls for 8.8 days. Throughout December, 1.69" (43mm) of precipitation is accumulated.

What is the ocean temperature in December in Tampa?

In Tampa, Florida, in December, the average water temperature is 69.1°F (20.6°C). For most, swimming in 69.1°F (20.6°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the month with the shortest days in Tampa?

December has the shortest days of the year in Tampa, with an average of 10h and 25min of daylight.

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

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

When are sunrise and sunset in December in Tampa?

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 5:33 pm. On the last day of the month, in Tampa, sunrise is at 7:20 am and sunset at 5:45 pm EST.

What is the month with the least sunshine in Tampa?

December has the least sunshine of the year, with an average of 6.3h of sunshine.

How long on average sun shines in December in Tampa?

In Tampa, the average sunshine duration in December is 6.3h.

How high is the UV index in December in Tampa?

The average daily maximum UV index in December in Tampa is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.

Average temperature in December
Tampa, FL

Average temperature in December - Tampa, FL
  • Average high temperature in December: 72°F

The warmest month (with the highest average high temperature) is August (90.3°F).
The month with the lowest average high temperature is January (67.8°F).

  • Average low temperature in December: 58.1°F

The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (53.4°F).

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Average pressure in December
Tampa, FL

Average pressure in December - Tampa, FL
  • Average pressure in December: 30.11"

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is September (29.96").

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Average wind speed in December
Tampa, FL

Average wind speed in December - Tampa, FL
  • Average wind speed in December: 7.1mph

The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in December
Tampa, FL

Average humidity in December - Tampa, FL
  • Average humidity in December: 75%

The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is May (69%).

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Average rainfall in December
Tampa, FL

Average rainfall in December - Tampa, FL
  • Average rainfall in December: 1.69"

The wettest month (with the highest rainfall) is July (5.67").
The driest month (with the least rainfall) is November (1.26").

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Average rainfall days in December
Tampa, FL

Average rainfall days in December - Tampa, FL
  • Average rainfall days in December: 8.8 days

The month with the highest number of rainy days is August (25.3 days).
The month with the least rainy days is November (8.2 days).

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Average sea temperature in December
Tampa, FL

Average sea temperature in December - Tampa, FL
  • Average sea temperature in December: 69.1°F

The best month for swimming (with the highest average sea temperature) is August (86.5°F).
The coldest month (with the lowest average sea temperature) is January (64.8°F).

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

Average daylight in December / Average sunshine in December - Tampa, FL
  • Average daylight in December: 10h and 25min

The month with the longest days is June (Average daylight: 13h and 53min).
The month with the shortest days is December (Average daylight: 10h and 25min).

  • Average sunshine in December: 6.3h

The month with the most sunshine is May (Average sunshine: 10.9h).
The month with the least sunshine is December (Average sunshine: 6.3h).

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Average sunshine days in December
Tampa, FL

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

The month with the most sunshine days is November (20.3 days).
The months with the least sunshine days are July and August (4.3 days).

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Average UV index in December
Tampa, FL

Average UV index in December - Tampa, 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
Tampa, FL

Average cloud cover in December - Tampa, FL
  • Average cloud cover in December: 33

The months with the most cloud cover are January and December (Cloud cover 33).
The month with the least cloud cover is May (Cloud cover 24).

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Average visibility in December
Tampa, FL

Average visibility in December - Tampa, 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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