Jacksonville
Georgia, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Jacksonville, GA

December, the first month of the winter, in Jacksonville, is still a mild month, with average temperature fluctuating between 60.4°F (15.8°C) and 45.5°F (7.5°C).

Temperature

In Jacksonville, the average high-temperature marginally drops, from a comfortable 66.6°F (19.2°C) in November, to a mild 60.4°F (15.8°C). The average low-temperature, in December, is 45.5°F (7.5°C).

Humidity

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

Rainfall

In Jacksonville, during December, the rain falls for 8.8 days and regularly aggregates up to 1.54" (39mm) of precipitation. In Jacksonville, during the entire year, the rain falls for 134.5 days and collects up to 14.61" (371mm) of precipitation.

Snowfall

March through December are months without snowfall in Jacksonville.

Daylight

December has the shortest days of the year, with an average of 10.1h of daylight.

Sunshine

The month with the least sunshine in Jacksonville is December, with an average of 5.4h of sunshine.

UV index

Months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Jacksonville?

The average high-temperature, in December, in Jacksonville, Georgia, is 60.4°F (15.8°C), while the average low-temperature is 45.5°F (7.5°C).

What is the most humid month in Jacksonville?

Months with the highest humidity in Jacksonville, Georgia, are August and December, with an average relative humidity of 77%.

What is the average humidity in December in Jacksonville?

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

How much does it rain in Jacksonville in December?

In Jacksonville, during December, the rain falls for 8.8 days and regularly aggregates up to 1.54" (39mm) of precipitation.

Does it snow in Jacksonville in December?

In Jacksonville, in December, it doesn't snow. In January, it regularly snows.

When it does not snow in Jacksonville?

In Jacksonville snow does not fall in March through December.

What is the month with the shortest days in Jacksonville?

The month with the shortest days is December, with an average of 10.1h of daylight.

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

In Jacksonville, Georgia, the average length of the day in December is 10.1h.

What is the month with the least sunshine in Jacksonville?

The month with the least sunshine in Jacksonville, Georgia, is December, with an average of 5.4h of sunshine.

How many hours of sunshine does Jacksonville have in December?

In December, the average sunshine in Jacksonville is 5.4h.

What are the months with the lowest UV index in Jacksonville?

Months with the lowest UV index in Jacksonville, Georgia, are January and December, with an average maximum UV index of 3.

What is the UV index reading in December in Jacksonville?

In December, the average daily maximum UV index in Jacksonville, Georgia, is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV radiation.
Average temperature in December - Jacksonville, GA
  • Average high temperature in December: 60.4°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (57.4°F).

  • Average low temperature in December: 45.5°F

Months with the highest average low temperature are July and August (73°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).

Average humidity in December - Jacksonville, GA
  • Average humidity in December: 77%

Months with the highest relative humidity are August and December (77%).
Months with the lowest relative humidity are January, October and November (72%).

Average rainfall in December - Jacksonville, GA
  • Average rainfall in December: 1.54"

The wettest month (with the highest rainfall) is August (1.89").
The driest month (with the least rainfall) is November (0.71").

Average rainfall days in December - Jacksonville, GA
  • Average rainfall days in December: 8.8 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (5.5 days).

Average snowfall in December - Jacksonville, GA
  • Average snowfall in December: 0"

Months with the highest snowfall are January and February (0.04").
Months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December - Jacksonville, GA
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.3 days).
Months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in December / Average sunshine in December - Jacksonville, GA
  • Average daylight in December: 10.1h

The month with the longest days is June (Average daylight: 14.2h).
The month with the shortest days is December (Average daylight: 10.1h).

  • Average sunshine in December: 5.4h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is December (Average sunshine: 5.4h).

Average UV index in December - Jacksonville, GA
  • Average UV index in December: 3

Months with the highest UV index are May, June and July (UV index 7).
Months with the lowest UV index are January and December (UV index 3).