December weather forecast
Stewart, TN

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Weather in December

December, the first month of the winter in Stewart, is still a chilly month, with an average temperature varying between 48°F (8.9°C) and 35.2°F (1.8°C).

Temperature

A minor decrease in the average high-temperature is observed during December, shifting from a moderate 56.5°F (13.6°C) in November to a chilly 48°F (8.9°C). During the month of December, the temperature in Stewart generally drops to a low average of 35.2°F (1.8°C).

Humidity

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

Rainfall

In December, the rain falls for 12.8 days. Throughout December, 3.19" (81mm) of precipitation is accumulated. In Stewart, during the entire year, the rain falls for 172.2 days and collects up to 35.98" (914mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Stewart, in December, snow falls for 1.9 days, with typically accumulated 0.63" (16mm) of snow. In Stewart, during the entire year, snow falls for 11.5 days and aggregates up to 3.5" (89mm) of snow.

Daylight

December has the shortest days of the year in Stewart, with an average of 9h and 42min of daylight.
On the first day of December, sunrise is at 6:44 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 4:46 pm CST.

Sunshine

The months with the least sunshine in Stewart are February and December, with an average of 4.7h of sunshine.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are December temperatures in Stewart?

The high-temperature in Stewart during December is 48°F (8.9°C) and the low-temperature is 35.2°F (1.8°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 86°F (30°C).

What is the most humid month in Stewart?

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

What is the average humidity in December in Stewart?

In Stewart, Tennessee, the average relative humidity in December is 79%.

How much does it rain in Stewart in December?

In Stewart, in December, during 12.8 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

How much does it snow in Stewart in December?

In Stewart, in December, snow falls for 1.9 days, with typically accumulated 0.63" (16mm) of snow.

What is the month with the shortest days in Stewart?

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

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

In Stewart, the average day length in December is 9h and 44min.

When are sunrise and sunset in December in Stewart?

In December, on the first day of the month, sunrise is at 6:44 am and sunset at 4:36 pm. On the last day of the month, in Stewart, sunrise is at 7:02 am and sunset at 4:46 pm CST.

What is the month with the least sunshine in Stewart?

February and December, with an average of 4.7h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Stewart?

In December, the average sunshine duration in Stewart, Tennessee, is 4.7h.

What are the months with the lowest UV index in Stewart?

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

What is the UV index reading in December in Stewart?

In Stewart, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Stewart, TN

Average temperature in December - Stewart, TN
  • Average high temperature in December: 48°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (43.7°F).

  • Average low temperature in December: 35.2°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in December
Stewart, TN

Average pressure in December - Stewart, 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 (29.96"Hg).

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Average wind speed in December
Stewart, TN

Average wind speed in December - Stewart, TN
  • Average wind speed in December: 7.8mph

The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

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Average humidity in December
Stewart, TN

Average humidity in December - Stewart, 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%).

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Average rainfall in December
Stewart, TN

Average rainfall in December - Stewart, TN
  • Average rainfall in December: 3.19"

The wettest month (with the highest rainfall) is February (3.98").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in December
Stewart, TN

Average rainfall days in December - Stewart, TN
  • Average rainfall days in December: 12.8 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.8 days).

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Average snowfall in December
Stewart, TN

Average snowfall in December - Stewart, TN
  • Average snowfall in December: 0.63"

The month with the highest snowfall is March (0.91").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Stewart, TN

Average snowfall days in December - Stewart, TN
  • Average snowfall days in December: 1.9 days

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Stewart, 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 4min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).

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Average sunshine days in December
Stewart, TN

Average sunshine days in December - Stewart, TN
  • Average sunshine days in December: 16.3 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is July (9.6 days).

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Average UV index in December
Stewart, TN

Average UV index in December - Stewart, 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).

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Average cloud cover in December
Stewart, TN

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

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in December
Stewart, TN

Average visibility in December - Stewart, TN
  • Average visibility in December: 6mi

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

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Stewart, Tennessee, USA

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