December weather forecast
New Salem, MS

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Weather in December

The first month of the winter, December, is still a cool month in New Salem, Mississippi, with an average temperature fluctuating between 52.5°F (11.4°C) and 39.4°F (4.1°C).

Temperature

New Salem's progression into December involves a gentle drop in the average high-temperature, from a refreshing 60.6°F (15.9°C) in November to a cool 52.5°F (11.4°C). In New Salem, an average nighttime temperature of 39.4°F (4.1°C) is expected during December.

Humidity

The most humid month in New Salem is December, with an average relative humidity of 80%.

Rainfall

In New Salem, Mississippi, in December, during 12.3 rainfall days, 3.27" (83mm) of precipitation is typically accumulated. Throughout the year, in New Salem, there are 158.8 rainfall days, and 34.25" (870mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall in New Salem, Mississippi. December is the first month it typically snows in New Salem. Throughout December, in the average 0.9 snowfall days, it receives 0.28" (7mm) of snow. In New Salem, during the entire year, snow falls for 5.6 days and aggregates up to 1.38" (35mm) of snow.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year in New Salem, Mississippi.
On the first day of the month, sunrise is at 6:41 am and sunset at 4:43 pm. On the last day of December, sunrise is at 6:59 am and sunset at 4:54 pm CST.

Sunshine

The months with the least sunshine are February and December, with an average of 4.7h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in New Salem, Mississippi. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: In December, the maximum UV index of 3 suggests this advice:
Heed the precautions - It is counselled to guard against solar damage. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for New Salem in December?

December temperatures vary between a high-temperature of 52.5°F (11.4°C) and a low-temperature of 39.4°F (4.1°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is computed to be 93.2°F (34°C).

What is the most humid month in New Salem?

With an average relative humidity of 80%, December is the most humid month in New Salem.

What is the average humidity in December in New Salem?

In December, the average relative humidity in New Salem, Mississippi, is 80%.

How much does it rain in New Salem in December?

In New Salem, Mississippi, in December, during 12.3 rainfall days, 3.27" (83mm) of precipitation is typically accumulated.

When does it start to snow in New Salem?

December is the first month it typically snows in New Salem. Throughout December, in the average 0.9 snowfall days, it receives 0.28" (7mm) of snow.

What is the month with the shortest days in New Salem?

The month with the shortest days in New Salem is December, with an average of 9h and 54min of daylight.

What is the average length of the day in December in New Salem?

In New Salem, Mississippi, the average day length in December is 9h and 55min.

When are sunrise and sunset in December in New Salem?

On the first day of December in New Salem, sunrise is at 6:41 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 4:54 pm CST.

What are the months with the least sunshine in New Salem?

February and December, with an average of 4.7h of sunshine, are months with the least sunshine.

How many hours of sunshine does New Salem have in December?

In December, the average sunshine duration in New Salem is 4.7h.

What is the month with the lowest UV index in New Salem?

The months with the lowest UV index in New Salem are January, February, November and December, with an average maximum UV index of 3.

How high is the UV index in December in New Salem?

In New Salem, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents 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
New Salem, MS

Average temperature in December - New Salem, MS
  • Average high temperature in December: 52.5°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (49.3°F).

  • Average low temperature in December: 39.4°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).

Average pressure in December
New Salem, MS

Average pressure in December - New Salem, 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
New Salem, MS

Average wind speed in December - New Salem, MS
  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

Average humidity in December
New Salem, MS

Average humidity in December - New Salem, MS
  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are September and October (72%).

Average rainfall in December
New Salem, MS

Average rainfall in December - New Salem, MS
  • Average rainfall in December: 3.27"

The wettest month (with the highest rainfall) is February (3.82").
The driest month (with the least rainfall) is November (1.93").

Average rainfall days in December
New Salem, MS

Average rainfall days in December - New Salem, MS
  • Average rainfall days in December: 12.3 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (9 days).

Average snowfall in December
New Salem, MS

Average snowfall in December - New Salem, MS
  • Average snowfall in December: 0.28"

The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
New Salem, MS

Average snowfall days in December - New Salem, MS
  • Average snowfall days in December: 0.9 days

The month with the highest number of snowfall days is February (1.9 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
New Salem, MS

Average daylight in December / Average sunshine in December - New Salem, MS
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 4h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).

Average sunshine days in December
New Salem, MS

Average sunshine days in December - New Salem, MS
  • Average sunshine days in December: 16.9 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (10.9 days).

Average UV index in December
New Salem, MS

Average UV index in December - New Salem, MS
  • Average UV index in December: 3

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in December
New Salem, MS

Average cloud cover in December - New Salem, MS
  • Average cloud cover in December: 49

The months with the most cloud cover are February and December (Cloud cover 49).
The months with the least cloud cover are June and September (Cloud cover 28).

Average visibility in December
New Salem, MS

Average visibility in December - New Salem, MS
  • Average visibility in December: 6mi

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

New Salem, Mississippi, USA

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