December weather forecast
Dyersburg, TN

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Weather in December

December in Dyersburg marks the arrival of winter with temperatures falling sharply. The chilly winds prelude the lowest temperatures in the year at 36.5F, making it the coldest month of the year. Despite the plummeting of temperatures, December has almost equal amounts of rainfall as in the warmer months. However, the sunshine is scant, with relatively fewer sunshine hours. The city also undergoes occasional snowfall, wrapping Dyersburg in a serene, white blanket.

Temperature

The arrival of December suggests a slight decrease in the average high-temperature, moving from a moderate 57.6°F (14.2°C) in November to a chilly 48.7°F (9.3°C). Dyersburg encounters a steady low-temperature average of 36.5°F (2.5°C) throughout the month of December.

Humidity

The average relative humidity in December in Dyersburg is 77%.

Rainfall

In Dyersburg, during December, the rain falls for 8.4 days and regularly aggregates up to 1.02" (26mm) of precipitation. Throughout the year, there are 118.2 rainfall days, and 13.58" (345mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Dyersburg, during December, snow falls for 0.5 days and regularly aggregates up to 0.35" (9mm) of snow. In Dyersburg, during the entire year, snow falls for 4.8 days and aggregates up to 1.46" (37mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 6:50 am and sunset at 4:43 pm. On the last day of December, sunrise is at 7:08 am and sunset at 4:53 pm CST.

Sunshine

The average sunshine in December is 4.8h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In December, a regular UV index of 2 translates into these guidelines:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. To guard against the harmful effects of the Sun, minimize exposure during midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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 Dyersburg, the average high-temperature is 48.7°F (9.3°C), and the average low-temperature is 36.5°F (2.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in September is appraised at 87.8°F (31°C).

What is the average humidity in December?

The average relative humidity in December is 77%.

How many days does it rain in December?

In Dyersburg, in December, during 8.4 rainfall days, 1.02" (26mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Dyersburg, Tennessee, during December, snow falls for 0.5 days and regularly aggregates up to 0.35" (9mm) of snow.

What is the month with the shortest days in Dyersburg?

With an average of 9h and 48min of daylight, December has the shortest days of the year.

How many hours of daylight does Dyersburg have in December?

In December, the average day length is 9h and 46min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:50 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:53 pm CST.

How many hours of sunshine does Dyersburg have in December?

In December, the average sunshine duration is 4.8h.

When is the lowest UV index?

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Dyersburg?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Dyersburg, TN

Average temperature in December - Dyersburg, TN
  • Average high temperature in December: 48.7°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.6°F).

  • Average low temperature in December: 36.5°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

Average pressure in December
Dyersburg, TN

Average pressure in December - Dyersburg, TN
  • 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 (29.94"Hg).

Average wind speed in December
Dyersburg, TN

Average wind speed in December - Dyersburg, TN
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in December
Dyersburg, TN

Average humidity in December - Dyersburg, TN
  • Average humidity in December: 77%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (69%).

Average rainfall in December
Dyersburg, TN

Average rainfall in December - Dyersburg, TN
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.59").

Average rainfall days in December
Dyersburg, TN

Average rainfall days in December - Dyersburg, TN
  • Average rainfall days in December: 8.4 days

The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (7 days).

Average snowfall in December
Dyersburg, TN

Average snowfall in December - Dyersburg, TN
  • Average snowfall in December: 0.35"

The month with the highest snowfall is March (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Dyersburg, TN

Average snowfall days in December - Dyersburg, TN
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is January (1.4 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
Dyersburg, TN

Average daylight in December / Average sunshine in December - Dyersburg, TN
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 4h and 5min

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 42min).

Average sunshine days in December
Dyersburg, TN

Average sunshine days in December - Dyersburg, TN
  • Average sunshine days in December: 20.6 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is July (14.5 days).

Average UV index in December
Dyersburg, TN

Average UV index in December - Dyersburg, TN
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in December
Dyersburg, TN

Average cloud cover in December - Dyersburg, TN
  • Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 25).

Average visibility in December
Dyersburg, TN

Average visibility in December - Dyersburg, TN
  • 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).

Dyersburg, Tennessee, USA

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