December weather forecast
Alton Park, TN

Share

Weather in December

December, the first month of the winter in Alton Park, is still a cool month, with temperature in the range of an average low of 36.3°F (2.4°C) and an average high of 50.2°F (10.1°C).

Temperature

The start of December signals a gentle decrease in the average high-temperature, transitioning from a mild 57.6°F (14.2°C) in November to a fresh 50.2°F (10.1°C). During December, Alton Park consistently records a temperature low averaging a wintry 36.3°F (2.4°C).

Humidity

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

Rainfall

December is the month with the most rainfall. Rain falls for 13.7 days and accumulates 4.37" (111mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Alton Park, during December, snow falls for 2.2 days and regularly aggregates up to 0.59" (15mm) of snow. Throughout the year, there are 13.2 snowfall days, and 4.17" (106mm) of snow is accumulated.

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 7:31 am and sunset at 5:29 pm. On the last day of December, in Alton Park, sunrise is at 7:49 am and sunset at 5:40 pm EST.

Sunshine

December has the least sunshine of the year, with an average of 4.9h of sunshine.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 translates into these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

The high-temperature in Alton Park, Tennessee, during December is 50.2°F (10.1°C) and the low-temperature is 36.3°F (2.4°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 87.8°F (31°C).

What is the most humid month in Alton Park?

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

What is the average humidity in December?

The average relative humidity in December is 80%.

What is the rainiest month?

December is the month with the most rainfall. Rain falls for 13.7 days and accumulates 4.37" (111mm) of precipitation.

How much does it rain in December?

In December, the rain falls for 13.7 days. Throughout December, 4.37" (111mm) of precipitation is accumulated.

How much does it snow in December?

In Alton Park, during December, snow falls for 2.2 days and regularly aggregates up to 0.59" (15mm) of snow.

What is the month with the shortest days in Alton Park?

The month with the shortest days is December, with an average of 9h and 48min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 51min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:31 am and sunset at 5:29 pm. On the last day of the month, in Alton Park, sunrise is at 7:49 am and sunset at 5:40 pm EST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 4.9h of sunshine.

How long on average sun shines in December?

The average sunshine duration in December is 4.9h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Alton Park, TN

Average temperature in December - Alton Park, TN
  • Average high temperature in December: 50.2°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in December: 36.3°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in December
Alton Park, TN

Average pressure in December - Alton Park, TN
  • Average pressure in December: 30.15"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in December
Alton Park, TN

Average wind speed in December - Alton Park, TN
  • Average wind speed in December: 5.7mph

The windiest month (with the highest average wind speed) is February (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in December
Alton Park, TN

Average humidity in December - Alton Park, TN
  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, July, August, October and November (75%).

Average rainfall in December
Alton Park, TN

Average rainfall in December - Alton Park, TN
  • Average rainfall in December: 4.37"

The wettest month (with the highest rainfall) is December (4.37").
The driest month (with the least rainfall) is September (2.56").

Average rainfall days in December
Alton Park, TN

Average rainfall days in December - Alton Park, TN
  • Average rainfall days in December: 13.7 days

The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (9.8 days).

Average snowfall in December
Alton Park, TN

Average snowfall in December - Alton Park, TN
  • Average snowfall in December: 0.59"

The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Alton Park, TN

Average snowfall days in December - Alton Park, TN
  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is January (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Alton Park, TN

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

The month with the longest days is June (Average daylight: 14h and 30min).
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 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in December
Alton Park, TN

Average sunshine days in December - Alton Park, TN
  • Average sunshine days in December: 15.1 days

The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (9.4 days).

Average UV index in December
Alton Park, TN

Average UV index in December - Alton Park, 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 and December (UV index 2).

Average cloud cover in December
Alton Park, TN

Average cloud cover in December - Alton Park, TN
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in December
Alton Park, TN

Average visibility in December - Alton Park, TN
  • Average visibility in December: 5mi

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

Alton Park, Tennessee, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location