December weather - Winter 2024

Weather in December
Frequently asked questions
Average temperature in December
Average pressure in December
Average wind speed in December
Average humidity in December
Average rainfall in December
Average rainfall days in December
Average snowfall in December
Average snowfall days in December
Average daylight in December
Average sunshine in December
Average sunshine days in December
Average UV index in December
Average cloud cover in December
Average visibility in December

The Capitol building and beautiful tree park in Jackson, Mississippi

Weather in December

December ushers in winter in its full glory to Jackson, Mississippi, with the city wrapping up in a cold aura. Average daylight decreases to a year's low, hinting at shorter days and longer nights. Despite the nippy temperatures, the holiday spirit takes over the city, lighting it up in a festive mood. With an increased amount of rainfall, the atmosphere is often damp and cold. A typical December day would see temperatures fluctuating between 42.4°F (5.8°C) and 57.2°F (14°C).

Temperature

The advent of December brings a slight shift in average high-temperature, moving from a comfortable 64.2°F (17.9°C) in November to a mild 57.2°F (14°C). Jackson records an average nighttime low of 42.4°F (5.8°C) in December.

Humidity

February and December, with an average relative humidity of 80%, are the most humid months.

Rainfall

In Jackson, Mississippi, in December, it is raining for 11.5 days, with typically 2.56" (65mm) of accumulated precipitation. Throughout the year, there are 152.1 rainfall days, and 29.72" (755mm) of precipitation is accumulated.

Snowfall

March through December are months without snowfall in Jackson.

Daylight

With an average of 10h and 6min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:44 am and sunset at 4:55 pm. On the last day of December, in Jackson, sunrise is at 7:01 am and sunset at 5:06 pm CST.

Sunshine

In Jackson, 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 in Jackson. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum UV index of 3 in December translates into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. To cut down UV radiation exposure by about half, sport a wide-brim hat. 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 is the temperature in December in Jackson?

The high-temperature, in December, in Jackson, records 57.2°F (14°C), while the low-temperature is 42.4°F (5.8°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in September is estimated at 100.4°F (38°C).

What is the most humid month in Jackson?

February and December, with an average relative humidity of 80%, are most humid months in Jackson, Mississippi.

What is the average humidity in December in Jackson?

The average relative humidity in December is 80%.

How much does it rain in Jackson in December?

In Jackson, in December, it is raining for 11.5 days, with typically 2.56" (65mm) of accumulated precipitation.

When it does not snow in Jackson?

March through December are months without snowfall in Jackson, Mississippi.

Does it snow in Jackson in December?

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

What is the month with the shortest days in Jackson?

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

How many hours of daylight does Jackson have in December?

In December, the average day length in Jackson is 10h and 4min.

When are sunrise and sunset in December in Jackson?

In December, on the first day of the month, sunrise is at 6:44 am and sunset at 4:55 pm. On the last day of the month, in Jackson, sunrise is at 7:01 am and sunset at 5:06 pm CST.

How long on average sun shines in December in Jackson?

The average sunshine duration in December in Jackson is 5h.

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

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

How high is the UV index in December in Jackson?

In Jackson, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

64.2°F 17.9°C

57.2°F 14°C

54.7°F 12.6°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.7mph 12.4km/h

8.2mph 13.2km/h

8.5mph 13.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

19.7

17.8

18.3

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Jackson, MS

Average high temperature in December: 57.2°F

The warmest months (with the highest average high temperature) are July and August (91.8°F).
The month with the lowest average high temperature is January (54.7°F).

Average low temperature in December: 42.4°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

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Average pressure in December
Jackson, MS

Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in December
Jackson, MS

Average wind speed in December: 7.7mph

The windiest months (with the highest average wind speed) are January and February (8mph).
The calmest months (with the lowest average wind speed) are July and August (5.1mph).

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Average humidity in December
Jackson, MS

Average humidity in December: 80%

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in December
Jackson, MS

Average rainfall in December: 2.56"

The wettest month (with the highest rainfall) is April (3.46").
The driest month (with the least rainfall) is October (1.81").

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Average rainfall days in December
Jackson, MS

Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is October (8.5 days).

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Average snowfall in December
Jackson, MS

Average snowfall in December: 0"

The month with the highest snowfall is January (0.35").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in December
Jackson, MS

Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is January (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Jackson, MS

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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in December
Jackson, MS

Average sunshine days in December: 17.8 days

The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (11.8 days).

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Average UV index in December
Jackson, MS

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).

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Average cloud cover in December
Jackson, MS

Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 28).

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Average visibility in December
Jackson, MS

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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December weather forecast
Jackson, MS

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