December weather forecast
Newsom, MS

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Weather in December

The first month of the winter, December, is still a refreshing month in Newsom, Mississippi, with an average temperature fluctuating between 59.7°F (15.4°C) and 44.1°F (6.7°C).

Temperature

December ushers in a minute temperature change, with average high-temperatures reducing from November's comfortable 66.6°F (19.2°C) to a moderate 59.7°F (15.4°C). During December, Newsom records a consistent average nighttime temperature of 44.1°F (6.7°C).

Humidity

With an average relative humidity of 81%, December is the most humid month.

Rainfall

In Newsom, during December, the rain falls for 13.2 days and regularly aggregates up to 3.11" (79mm) of precipitation. In Newsom, during the entire year, the rain falls for 172.7 days and collects up to 30.91" (785mm) of precipitation.

Snowfall

Months with snowfall are January through March and December. December is the month with the most snowfall. Snow falls for 0.4 days and accumulates 0.39" (10mm) of snow.

Daylight

December has the shortest days of the year, with an average of 10h and 12min of daylight.
On the first day of the month, sunrise is at 6:41 am and sunset at 4:56 pm. On the last day of December, in Newsom, sunrise is at 6:58 am and sunset at 5:07 pm CST.

Sunshine

The months with the least sunshine are February and December, with an average of 4.9h of sunshine.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index in Newsom. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: A maximum daily UV index of 3 during December morphs into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average December temperature?

In Newsom, in December, the average high-temperature is 59.7°F (15.4°C), and the average low-temperature is 44.1°F (6.7°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in September is calculated to be 102.2°F (39°C).

What is the most humid month?

With an average relative humidity of 81%, December is the most humid month.

What is the average humidity in December?

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

How many days does it rain in December?

In Newsom, during December, the rain falls for 13.2 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When does it snow the most?

The month with the most snowfall is December, when snow falls for 0.4 days and typically aggregates up to 0.39" (10mm) of snow.

When does it start to snow?

December is the first month it typically snows. Throughout December, in the average 0.4 snowfall days, it receives 0.39" (10mm) of snow.

What is the month with the shortest days?

With an average of 10h and 12min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

The average day length in December is 10h and 9min.

What time are sunrise and sunset in December in Newsom?

On the first day of December, sunrise is at 6:41 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:07 pm CST.

What are the months with the least sunshine?

The months with the least sunshine are February and December, with an average of 4.9h of sunshine.

How long on average sun shines in December?

In Newsom, the average sunshine duration in December is 4.9h.

When is the lowest UV index?

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

What is the UV index intensity in December?

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

Average temperature in December - Newsom, MS
  • Average high temperature in December: 59.7°F

The warmest month (with the highest average high temperature) is August (91.4°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in December: 44.1°F

The month with the highest average low temperature is August (72.5°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

Average pressure in December
Newsom, MS

Average pressure in December - Newsom, 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 (29.97"Hg).

Average wind speed in December
Newsom, MS

Average wind speed in December - Newsom, MS
  • Average wind speed in December: 6.5mph

The windiest months (with the highest average wind speed) are January, February and April (6.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in December
Newsom, MS

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

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Newsom, MS

Average rainfall in December - Newsom, MS
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is August (4.02").
The driest month (with the least rainfall) is November (1.5").

Average rainfall days in December
Newsom, MS

Average rainfall days in December - Newsom, MS
  • Average rainfall days in December: 13.2 days

The month with the highest number of rainy days is August (22.6 days).
The month with the least rainy days is November (7.8 days).

Average snowfall in December
Newsom, MS

Average snowfall in December - Newsom, MS
  • Average snowfall in December: 0.39"

The month with the highest snowfall is December (0.39").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Newsom, MS

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

The month with the highest number of snowfall days is January (0.6 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
Newsom, MS

Average daylight in December / Average sunshine in December - Newsom, 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 12min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days in December
Newsom, MS

Average sunshine days in December - Newsom, MS
  • Average sunshine days in December: 15.8 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (6.7 days).

Average UV index in December
Newsom, MS

Average UV index in December - Newsom, 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
Newsom, MS

Average cloud cover in December - Newsom, MS
  • Average cloud cover in December: 49

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in December
Newsom, MS

Average visibility in December - Newsom, MS
  • Average visibility in December: 5mi

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

Newsom, Mississippi, USA

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