December weather forecast
Terry, MS

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Weather in December

The first month of the winter, December, is also a moderate month in Terry, Mississippi, with temperature in the range of an average low of 43°F (6.1°C) and an average high of 57.7°F (14.3°C).

Temperature

December sees a slight reduction in average high-temperature, with a shift from a refreshing 64.8°F (18.2°C) in November to a moderate 57.7°F (14.3°C). In the month of December, Terry's average low-temperature falls to a frosty 43°F (6.1°C).

Humidity

February and December, with an average relative humidity of 81%, are the most humid months.

Rainfall

In Terry, in December, it is raining for 12.8 days, with typically 3.58" (91mm) of accumulated precipitation. Throughout the year, in Terry, there are 163.6 rainfall days, and 37.95" (964mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January, February and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, in Terry, there are 2.2 snowfall days, and 1.14" (29mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 6:44 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 5:07 pm CST.

Sunshine

February and December, with an average of 4.8h of sunshine, are months with the least sunshine.

UV index

The 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 moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 3 in December leads to these recommendations:
Adopt protective measures - It is advised to guard against sun damage. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Terry in December?

Terry in December has an average high-temperature of 57.7°F (14.3°C) and an average low-temperature of 43°F (6.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is computed to be 100.4°F (38°C).

What are the most humid months?

The months with the highest humidity are February and December, with an average relative humidity of 81%.

What is the average humidity in December?

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

How much does it rain in December?

In December, the rain falls for 12.8 days. Throughout December, 3.58" (91mm) of precipitation is accumulated.

When does it start snowing?

December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow.

What is the month with the shortest days?

With an average of 10h and 6min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In Terry, the average day length in December is 10h and 5min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:44 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 5:07 pm CST.

What is the month with the least sunshine?

February and December, with an average of 4.8h of sunshine, are months with the least sunshine.

How many hours of sunshine does Terry have in December?

The average sunshine duration in December is 4.8h.

When is the lowest UV index in Terry?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
Terry, MS

Average temperature in December - Terry, MS
  • Average high temperature in December: 57.7°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (55°F).

  • Average low temperature in December: 43°F

The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

Average pressure in December
Terry, MS

Average pressure in December - Terry, 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
Terry, MS

Average wind speed in December - Terry, MS
  • Average wind speed in December: 7.1mph

The windiest months (with the highest average wind speed) are February and April (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

Average humidity in December
Terry, MS

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

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in December
Terry, MS

Average rainfall in December - Terry, MS
  • Average rainfall in December: 3.58"

The wettest month (with the highest rainfall) is August (4.21").
The driest month (with the least rainfall) is November (2.2").

Average rainfall days in December
Terry, MS

Average rainfall days in December - Terry, MS
  • Average rainfall days in December: 12.8 days

The months with the highest number of rainy days are July and August (19.7 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in December
Terry, MS

Average snowfall in December - Terry, MS
  • Average snowfall in December: 0.16"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Terry, MS

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

The month with the highest number of snowfall days is January (0.9 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
Terry, MS

Average daylight in December / Average sunshine in December - Terry, 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 6min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days in December
Terry, MS

Average sunshine days in December - Terry, MS
  • Average sunshine days in December: 16.2 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (9.4 days).

Average UV index in December
Terry, MS

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

The months with the highest UV index are 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
Terry, MS

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

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 30).

Average visibility in December
Terry, MS

Average visibility in December - Terry, MS
  • Average visibility in December: 6mi

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

Terry, Mississippi, USA

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