December weather forecast
Cummings, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Cummings, Tennessee, with temperature in the range of an average low of 34.7°F (1.5°C) and an average high of 48.6°F (9.2°C).

Temperature

Cummings's December weather shows a modest shift in high-temperatures, falling from November's refreshing 56.3°F (13.5°C) to a chilly 48.6°F (9.2°C). In December, Cummings experiences a temperature dip to an average of 34.7°F (1.5°C) at night.

Humidity

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

Rainfall

In Cummings, Tennessee, during December, the rain falls for 12.8 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, there are 168.8 rainfall days, and 34.06" (865mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Cummings are January through April, November and December. In December, in Cummings, it is snowing for 4.1 days. Throughout December, 1.1" (28mm) of snow is accumulated. In Cummings, during the entire year, snow falls for 19.9 days and aggregates up to 4.92" (125mm) of snow.

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 6:34 am and sunset at 4:28 pm. On the last day of December, in Cummings, sunrise is at 6:51 am and sunset at 4:38 pm CST.

Sunshine

The average sunshine in December in Cummings is 4.7h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: An average maximum UV index of 2 in December leads to these recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What are December temperatures in Cummings?

Cummings in December has an average high-temperature of 48.6°F (9.2°C) and an average low-temperature of 34.7°F (1.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 96.8°F (36°C).

What is the most humid month in Cummings?

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

What is the average humidity in December in Cummings?

In December, the average relative humidity is 80%.

How much does it rain in Cummings in December?

In December, the rain falls for 12.8 days. Throughout December, 2.68" (68mm) of precipitation is accumulated.

How much does it snow in Cummings in December?

In Cummings, in December, snow falls for 4.1 days, with typically accumulated 1.1" (28mm) of snow.

What is the month with the shortest days in Cummings?

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

How many hours of daylight does Cummings have in December?

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

When is the sunrise / sunset in December in Cummings?

On the first day of December in Cummings, Tennessee, sunrise is at 6:34 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 4:38 pm CST.

How long on average sun shines in December in Cummings?

The average sunshine duration in December in Cummings is 4.7h.

When is the lowest UV index in Cummings?

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

What is the UV index intensity in December in Cummings?

In Cummings, Tennessee, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe 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
Cummings, TN

Average temperature in December - Cummings, TN
  • Average high temperature in December: 48.6°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (43.7°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in December
Cummings, TN

Average pressure in December - Cummings, 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 (29.97"Hg).

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Average wind speed in December
Cummings, TN

Average wind speed in December - Cummings, TN
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

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Average humidity in December
Cummings, TN

Average humidity in December - Cummings, TN
  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is November (75%).

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Average rainfall in December
Cummings, TN

Average rainfall in December - Cummings, TN
  • Average rainfall in December: 2.68"

The wettest month (with the highest rainfall) is February (3.82").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in December
Cummings, TN

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

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is November (9.6 days).

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Average snowfall in December
Cummings, TN

Average snowfall in December - Cummings, TN
  • Average snowfall in December: 1.1"

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

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Average snowfall days in December
Cummings, TN

Average snowfall days in December - Cummings, TN
  • Average snowfall days in December: 4.1 days

The month with the highest number of snowfall days is January (5.9 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
Cummings, TN

Average daylight in December / Average sunshine in December - Cummings, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in December
Cummings, TN

Average sunshine days in December - Cummings, TN
  • Average sunshine days in December: 15.1 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (10.4 days).

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Average UV index in December
Cummings, TN

Average UV index in December - Cummings, 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
Cummings, TN

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

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in December
Cummings, TN

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

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

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Cummings, Tennessee, USA

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