December weather forecast
Cainsville, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Cainsville, Tennessee, with an average temperature ranging between min 35.8°F (2.1°C) and max 49.3°F (9.6°C).

Temperature

In Cainsville, entering December brings a subtle temperature decrement, reducing from November's refreshing 57.6°F (14.2°C) to a chilly 49.3°F (9.6°C). In Cainsville, December nights cool down to an average of 35.8°F (2.1°C).

Humidity

The most humid month is December, with an average relative humidity of 79%.

Rainfall

In Cainsville, in December, it is raining for 9.6 days, with typically 1.1" (28mm) of accumulated precipitation. In Cainsville, during the entire year, the rain falls for 123.1 days and collects up to 12.76" (324mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In December, it is snowing for 1.7 days. Throughout December, 0.2" (5mm) of snow is accumulated. In Cainsville, during the entire year, snow falls for 10.9 days and aggregates up to 0.87" (22mm) of snow.

Daylight

The month with the shortest days in Cainsville is December, with an average of 9h and 48min of daylight.
On the first day of December in Cainsville, Tennessee, sunrise is at 6:37 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:41 pm CST.

Sunshine

In December, the average sunshine is 4.7h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Cainsville, Tennessee. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

What are the temperatures in Cainsville in December?

The high-temperature in Cainsville, Tennessee, during December is 49.3°F (9.6°C) and the low-temperature is 35.8°F (2.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is computed to be 86°F (30°C).

What is the most humid month in Cainsville?

The most humid month is December, with an average relative humidity of 79%.

What is the average humidity in December in Cainsville?

The average relative humidity in December in Cainsville is 79%.

How much does it rain in Cainsville in December?

In Cainsville, during December, the rain falls for 9.6 days and regularly aggregates up to 1.1" (28mm) of precipitation.

How many days does it snow in December in Cainsville?

In Cainsville, in December, snow falls for 1.7 days, with typically accumulated 0.2" (5mm) of snow.

What is the month with the shortest days in Cainsville?

December has the shortest days of the year in Cainsville, with an average of 9h and 48min of daylight.

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

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

When is the sunrise / sunset in December in Cainsville?

In December, on the first day of the month, sunrise is at 6:37 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:41 pm CST.

How many hours of sunshine does Cainsville have in December?

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

When is the lowest UV index in Cainsville?

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

How high is the UV index in December in Cainsville?

In Cainsville, Tennessee, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Cainsville, TN

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

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (45.1°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 (30.7°F).

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Average pressure in December
Cainsville, TN

Average pressure in December - Cainsville, 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
Cainsville, TN

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

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

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Average humidity in December
Cainsville, TN

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

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Cainsville, TN

Average rainfall in December - Cainsville, TN
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is February (1.5").
The driest month (with the least rainfall) is September (0.39").

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Average rainfall days in December
Cainsville, TN

Average rainfall days in December - Cainsville, TN
  • Average rainfall days in December: 9.6 days

The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is November (7.3 days).

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Average snowfall in December
Cainsville, TN

Average snowfall in December - Cainsville, TN
  • Average snowfall in December: 0.2"

The month with the highest snowfall is February (0.31").
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
Cainsville, TN

Average snowfall days in December - Cainsville, TN
  • Average snowfall days in December: 1.7 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
Cainsville, TN

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

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 30min).

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Average sunshine days in December
Cainsville, TN

Average sunshine days in December - Cainsville, TN
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in December
Cainsville, TN

Average UV index in December - Cainsville, 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
Cainsville, TN

Average cloud cover in December - Cainsville, TN
  • Average cloud cover in December: 51

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in December
Cainsville, TN

Average visibility in December - Cainsville, 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).

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Cainsville, Tennessee, USA

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