December weather forecast
Cummings, TN

Share

Weather in December

The first month of the winter, December, is also a frosty month in Cummings, Tennessee, with an average temperature ranging between min 34.7°F (1.5°C) and max 48.6°F (9.2°C).

Temperature

As Cummings enters December, the average high-temperature subtly lowers from the a refreshing 56.3°F (13.5°C) of November to a chilly 48.6°F (9.2°C). Cummings witnesses a consistent average low-temperature of 34.7°F (1.5°C) throughout December.

Humidity

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

Rainfall

In December, the rain falls for 12.8 days. Throughout December, 2.68" (68mm) of precipitation is accumulated. In Cummings, during the entire year, the rain falls for 168.8 days and collects up to 34.06" (865mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Cummings, in December, snow falls for 4.1 days, with typically accumulated 1.1" (28mm) of snow. 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 December, 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.

Sunshine

The average sunshine in December is 4.7h.

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 unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Enhance your sun protection with tightly woven, yet airy clothing. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

What are December temperatures?

In Cummings, in December, the average high-temperature is 48.6°F (9.2°C), and the average low-temperature is 34.7°F (1.5°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 96.8°F (36°C).

What is the most humid month?

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

What is the average humidity in December?

In December, the average relative humidity is 80%.

How many days does it rain in December in Cummings?

In Cummings, during December, the rain falls for 12.8 days and regularly aggregates up to 2.68" (68mm) of precipitation.

How much does it snow in December?

In December, it is snowing for 4.1 days. Throughout December, 1.1" (28mm) of snow is accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Cummings have in December?

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

When are sunrise and sunset in December?

In December, on the first day of the month, 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 December, the average sunshine duration is 4.7h.

What is the month with the lowest UV index?

The months with the lowest UV index 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, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Cummings, Tennessee, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location