December weather forecast
Cary, MS

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Weather in December

December, the first month of the winter in Cary, is still a mild month, with temperature in the range of an average low of 42.8°F (6°C) and an average high of 55.6°F (13.1°C).

Temperature

As Cary enters December, the average high-temperature subtly lowers from the 63.5°F (17.5°C) of November to a still refreshing 55.6°F (13.1°C). In the month of December, Cary experiences an average low-temperature of 42.8°F (6°C).

Humidity

The months with the highest humidity are February, March and December, with an average relative humidity of 79%.

Rainfall

In Cary, during December, the rain falls for 13.4 days and regularly aggregates up to 3.54" (90mm) of precipitation. In Cary, during the entire year, the rain falls for 163.6 days and collects up to 39.61" (1006mm) of precipitation.

Snowfall

April through October and December are months without snowfall.

Daylight

December has the shortest days of the year, with an average of 10h and 0min of daylight.
On the first day of the month, sunrise is at 6:48 am and sunset at 4:57 pm. On the last day of December, sunrise is at 7:06 am and sunset at 5:08 pm CST.

Sunshine

The average sunshine in December is 5h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the average maximum UV index of 3 translates into the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

The high-temperature in Cary during December is 55.6°F (13.1°C) and the low-temperature is 42.8°F (6°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 98.6°F (37°C).

What is the most humid month?

The months with the highest humidity are February, March and December, with an average relative humidity of 79%.

What is the average humidity in December?

In December, the average relative humidity is 79%.

How many days does it rain in December?

In Cary, in December, during 13.4 rainfall days, 3.54" (90mm) of precipitation is typically accumulated.

When it does not snow?

In Cary, snow does not fall in April through October and December.

Does it snow in December?

In December, it doesn't snow. November is the latest month when it typically snows.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 0min of daylight.

What is the average length of the day in December?

In December, the average day length in Cary is 10h and 2min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 6:48 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:08 pm CST.

How many hours of sunshine does Cary have in December?

In Cary, the average sunshine duration in December 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 intensity in December?

In Cary, Mississippi, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
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
Cary, MS

Average temperature in December - Cary, MS
  • Average high temperature in December: 55.6°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (52.9°F).

  • Average low temperature in December: 42.8°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (39.2°F).

Average pressure in December
Cary, MS

Average pressure in December - Cary, 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).

Average wind speed in December
Cary, MS

Average wind speed in December - Cary, MS
  • Average wind speed in December: 8.4mph

The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in December
Cary, MS

Average humidity in December - Cary, MS
  • Average humidity in December: 79%

The months with the highest relative humidity are February, March and December (79%).
The month with the lowest relative humidity is October (67%).

Average rainfall in December
Cary, MS

Average rainfall in December - Cary, MS
  • Average rainfall in December: 3.54"

The wettest month (with the highest rainfall) is April (4.45").
The driest month (with the least rainfall) is November (2.24").

Average rainfall days in December
Cary, MS

Average rainfall days in December - Cary, MS
  • Average rainfall days in December: 13.4 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is October (9.2 days).

Average snowfall in December
Cary, MS

Average snowfall in December - Cary, MS
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").

Average snowfall days in December
Cary, MS

Average snowfall days in December - Cary, MS
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (0.8 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
Cary, MS

Average daylight in December / Average sunshine in December - Cary, MS
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Cary, MS

Average sunshine days in December - Cary, MS
  • Average sunshine days in December: 15.7 days

The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in December
Cary, MS

Average UV index in December - Cary, 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
Cary, MS

Average cloud cover in December - Cary, MS
  • Average cloud cover in December: 45

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 26).

Average visibility in December
Cary, MS

Average visibility in December - Cary, 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).

Cary, Mississippi, USA

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