December weather forecast
Day, FL

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Weather in December

December, the first month of the winter in Day, is still a comfortable month, with an average temperature ranging between min 49.8°F (9.9°C) and max 65.5°F (18.6°C).

Temperature

December brings a slight decrease in the average high-temperature, shifting from an agreeable 71.1°F (21.7°C) in November to an enjoyable 65.5°F (18.6°C). Day's nights in December experience an average temperature drop to a frosty 49.8°F (9.9°C).

Humidity

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

Rainfall

In December, the rain falls for 10.1 days. Throughout December, 2.36" (60mm) of precipitation is accumulated. Throughout the year, there are 168.6 rainfall days, and 32.95" (837mm) of precipitation is accumulated.

Daylight

With an average of 10h and 12min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:12 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:43 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 5.9h of sunshine.

UV index

The average daily maximum UV index in December is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 4 in December converts into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. When the Sun is at its strongest around midday, find shade and limit exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Jun 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

December temperatures vary between a high-temperature of 65.5°F (18.6°C) and a low-temperature of 49.8°F (9.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in October is evaluated at 84.2°F (29°C).

What is the most humid month?

The months with the highest humidity are August, September and December, with an average relative humidity of 77%.

What is the average humidity in December?

In December, the average relative humidity is 77%.

How many days does it rain in December?

In Day, during December, the rain falls for 10.1 days and regularly aggregates up to 2.36" (60mm) of precipitation.

What is the month with the shortest days?

With an average of 10h and 12min of daylight, December has the shortest days of the year in Day, Florida.

How many hours of daylight does Day have in December?

The average day length in December is 10h and 14min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:12 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:43 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 5.9h of sunshine.

How many hours of sunshine does Day have in December?

In December, the average sunshine duration is 5.9h.

What is the UV index reading in December?

In Day, the average daily maximum UV index in December is 4. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Day, FL

Average temperature in December - Day, FL
  • Average high temperature in December: 65.5°F

The warmest months (with the highest average high temperature) are July and August (90.3°F).
The month with the lowest average high temperature is January (62.2°F).

  • Average low temperature in December: 49.8°F

The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (45.5°F).

Average pressure in December
Day, FL

Average pressure in December - Day, FL
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).

Average wind speed in December
Day, FL

Average wind speed in December - Day, FL
  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is January (7.2mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in December
Day, FL

Average humidity in December - Day, FL
  • Average humidity in December: 77%

The months with the highest relative humidity are August, September and December (77%).
The months with the lowest relative humidity are January and May (72%).

Average rainfall in December
Day, FL

Average rainfall in December - Day, FL
  • Average rainfall in December: 2.36"

The wettest month (with the highest rainfall) is August (5.35").
The driest month (with the least rainfall) is November (1.02").

Average rainfall days in December
Day, FL

Average rainfall days in December - Day, FL
  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is August (24.8 days).
The month with the least rainy days is November (6.8 days).

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

Average daylight in December / Average sunshine in December - Day, FL
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in December: 5h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days in December
Day, FL

Average sunshine days in December - Day, FL
  • Average sunshine days in December: 19.3 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is August (3.8 days).

Average UV index in December
Day, FL

Average UV index in December - Day, FL
  • Average UV index in December: 4

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in December
Day, FL

Average cloud cover in December - Day, FL
  • Average cloud cover in December: 38

The month with the most cloud cover is December (Cloud cover 38).
The month with the least cloud cover is May (Cloud cover 24).

Average visibility in December
Day, FL

Average visibility in December - Day, 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).

Day, Florida, USA

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