December weather forecast
Jacksonville, AL

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Weather in December

The first month of the winter, December, is also a fresh month in Jacksonville, Alabama, with temperature in the range of an average low of 39°F (3.9°C) and an average high of 54°F (12.2°C).

Temperature

December's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from November's refreshing 61.2°F (16.2°C) to a fresh 54°F (12.2°C). During December, the average low-temperature in Jacksonville is a cold 39°F (3.9°C).

Humidity

The most humid month in Jacksonville is December, with an average relative humidity of 80%.

Rainfall

December is the month with the most rainfall. Rain falls for 14 days and accumulates 3.78" (96mm) of precipitation.

Snowfall

January through March and December are months with snowfall in Jacksonville. December is the first month it typically snows in Jacksonville. Throughout December, in the average 0.7 snowfall days, it receives 0.47" (12mm) of snow. In Jacksonville, during the entire year, snow falls for 4 days and aggregates up to 1.57" (40mm) of snow.

Daylight

The month with the shortest days in Jacksonville is December, with an average of 9h and 54min of daylight.
On the first day of the month, sunrise is at 6:30 am and sunset at 4:34 pm. On the last day of December, in Jacksonville, sunrise is at 6:47 am and sunset at 4:44 pm CST.

Sunshine

In December, the average sunshine in Jacksonville is 5h.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index in Jacksonville. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Frequently asked questions

What are the temperatures in Jacksonville in December?

The high-temperature in Jacksonville during December is 54°F (12.2°C) and the low-temperature is 39°F (3.9°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in September is estimated at 91.4°F (33°C).

What is the most humid month in Jacksonville?

With an average relative humidity of 80%, December is the most humid month in Jacksonville, Alabama.

What is the average humidity in December in Jacksonville?

In December, the average relative humidity in Jacksonville, Alabama, is 80%.

What is the rainiest month in Jacksonville?

December is the month with the most rainfall. Rain falls for 14 days and accumulates 3.78" (96mm) of precipitation.

How much does it rain in Jacksonville in December?

In December, in Jacksonville, Alabama, the rain falls for 14 days. Throughout December, 3.78" (96mm) of precipitation is accumulated.

When does it start to snow in Jacksonville?

December is the first month it typically snows in Jacksonville, Alabama. Throughout December, in the average 0.7 snowfall days, it receives 0.47" (12mm) of snow.

What is the month with the shortest days in Jacksonville?

The month with the shortest days is December, with an average of 9h and 54min of daylight.

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

The average day length in December in Jacksonville, Alabama, is 9h and 57min.

When is the sunrise / sunset in December in Jacksonville?

In December, on the first day of the month, sunrise is at 6:30 am and sunset at 4:34 pm. On the last day of the month, in Jacksonville, sunrise is at 6:47 am and sunset at 4:44 pm CST.

How long on average sun shines in December in Jacksonville?

In December, the average sunshine duration in Jacksonville, Alabama, is 5h.

What is the month with the lowest UV index in Jacksonville?

With an average maximum UV index of 2, December is the month with the lowest UV index in Jacksonville.

What is the UV index reading in December in Jacksonville?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Jacksonville, AL

Average temperature in December - Jacksonville, AL
  • Average high temperature in December: 54°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (50°F).

  • Average low temperature in December: 39°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).

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Average pressure in December
Jacksonville, AL

Average pressure in December - Jacksonville, AL
  • Average pressure in December: 30.15"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in December
Jacksonville, AL

Average wind speed in December - Jacksonville, AL
  • Average wind speed in December: 6.7mph

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in December
Jacksonville, AL

Average humidity in December - Jacksonville, AL
  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in December
Jacksonville, AL

Average rainfall in December - Jacksonville, AL
  • Average rainfall in December: 3.78"

The wettest month (with the highest rainfall) is December (3.78").
The driest month (with the least rainfall) is October (2.24").

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Average rainfall days in December
Jacksonville, AL

Average rainfall days in December - Jacksonville, AL
  • Average rainfall days in December: 14 days

The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in December
Jacksonville, AL

Average snowfall in December - Jacksonville, AL
  • Average snowfall in December: 0.47"

The month with the highest snowfall is January (0.83").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Jacksonville, AL

Average snowfall days in December - Jacksonville, AL
  • Average snowfall days in December: 0.7 days

The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Jacksonville, AL

Average daylight in December / Average sunshine in December - Jacksonville, AL
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in December
Jacksonville, AL

Average sunshine days in December - Jacksonville, AL
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (7.3 days).

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Average UV index in December
Jacksonville, AL

Average UV index in December - Jacksonville, AL
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Jacksonville, AL

Average cloud cover in December - Jacksonville, AL
  • Average cloud cover in December: 47

The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are June and September (Cloud cover 30).

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Average visibility in December
Jacksonville, AL

Average visibility in December - Jacksonville, AL
  • 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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Jacksonville, Alabama, USA

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