December weather forecast
Parsons, TN

December

Weather in December

The first month of the winter, December, is still a chilly month in Parsons, Tennessee, with an average temperature varying between 2.6°C and 9.8°C.

Temperature

The transition into December subtly indicates a reduction in the average high-temperature, down to a chilly 9.8°C from November's refreshing 14.4°C. Throughout December, the average low-temperature records at a cold 2.6°C.

Humidity

March and December, with an average relative humidity of 79%, are the most humid months.

Rainfall

In Parsons, during December, the rain falls for 9.7 days and regularly aggregates up to 35mm of precipitation. Throughout the year, there are 130.6 rainfall days, and 429mm of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Parsons, during December, snow falls for 1.7 days and regularly aggregates up to 6mm of snow. In Parsons, during the entire year, snow falls for 7.9 days and aggregates up to 32mm of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 6:44 am and sunset at 4:39 pm. On the last day of December, sunrise is at 7:02 am and sunset at 4:49 pm CST.

Sunshine

In December, the average sunshine is 4.8h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The solar radiation around mid-day is intense; avoid the Sun and stay safe. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?
Parsons in December has an average high-temperature of 9.8°C and an average low-temperature of 2.6°C. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in September is estimated at 32°C.
What are the most humid months?
The months with the highest humidity are March and December, with an average relative humidity of 79%.
What is the average humidity in December?
The average relative humidity in December is 79%.
How much does it rain in December?
In Parsons, in December, it is raining for 9.7 days, with typically 35mm of accumulated precipitation.
How much does it snow in December?
In December, it is snowing for 1.7 days. Throughout December, 6mm of snow is accumulated.
What is the month with the shortest days?
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 47min.
When are sunrise and sunset in December?
On the first day of December in Parsons, sunrise is at 6:44 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 4:49 pm CST.
How many hours of sunshine does Parsons have in December?
In December, the average sunshine duration is 4.8h.
What is the month with the lowest UV index?
The month with the lowest UV index is December, with an average maximum UV index of 2.
What is the UV index intensity in December?
In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Parsons, TN
Average temperature in December
Parsons, TN
  • Average high temperature in December: 9.8°C

The warmest month (with the highest average high temperature) is July (31.8°C).
The month with the lowest average high temperature is January (7.5°C).

  • Average low temperature in December: 2.6°C

The month with the highest average low temperature is July (20.6°C).
The coldest month (with the lowest average low temperature) is January (-0.2°C).

Average pressure in December - Parsons, TN
Average pressure in December
Parsons, TN
  • Average pressure in December: 1020.9mbar

The month with the highest atmospheric pressure is January (1021.8mbar).
The month with the lowest atmospheric pressure is June (1014.6mbar).

Average wind speed in December - Parsons, TN
Average wind speed in December
Parsons, TN
  • Average wind speed in December: 12.3km/h

The windiest month (with the highest average wind speed) is February (13.2km/h).
The calmest month (with the lowest average wind speed) is July (7.5km/h).

Average humidity in December - Parsons, TN
Average humidity in December
Parsons, TN
  • Average humidity in December: 79%

The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (73%).

Average rainfall in December - Parsons, TN
Average rainfall in December
Parsons, TN
  • Average rainfall in December: 35mm

The wettest month (with the highest rainfall) is February (50mm).
The driest month (with the least rainfall) is September (24mm).

Average rainfall days in December - Parsons, TN
Average rainfall days in December
Parsons, TN
  • Average rainfall days in December: 9.7 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (7.7 days).

Average snowfall in December - Parsons, TN
Average snowfall in December
Parsons, TN
  • Average snowfall in December: 6mm

The month with the highest snowfall is November (9mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December - Parsons, TN
Average snowfall days in December
Parsons, TN
  • Average snowfall days in December: 1.7 days

The month with the highest number of snowfall days is February (2.3 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 - Parsons, TN
Average daylight in December /
Average sunshine in December
Parsons, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in December - Parsons, TN
Average sunshine days in December
Parsons, TN
  • Average sunshine days in December: 18.7 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (12.4 days).

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

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December - Parsons, TN
Average cloud cover in December
Parsons, TN
  • Average cloud cover in December: 50

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in December - Parsons, TN
Average visibility in December
Parsons, TN
  • Average visibility in December: 9km

The months with the highest visibility are January, February, March, April, June, September, October, November and December (9km).
The months with the lowest visibility are May, July and August (8km).

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