December weather forecast
Duplex Mission, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Duplex Mission, Tennessee, with an average temperature ranging between min 35.8°F (2.1°C) and max 49.1°F (9.5°C).

Temperature

A mild drop in Duplex Mission's average high-temperature is observed in December, transitioning from a refreshing 57.2°F (14°C) in November to a frosty 49.1°F (9.5°C). The low-temperature average for Duplex Mission during December stands at a wintry 35.8°F (2.1°C).

Humidity

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

Rainfall

In December, the rain falls for 10.3 days. Throughout December, 1.34" (34mm) of precipitation is accumulated. Throughout the year, in Duplex Mission, there are 141.9 rainfall days, and 17.32" (440mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Duplex Mission are January through March, November and December. The months with the most snowfall are February and December, with an average 0.2" (5mm) of accumulated snow.

Daylight

December has the shortest days of the year, with an average of 9h and 48min of daylight.
On the first day of December in Duplex Mission, sunrise is at 6:39 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:44 pm CST.

Sunshine

In December, the average sunshine is 4.7h.

UV index

The month with the lowest UV index in Duplex Mission is December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What is the temperature in December in Duplex Mission?

Duplex Mission in December has an average high-temperature of 49.1°F (9.5°C) and an average low-temperature of 35.8°F (2.1°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 86°F (30°C).

What is the most humid month in Duplex Mission?

With an average relative humidity of 80%, December is the most humid month in Duplex Mission.

What is the average humidity in December in Duplex Mission?

The average relative humidity in December is 80%.

How many days does it rain in December in Duplex Mission?

In December, in Duplex Mission, the rain falls for 10.3 days. Throughout December, 1.34" (34mm) of precipitation is accumulated.

When does it snow the most in Duplex Mission?

The months with the most snowfall are February and December, with an average 0.2" (5mm) of accumulated snow.

How much does it snow in Duplex Mission in December?

In December, it is snowing for 0.9 days. Throughout December, 0.2" (5mm) of snow is accumulated.

What is the month with the shortest days in Duplex Mission?

With an average of 9h and 48min of daylight, December has the shortest days of the year in Duplex Mission.

What is the average length of the day in December in Duplex Mission?

In Duplex Mission, the average day length in December is 9h and 47min.

When are sunrise and sunset in December in Duplex Mission?

In December, on the first day of the month, sunrise is at 6:39 am and sunset at 4:33 pm. On the last day of the month, in Duplex Mission, sunrise is at 6:57 am and sunset at 4:44 pm CST.

How many hours of sunshine does Duplex Mission have in December?

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

What is the month with the lowest UV index in Duplex Mission?

The month with the lowest UV index in Duplex Mission is December, with an average maximum UV index of 2.

What is the UV index intensity in December in Duplex Mission?

In December, the average daily maximum UV index in Duplex Mission, Tennessee, is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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
Duplex Mission, TN

Average temperature in December - Duplex Mission, TN
  • Average high temperature in December: 49.1°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.3°F).

  • Average low temperature in December: 35.8°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

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Average pressure in December
Duplex Mission, TN

Average pressure in December - Duplex Mission, 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).

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Average wind speed in December
Duplex Mission, TN

Average wind speed in December - Duplex Mission, TN
  • Average wind speed in December: 7.9mph

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 (4.6mph).

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Average humidity in December
Duplex Mission, TN

Average humidity in December - Duplex Mission, TN
  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Duplex Mission, TN

Average rainfall in December - Duplex Mission, TN
  • Average rainfall in December: 1.34"

The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is November (0.94").

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Average rainfall days in December
Duplex Mission, TN

Average rainfall days in December - Duplex Mission, TN
  • Average rainfall days in December: 10.3 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is November (7.2 days).

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Average snowfall in December
Duplex Mission, TN

Average snowfall in December - Duplex Mission, TN
  • Average snowfall in December: 0.2"

The months with the highest snowfall are February and December (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Duplex Mission, TN

Average snowfall days in December - Duplex Mission, TN
  • Average snowfall days in December: 0.9 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Duplex Mission, TN

Average daylight in December / Average sunshine in December - Duplex Mission, 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 4min

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).

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Average sunshine days in December
Duplex Mission, TN

Average sunshine days in December - Duplex Mission, TN
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in December
Duplex Mission, TN

Average UV index in December - Duplex Mission, TN
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Duplex Mission, TN

Average cloud cover in December - Duplex Mission, TN
  • Average cloud cover in December: 51

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in December
Duplex Mission, TN

Average visibility in December - Duplex Mission, TN
  • Average visibility in December: 6mi

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

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Duplex Mission, Tennessee, USA

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