December weather forecast
Gandy, FL

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Weather in December

The first month of the winter, December, is still a pleasant month in Gandy, Florida, with temperature in the range of an average high of 71.1°F (21.7°C) and an average low of 59.7°F (15.4°C).

Temperature

December brings a marginal elevation to a pleasant 71.1°F (21.7°C) from November's 75.4°F (24.1°C) in Gandy's average high-temperatures. Throughout the month of December, Gandy sees a steady low-temperature average of 59.7°F (15.4°C).

Humidity

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

Rainfall

In December, the rain falls for 8.4 days. Throughout December, 1.65" (42mm) of precipitation is accumulated. In Gandy, Florida, during the entire year, the rain falls for 161.7 days and collects up to 24.76" (629mm) of precipitation.

Ocean temperature

In Gandy, in December, the average water temperature is 68.5°F (20.3°C).
Note: Swimming in water that is 68.5°F (20.3°C) is not enjoyable for most. Breathing becomes more challenging to manage as the water temperature dips from 69.8°F (21°C) to 59°F (15°C).

Daylight

With an average of 10h and 24min of daylight, December has the shortest days of the year.
On the first day of December in Gandy, Florida, sunrise is at 7:04 am and sunset at 5:34 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:46 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 6.5h of sunshine.

UV index

In December, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 5 in December interprets into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

What is the usual temperature for Gandy in December?

In Gandy, in December, the average high-temperature is 71.1°F (21.7°C), and the average low-temperature is 59.7°F (15.4°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in October is evaluated at 87.8°F (31°C).

What is the most humid month in Gandy?

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

What is the average humidity in December in Gandy?

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

How much does it rain in Gandy in December?

In December, in Gandy, Florida, the rain falls for 8.4 days. Throughout December, 1.65" (42mm) of precipitation is accumulated.

What is the ocean temperature in December in Gandy?

In December, the average ocean temperature in Gandy, Florida, 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 Gandy?

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

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

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

When is the sunrise / sunset in December in Gandy?

On the first day of December in Gandy, Florida, sunrise is at 7:04 am and sunset at 5:34 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 Gandy?

With an average of 6.5h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December in Gandy?

In December, the average sunshine duration in Gandy, Florida, is 6.5h.

What is the UV index intensity in December in Gandy?

In December, the average daily maximum UV index in Gandy, Florida, is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.

Average temperature in December
Gandy, FL

Average temperature in December - Gandy, FL
  • Average high temperature in December: 71.1°F

The warmest month (with the highest average high temperature) is August (88.9°F).
The month with the lowest average high temperature is January (66.7°F).

  • Average low temperature in December: 59.7°F

The month with the highest average low temperature is August (80.4°F).
The coldest month (with the lowest average low temperature) is January (55.2°F).

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Average pressure in December
Gandy, FL

Average pressure in December - Gandy, FL
  • Average pressure in December: 30.11"Hg

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

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Average wind speed in December
Gandy, FL

Average wind speed in December - Gandy, FL
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in December
Gandy, FL

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

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is May (71%).

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Average rainfall in December
Gandy, FL

Average rainfall in December - Gandy, FL
  • Average rainfall in December: 1.65"

The wettest month (with the highest rainfall) is July (4.61").
The driest month (with the least rainfall) is November (0.83").

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Average rainfall days in December
Gandy, FL

Average rainfall days in December - Gandy, FL
  • Average rainfall days in December: 8.4 days

The month with the highest number of rainy days is July (24.3 days).
The month with the least rainy days is November (7.2 days).

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Average sea temperature in December
Gandy, FL

Average sea temperature in December - Gandy, 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
Gandy, FL

Average daylight in December / Average sunshine in December - Gandy, 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 3min

The month with the most sunshine is May (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in December
Gandy, FL

Average sunshine days in December - Gandy, FL
  • Average sunshine days in December: 20.6 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is July (4.3 days).

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Average UV index in December
Gandy, FL

Average UV index in December - Gandy, 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
Gandy, FL

Average cloud cover in December - Gandy, FL
  • Average cloud cover in December: 30

The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 21).

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Average visibility in December
Gandy, FL

Average visibility in December - Gandy, 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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Gandy, Florida, USA

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