December weather forecast
Natchez, MS

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A long bridge over the Mississippi River in Natchez, seen with the colorful sunset sky in a nice mirror image in the river water
A long bridge over the Mississippi River in Natchez, seen with the colorful sunset sky in a nice mirror image in the river water

Weather in December

December in Natchez, Mississippi, emerges as a preface to the winter with temperatures diving to a brisk 58.6°F (14.8°C). The rainfall hits a surge at 3.39" (86mm) setting the stage for the upcoming frigid months. The year winds up on a frosty note with wintry conditions gradually setting in. Nevertheless, despite the chill, December retains its appeal with peaceful wintry nights and crisp air marking the festive season.

Temperature

The move into December indicates a slight reduction in the average high-temperature, down from November's refreshing 65.8°F (18.8°C) to a mild 58.6°F (14.8°C). Natchez's average low-temperature in the month of December is recorded at a chilly 44.2°F (6.8°C).

Humidity

In Natchez, the average relative humidity in December is 81%.

Rainfall

In Natchez, Mississippi, in December, it is raining for 12.7 days, with typically 3.39" (86mm) of accumulated precipitation. In Natchez, during the entire year, the rain falls for 168.8 days and collects up to 37.52" (953mm) of precipitation.

Snowfall

January through March and December are months with snowfall in Natchez. December is the first month it typically snows in Natchez. Throughout December, in the average 0.4 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 1.7 snowfall days, and 0.75" (19mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Natchez, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 6:47 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:12 pm CST.

Sunshine

With an average of 4.8h of sunshine, December has the least sunshine of the year.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Natchez. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 3 translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December in Natchez?

The average high-temperature and low-temperature in Natchez, Mississippi, during December are 58.6°F (14.8°C) and 44.2°F (6.8°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 102.2°F (39°C).

What is the average humidity in December in Natchez?

In December, the average relative humidity in Natchez is 81%.

How much does it rain in Natchez in December?

In Natchez, Mississippi, in December, it is raining for 12.7 days, with typically 3.39" (86mm) of accumulated precipitation.

When does it start to snow in Natchez?

December is the first month it typically snows in Natchez, Mississippi. Throughout December, in the average 0.4 snowfall days, it receives 0.08" (2mm) of snow.

What is the month with the shortest days in Natchez?

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

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

In Natchez, Mississippi, the average day length in December is 10h and 8min.

What time are sunrise and sunset in December in Natchez?

On the first day of December, sunrise is at 6:47 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:12 pm CST.

What is the month with the least sunshine in Natchez?

With an average of 4.8h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December in Natchez?

The average sunshine duration in December in Natchez, Mississippi, is 4.8h.

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

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

How high is the UV index in December in Natchez?

In Natchez, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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
Natchez, MS

Average temperature in December - Natchez, MS
  • Average high temperature in December: 58.6°F

The warmest months (with the highest average high temperature) are July and August (91°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in December: 44.2°F

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

Average pressure in December
Natchez, MS

Average pressure in December - Natchez, MS
  • Average pressure in December: 30.14"Hg

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

Average wind speed in December
Natchez, MS

Average wind speed in December - Natchez, MS
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is July (5mph).

Average humidity in December
Natchez, MS

Average humidity in December - Natchez, MS
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (70%).

Average rainfall in December
Natchez, MS

Average rainfall in December - Natchez, MS
  • Average rainfall in December: 3.39"

The wettest month (with the highest rainfall) is July (4.02").
The driest month (with the least rainfall) is November (2.17").

Average rainfall days in December
Natchez, MS

Average rainfall days in December - Natchez, MS
  • Average rainfall days in December: 12.7 days

The months with the highest number of rainy days are July and August (19.3 days).
The month with the least rainy days is October (8.9 days).

Average snowfall in December
Natchez, MS

Average snowfall in December - Natchez, MS
  • Average snowfall in December: 0.08"

The month with the highest snowfall is January (0.43").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Natchez, MS

Average snowfall days in December - Natchez, MS
  • Average snowfall days in December: 0.4 days

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

Average daylight in December / Average sunshine in December - Natchez, 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: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

Average sunshine days in December
Natchez, MS

Average sunshine days in December - Natchez, MS
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in December
Natchez, MS

Average UV index in December - Natchez, 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).

Average cloud cover in December
Natchez, MS

Average cloud cover in December - Natchez, MS
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 28).

Average visibility in December
Natchez, MS

Average visibility in December - Natchez, MS
  • Average visibility in December: 6mi

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

Natchez, Mississippi, USA

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