December weather forecast
Sunny South, AL

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Weather in December

The first month of the winter, December, is also a moderate month in Sunny South, Alabama, with an average temperature fluctuating between 59.2°F (15.1°C) and 43°F (6.1°C).

Temperature

The onset of December brings a small shift in high-temperatures, falling from an enjoyable 66.2°F (19°C) in November to a moderate 59.2°F (15.1°C). The average temperature drops to a frosty 43°F (6.1°C) during the night in the month of December.

Humidity

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

Rainfall

December is the month with the most rainfall. Rain falls for 13 days and accumulates 3.94" (100mm) of precipitation.

Snowfall

Months with snowfall are January through March and December. December is the first month it typically snows in Sunny South. Throughout December, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 1.5 snowfall days, and 0.67" (17mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 6:33 am and sunset at 4:46 pm. On the last day of December, sunrise is at 6:50 am and sunset at 4:56 pm CST.

Sunshine

In Sunny South, the average sunshine in December is 5h.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index, 3 during December, leads to the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

In December, in Sunny South, the average high-temperature is 59.2°F (15.1°C), and the average low-temperature is 43°F (6.1°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is calculated to be 102.2°F (39°C).

What is the most humid month?

December is the most humid month in Sunny South, with an average relative humidity of 80%.

What is the average humidity in December?

The average relative humidity in December is 80%.

What is the wettest month?

December is the month with the most rainfall. Rain falls for 13 days and accumulates 3.94" (100mm) of precipitation.

How many days does it rain in December?

In Sunny South, in December, during 13 rainfall days, 3.94" (100mm) of precipitation is typically accumulated.

When does it start to snow?

December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 6min of daylight.

What is the average length of the day in December?

In Sunny South, the average day length in December is 10h and 6min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 6:33 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 4:56 pm CST.

How many hours of sunshine does Sunny South have in December?

In December, the average sunshine duration is 5h.

What are the months with the lowest UV index?

The months with the lowest UV index are January and December, with an average maximum UV index of 3.

What is the UV index reading in December?

The average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Sunny South, AL

Average temperature in December - Sunny South, AL
  • Average high temperature in December: 59.2°F

The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in December: 43°F

The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

Average pressure in December
Sunny South, AL

Average pressure in December - Sunny South, AL
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in December
Sunny South, AL

Average wind speed in December - Sunny South, AL
  • Average wind speed in December: 6.4mph

The windiest month (with the highest average wind speed) is February (6.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in December
Sunny South, AL

Average humidity in December - Sunny South, 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 (70%).

Average rainfall in December
Sunny South, AL

Average rainfall in December - Sunny South, AL
  • Average rainfall in December: 3.94"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is November (1.93").

Average rainfall days in December
Sunny South, AL

Average rainfall days in December - Sunny South, AL
  • Average rainfall days in December: 13 days

The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is November (8.3 days).

Average snowfall in December
Sunny South, AL

Average snowfall in December - Sunny South, AL
  • Average snowfall in December: 0.08"

The month with the highest snowfall is March (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Sunny South, AL

Average snowfall days in December - Sunny South, AL
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Sunny South, AL

Average daylight in December / Average sunshine in December - Sunny South, AL
  • Average daylight in December: 10h and 1min

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

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in December
Sunny South, AL

Average sunshine days in December - Sunny South, AL
  • Average sunshine days in December: 16.3 days

The months with the most sunshine days are October and November (20.5 days).
The month with the least sunshine days is July (6.6 days).

Average UV index in December
Sunny South, AL

Average UV index in December - Sunny South, AL
  • Average UV index in December: 3

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

Average cloud cover in December
Sunny South, AL

Average cloud cover in December - Sunny South, AL
  • Average cloud cover in December: 49

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 31).

Average visibility in December
Sunny South, AL

Average visibility in December - Sunny South, AL
  • Average visibility in December: 5mi

The months with the highest visibility are January, February, March, April, June, October and November (6mi).
The months with the lowest visibility are May, July, August, September and December (5mi).

Sunny South, Alabama, USA

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