December weather forecast
Troy, TN

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Weather in December

December, the first month of the winter in Troy, is also a frosty month, with temperature in the range of an average high of 47.3°F (8.5°C) and an average low of 35.2°F (1.8°C).

Temperature

As November transitions into December, Troy sees a drop in the average high-temperature, transitioning from a mild 56.3°F (13.5°C) to a chilly 47.3°F (8.5°C). Troy, during December, witnesses an average low-temperature of 35.2°F (1.8°C).

Humidity

In December, the average relative humidity is 78%.

Rainfall

In Troy, in December, during 12.1 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. In Troy, during the entire year, the rain falls for 159.3 days and collects up to 39.69" (1008mm) of precipitation.

Snowfall

Months with snowfall in Troy are January through March, November and December. In Troy, in December, snow falls for 1.1 days, with typically accumulated 0.55" (14mm) of snow. In Troy, Tennessee, during the entire year, snow falls for 9.2 days and aggregates up to 4.65" (118mm) of snow.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year in Troy.
On the first day of December in Troy, sunrise is at 6:50 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 4:51 pm CST.

Sunshine

In December, the average sunshine in Troy is 4.8h.

UV index

February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Troy in December?

The high-temperature in Troy, Tennessee, during December is 47.3°F (8.5°C) and the low-temperature is 35.2°F (1.8°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in September is appraised at 86°F (30°C).

What is the average humidity in December in Troy?

The average relative humidity in December is 78%.

How many days does it rain in December in Troy?

In Troy, in December, during 12.1 rainfall days, 3.31" (84mm) of precipitation is typically accumulated.

How many days does it snow in December in Troy?

In December, in Troy, Tennessee, it is snowing for 1.1 days. Throughout December, 0.55" (14mm) of snow is accumulated.

What is the month with the shortest days in Troy?

The month with the shortest days in Troy, Tennessee, is December, with an average of 9h and 42min of daylight.

What is the average length of the day in December in Troy?

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

When is the sunrise / sunset in December in Troy?

On the first day of December, sunrise is at 6:50 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 4:51 pm CST.

How many hours of sunshine does Troy have in December?

The average sunshine duration in December in Troy is 4.8h.

When is the lowest UV index in Troy?

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

What is the UV index intensity in December in Troy?

In December, the average daily maximum UV index in Troy is 2. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
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
Troy, TN

Average temperature in December - Troy, TN
  • Average high temperature in December: 47.3°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (43.3°F).

  • Average low temperature in December: 35.2°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).

Average pressure in December
Troy, TN

Average pressure in December - Troy, 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 (29.95"Hg).

Average wind speed in December
Troy, TN

Average wind speed in December - Troy, TN
  • Average wind speed in December: 8.6mph

The windiest months (with the highest average wind speed) are February, March and April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in December
Troy, TN

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

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

Average rainfall in December
Troy, TN

Average rainfall in December - Troy, TN
  • Average rainfall in December: 3.31"

The wettest month (with the highest rainfall) is April (4.57").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days in December
Troy, TN

Average rainfall days in December - Troy, TN
  • Average rainfall days in December: 12.1 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is November (10.1 days).

Average snowfall in December
Troy, TN

Average snowfall in December - Troy, TN
  • Average snowfall in December: 0.55"

The month with the highest snowfall is March (1.69").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Troy, TN

Average snowfall days in December - Troy, TN
  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is January (3.3 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
Troy, TN

Average daylight in December / Average sunshine in December - Troy, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in December
Troy, TN

Average sunshine days in December - Troy, TN
  • Average sunshine days in December: 16.9 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is June (12.3 days).

Average UV index in December
Troy, TN

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

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are February and December (UV index 2).

Average cloud cover in December
Troy, TN

Average cloud cover in December - Troy, 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 26).

Average visibility in December
Troy, TN

Average visibility in December - Troy, 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).

Troy, Tennessee, USA

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