Natchez
Mississippi, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Natchez, MS

The first month of the winter, December, is still a mild month in Natchez, Mississippi, with average temperature fluctuating between 58.6°F (14.8°C) and 44.2°F (6.8°C).

Temperature

In Natchez, the average high-temperature marginally drops, from an enjoyable 65.8°F (18.8°C) in November, to a mild 58.6°F (14.8°C). The average low-temperature, in Natchez, is 44.2°F (6.8°C).

Humidity

The average relative humidity in December is 81%.

Rainfall

In Natchez, Mississippi, during 12.7 rainfall days, 3.39" (86mm) of precipitation is typically accumulated. Throughout the year, in Natchez, there are 168.8 rainfall days, and 37.52" (953mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall. 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. In Natchez, during the entire year, snow falls for 1.7 days, and aggregates up to 0.75" (19mm) of snow.

Daylight

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

Sunshine

The month with the least sunshine in Natchez is December, with an average of 4.8h 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 medium vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Natchez?

In Natchez, Mississippi, in December, the average high-temperature is 58.6°F (14.8°C), and the average low-temperature is 44.2°F (6.8°C).

What is the average humidity in December in Natchez?

In December, the average relative humidity is 81%.

How much does it rain in Natchez in December?

In Natchez, during December, the rain falls for 12.7 days and regularly aggregates up to 3.39" (86mm) of precipitation.

When does it start to snow 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.

What is the month with the shortest days in Natchez?

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

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

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

What is the month with the least sunshine in Natchez?

The month with the least sunshine in Natchez, Mississippi, is December, with an average of 4.8h of sunshine.

How many hours of sunshine does Natchez have in December?

In December, the average sunshine in Natchez, Mississippi, is 4.8h.

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

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

What is the UV index intensity in December in Natchez?

In Natchez, Mississippi, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.
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 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: 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: 12.7 days

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: 0.08"

The month with the highest snowfall is January (0.43").
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: 0.4 days

The month with the highest number of snowfall days is January (0.8 days).
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: 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: 4.8h

The month with the most sunshine is June (Average sunshine: 10.3h).
The month with the least sunshine is December (Average sunshine: 4.8h).

Average UV index in December - Natchez, MS
  • Average UV index in December: 3

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