December weather forecast
Mona, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Mona, Tennessee, with an average temperature ranging between min 36.1°F (2.3°C) and max 49.3°F (9.6°C).

Temperature

Mona's December weather features a light decline in high-temperatures, reducing from a refreshing 57.7°F (14.3°C) in November to a frosty 49.3°F (9.6°C). Mona, in December, experiences an average temperature of 36.1°F (2.3°C) at night.

Humidity

The most humid month is December, with an average relative humidity of 78%.

Rainfall

In Mona, during December, the rain falls for 11.1 days and regularly aggregates up to 1.85" (47mm) of precipitation. Throughout the year, there are 150.1 rainfall days, and 24.41" (620mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In December, it is snowing for 2.5 days. Throughout December, 0.39" (10mm) of snow is accumulated. Throughout the year, in Mona, there are 12.1 snowfall days, and 2.24" (57mm) of snow is accumulated.

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 6:38 am and sunset at 4:31 pm. On the last day of December, sunrise is at 6:56 am and sunset at 4:41 pm CST.

Sunshine

The average sunshine in December is 4.5h.

UV index

February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. To cut down UV radiation exposure by about half, sport a wide-brim hat. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures?

December temperatures vary between a high-temperature of 49.3°F (9.6°C) and a low-temperature of 36.1°F (2.3°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is appraised at 87.8°F (31°C).

What is the most humid month?

The most humid month is December, with an average relative humidity of 78%.

What is the average humidity in December?

The average relative humidity in December is 78%.

How many days does it rain in December?

In Mona, in December, during 11.1 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

How much does it snow in December?

In Mona, during December, snow falls for 2.5 days and regularly aggregates up to 0.39" (10mm) of snow.

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?

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

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 6:38 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 4:41 pm CST.

How many hours of sunshine does Mona have in December?

The average sunshine duration in December is 4.5h.

What are the months with the lowest UV index?

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

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 hazard to health 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
Mona, TN

Average temperature in December - Mona, TN
  • Average high temperature in December: 49.3°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in December: 36.1°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in December
Mona, TN

Average pressure in December - Mona, 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 (29.97"Hg).

Average wind speed in December
Mona, TN

Average wind speed in December - Mona, TN
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in December
Mona, TN

Average humidity in December - Mona, TN
  • Average humidity in December: 78%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are June, August and October (73%).

Average rainfall in December
Mona, TN

Average rainfall in December - Mona, TN
  • Average rainfall in December: 1.85"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is November (1.38").

Average rainfall days in December
Mona, TN

Average rainfall days in December - Mona, TN
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.7 days).

Average snowfall in December
Mona, TN

Average snowfall in December - Mona, TN
  • Average snowfall in December: 0.39"

The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Mona, TN

Average snowfall days in December - Mona, TN
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is January (3.5 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
Mona, TN

Average daylight in December / Average sunshine in December - Mona, 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 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in December
Mona, TN

Average sunshine days in December - Mona, TN
  • Average sunshine days in December: 17.1 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (11.8 days).

Average UV index in December
Mona, TN

Average UV index in December - Mona, 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 February and December (UV index 2).

Average cloud cover in December
Mona, TN

Average cloud cover in December - Mona, TN
  • Average cloud cover in December: 52

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in December
Mona, TN

Average visibility in December - Mona, 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).

Mona, Tennessee, USA

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