December weather forecast
Plainfield, TN

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Weather in December

December, the first month of the winter in Plainfield, is still a chilly month, with an average temperature fluctuating between 35.2°F (1.8°C) and 49.5°F (9.7°C).

Temperature

The transition into December subtly indicates a reduction in the average high-temperature, down to a frosty 49.5°F (9.7°C) from November's mild 57.2°F (14°C). During December, an average low-temperature of 35.2°F (1.8°C) is observed in Plainfield.

Humidity

With an average relative humidity of 79%, December is the most humid month.

Rainfall

In December, in Plainfield, the rain falls for 11.1 days. Throughout December, 1.54" (39mm) of precipitation is accumulated. In Plainfield, during the entire year, the rain falls for 148.2 days and collects up to 18.23" (463mm) of precipitation.

Snowfall

Months with snowfall are January through March, October through December. In Plainfield, in December, during 3.6 snowfall days, 0.63" (16mm) of snow is typically accumulated. Throughout the year, there are 18.9 snowfall days, and 3.58" (91mm) of snow is accumulated.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:27 am and sunset at 5:22 pm. On the last day of December, sunrise is at 7:45 am and sunset at 5:32 pm EST.

Sunshine

The average sunshine in December is 5.2h.

UV index

The months with the lowest UV index in Plainfield, Tennessee, are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.
Note: The UV index of 2 in December translates into these instructions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

What is the temperature in December in Plainfield?

In December, the average high-temperature and low-temperature in Plainfield are 49.5°F (9.7°C) and 35.2°F (1.8°C) respectively. In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 86°F (30°C).

What is the most humid month in Plainfield?

With an average relative humidity of 79%, December is the most humid month in Plainfield, Tennessee.

What is the average humidity in December in Plainfield?

The average relative humidity in December is 79%.

How much does it rain in Plainfield in December?

In December, in Plainfield, the rain falls for 11.1 days. Throughout December, 1.54" (39mm) of precipitation is accumulated.

How many days does it snow in December in Plainfield?

In Plainfield, during December, snow falls for 3.6 days and regularly aggregates up to 0.63" (16mm) of snow.

What is the month with the shortest days in Plainfield?

The month with the shortest days in Plainfield, Tennessee, is December, with an average of 9h and 48min of daylight.

How many hours of daylight does Plainfield have in December?

In December, the average day length in Plainfield, Tennessee, is 9h and 47min.

What time are sunrise and sunset in December in Plainfield?

In December, on the first day of the month, sunrise is at 7:27 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:32 pm EST.

How long on average sun shines in December in Plainfield?

In Plainfield, the average sunshine duration in December is 5.2h.

What is the month with the lowest UV index in Plainfield?

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

What is the UV index intensity in December in Plainfield?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk 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
Plainfield, TN

Average temperature in December - Plainfield, TN
  • Average high temperature in December: 49.5°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in December: 35.2°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

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Average pressure in December
Plainfield, TN

Average pressure in December - Plainfield, TN
  • Average pressure in December: 30.14"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in December
Plainfield, TN

Average wind speed in December - Plainfield, TN
  • Average wind speed in December: 5.2mph

The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

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Average humidity in December
Plainfield, TN

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

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

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Average rainfall in December
Plainfield, TN

Average rainfall in December - Plainfield, TN
  • Average rainfall in December: 1.54"

The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is September (0.94").

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Average rainfall days in December
Plainfield, TN

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

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in December
Plainfield, TN

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

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in December
Plainfield, TN

Average snowfall days in December - Plainfield, TN
  • Average snowfall days in December: 3.6 days

The month with the highest number of snowfall days is January (5.4 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
Plainfield, TN

Average daylight in December / Average sunshine in December - Plainfield, 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: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in December
Plainfield, TN

Average sunshine days in December - Plainfield, TN
  • Average sunshine days in December: 17 days

The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are February and July (12.5 days).

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Average UV index in December
Plainfield, TN

Average UV index in December - Plainfield, 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
Plainfield, TN

Average cloud cover in December - Plainfield, TN
  • Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).

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Average visibility in December
Plainfield, TN

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

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

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Plainfield, Tennessee, USA

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