December weather forecast and climate
Conch Key, FL

Weather in December

December, the first month of the winter, in Conch Key, is still a warm month, with average temperature fluctuating between 71.4°F (21.9°C) and 75.6°F (24.2°C).

Temperature

In December, the average high-temperature is essentially the same as in November - a still warm 75.6°F (24.2°C). In December, the average low-temperature is 71.4°F (21.9°C).

Humidity

February and December, with an average relative humidity of 77%, are most humid months.

Rainfall

In Conch Key, in December, it is raining for 12.5 days, with typically 1.06" (27mm) of accumulated precipitation. Throughout the year, in Conch Key, there are 186.2 rainfall days, and 24.45" (621mm) of precipitation is accumulated.

Daylight

The month with the shortest days in Conch Key is December, with an average of 10.6h of daylight.

Sunshine

With an average of 6.6h of sunshine, December has the least sunshine of the year.

UV index

In Conch Key, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high threat to health from the exposure to the Sun's UV radiation for average individuals.
Note: In December, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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 temperature in December in Conch Key?

The average high-temperature, in December, in Conch Key, Florida, is 75.6°F (24.2°C), while the average low-temperature is 71.4°F (21.9°C).

What is the most humid month in Conch Key?

February and December, with an average relative humidity of 77%, are most humid months in Conch Key, Florida.

What is the average humidity in December in Conch Key?

In Conch Key, the average relative humidity in December is 77%.

How many days does it rain in December in Conch Key?

In December, in Conch Key, Florida, the rain falls for 12.5 days. Throughout December, 1.06" (27mm) of precipitation is accumulated.

What is the month with the shortest days in Conch Key?

December has the shortest days of the year, with an average of 10.6h of daylight.

What is the average length of the day in December in Conch Key?

In Conch Key, the average length of the day in December is 10.6h.

What is the month with the least sunshine in Conch Key?

With an average of 6.6h of sunshine, December has the least sunshine of the year in Conch Key.

How long on average sun shines in December in Conch Key?

In December, the average sunshine in Conch Key, Florida, is 6.6h.

What is the UV index reading in December in Conch Key?

The average daily maximum UV index in December in Conch Key is 6. A UV Index of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV rays.

Average temperature in December
Conch Key, FL

Average temperature in December - Conch Key, FL
  • Average high temperature in December: 75.6°F

The warmest month (with the highest average high temperature) is August (85.5°F).
The month with the lowest average high temperature is January (72.9°F).

  • Average low temperature in December: 71.4°F

The month with the highest average low temperature is August (82.9°F).
The coldest month (with the lowest average low temperature) is January (67.5°F).

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Average pressure in December
Conch Key, FL

Average pressure in December - Conch Key, FL
  • Average pressure in December: 30.06"

The month with the highest atmospheric pressure is January (30.1").
Months with the lowest atmospheric pressure are September and October (29.94").

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Average wind speed in December
Conch Key, FL

Average wind speed in December - Conch Key, FL
  • Average wind speed in December: 12.9mph

The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (9mph).

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Average humidity in December
Conch Key, FL

Average humidity in December - Conch Key, FL
  • Average humidity in December: 77%

Months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is March (73%).

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Average rainfall in December
Conch Key, FL

Average rainfall in December - Conch Key, FL
  • Average rainfall in December: 1.06"

The wettest month (with the highest rainfall) is September (4.21").
The driest month (with the least rainfall) is March (0.43").

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Average rainfall days in December
Conch Key, FL

Average rainfall days in December - Conch Key, FL
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is September (23 days).
The month with the least rainy days is February (10.3 days).

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Average daylight in December /
Average sunshine in December
Conch Key, FL

Average daylight in December / Average sunshine in December - Conch Key, FL
  • Average daylight in December: 10.6h

The month with the longest days is June (Average daylight: 13.7h).
The month with the shortest days is December (Average daylight: 10.6h).

  • Average sunshine in December: 6.6h

The month with the most sunshine is July (Average sunshine: 11.1h).
The month with the least sunshine is December (Average sunshine: 6.6h).

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Average sunshine days in December
Conch Key, FL

Average sunshine days in December - Conch Key, FL
  • Average sunshine days in December: 13.8 days

The month with the most sunshine days is March (18 days).
The month with the least sunshine days is September (4.6 days).

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Average UV index in December
Conch Key, FL

Average UV index in December - Conch Key, FL
  • Average UV index in December: 6

Months with the highest UV index are April, May, June, July, August, September and October (UV index 7).
The month with the lowest UV index is January (UV index 5).

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Average cloud cover in December
Conch Key, FL

Average cloud cover in December - Conch Key, FL
  • Average cloud cover in December: 31

Months with the most cloud cover are January and October (Cloud cover 32).
The month with the least cloud cover is April (Cloud cover 23).

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Average visibility in December
Conch Key, FL

Average visibility in December - Conch Key, FL
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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