December weather forecast
Grace, MS

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Weather in December

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

Temperature

Transitioning from November to December involves a subtle drop in average high-temperatures, descending from a comfortable 63.5°F (17.5°C) to a still refreshing 55.6°F (13.1°C). Throughout the month of December, Grace witnesses an average temperature of 42.8°F (6°C).

Humidity

February, March and December, with an average relative humidity of 79%, are the most humid months in Grace.

Rainfall

In Grace, in December, it is raining for 13.4 days, with typically 3.54" (90mm) of accumulated precipitation. Throughout the year, there are 163.6 rainfall days, and 39.61" (1006mm) of precipitation is accumulated.

Snowfall

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

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 6:49 am and sunset at 4:56 pm. On the last day of December, in Grace, sunrise is at 7:06 am and sunset at 5:07 pm CST.

Sunshine

In December, the average sunshine 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 moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 3 during December, leads to the following recommendations:
Take precautions - Protection against sunburn is recommended. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average December temperature?

In December, in Grace, the average high-temperature is 55.6°F (13.1°C), and the average low-temperature is 42.8°F (6°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 98.6°F (37°C).

What are the most humid months?

February, March and December, with an average relative humidity of 79%, are most humid months in Grace.

What is the average humidity in December?

In December, the average relative humidity is 79%.

How much does it rain in December?

In Grace, during December, the rain falls for 13.4 days and regularly aggregates up to 3.54" (90mm) of precipitation.

When it does not snow?

April through October and December are months without snowfall.

Does it snow in Grace 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.

How many hours of daylight does Grace have in December?

The average day length in December in Grace is 10h and 1min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 6:49 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:07 pm CST.

How many hours of sunshine does Grace have in December?

In Grace, the average sunshine duration in December is 5h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Grace, MS

Average temperature in December - Grace, 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
Grace, MS

Average pressure in December - Grace, 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
Grace, MS

Average wind speed in December - Grace, 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
Grace, MS

Average humidity in December - Grace, 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
Grace, MS

Average rainfall in December - Grace, 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
Grace, MS

Average rainfall days in December - Grace, 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
Grace, MS

Average snowfall in December - Grace, 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
Grace, MS

Average snowfall days in December - Grace, 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
Grace, MS

Average daylight in December / Average sunshine in December - Grace, 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
Grace, MS

Average sunshine days in December - Grace, 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
Grace, MS

Average UV index in December - Grace, 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
Grace, MS

Average cloud cover in December - Grace, 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
Grace, MS

Average visibility in December - Grace, 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).

Grace, Mississippi, USA

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