December weather forecast
Pioneer, TN

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Weather in December

The first month of the winter, December, is also a frosty month in Pioneer, Tennessee, with an average temperature ranging between min 33.4°F (0.8°C) and max 46.9°F (8.3°C).

Temperature

Pioneer, Tennessee, experiences a moderate temperature shift at the start of December, with average high-temperatures adjusting a bit from a cool 54.7°F (12.6°C) in November to a chilly 46.9°F (8.3°C). During December, the nighttime temperature averages to a wintry 33.4°F (0.8°C).

Humidity

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

Rainfall

In Pioneer, Tennessee, in December, it is raining for 12.6 days, with typically 2.83" (72mm) of accumulated precipitation. In Pioneer, during the entire year, the rain falls for 167 days and collects up to 33.62" (854mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Pioneer, in December, snow falls for 3.1 days, with typically accumulated 0.91" (23mm) of snow. Throughout the year, there are 17.6 snowfall days, and 6.02" (153mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 42min of daylight.
On the first day of December, sunrise is at 7:30 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:32 pm EST.

Sunshine

In December, the average sunshine 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 estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 2 during December translates into these guidelines:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Pioneer in December?

The high-temperature, in December, in Pioneer, is 46.9°F (8.3°C), while the low-temperature averages to 33.4°F (0.8°C). 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, in August is evaluated at 95°F (35°C).

What are the most humid months?

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

What is the average humidity in December?

In December, the average relative humidity is 81%.

How many days does it rain in December?

In Pioneer, Tennessee, in December, during 12.6 rainfall days, 2.83" (72mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Pioneer, during December, snow falls for 3.1 days and regularly aggregates up to 0.91" (23mm) of snow.

What is the month with the shortest days?

With an average of 9h and 42min of daylight, December has the shortest days of the year in Pioneer.

What is the average length of the day in December?

The average day length in December is 9h and 44min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:30 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:32 pm EST.

How many hours of sunshine does Pioneer have in December?

In Pioneer, the average sunshine duration in December 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?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health 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
Pioneer, TN

Average temperature in December - Pioneer, TN
  • Average high temperature in December: 46.9°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (42.3°F).

  • Average low temperature in December: 33.4°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

Average pressure in December
Pioneer, TN

Average pressure in December - Pioneer, TN
  • Average pressure in December: 30.14"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in December
Pioneer, TN

Average wind speed in December - Pioneer, TN
  • Average wind speed in December: 5.2mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

Average humidity in December
Pioneer, TN

Average humidity in December - Pioneer, TN
  • 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 August (76%).

Average rainfall in December
Pioneer, TN

Average rainfall in December - Pioneer, TN
  • Average rainfall in December: 2.83"

The wettest month (with the highest rainfall) is February (3.94").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in December
Pioneer, TN

Average rainfall days in December - Pioneer, TN
  • Average rainfall days in December: 12.6 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in December
Pioneer, TN

Average snowfall in December - Pioneer, TN
  • Average snowfall in December: 0.91"

The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Pioneer, TN

Average snowfall days in December - Pioneer, TN
  • Average snowfall days in December: 3.1 days

The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Pioneer, TN

Average daylight in December / Average sunshine in December - Pioneer, TN
  • Average daylight in December: 9h and 4min

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 42min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in December
Pioneer, TN

Average sunshine days in December - Pioneer, TN
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in December
Pioneer, TN

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

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in December
Pioneer, TN

Average cloud cover in December - Pioneer, TN
  • Average cloud cover in December: 53

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are June and August (Cloud cover 32).

Average visibility in December
Pioneer, TN

Average visibility in December - Pioneer, TN
  • Average visibility in December: 5mi

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

Pioneer, Tennessee, USA

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