December weather forecast
Robinson Mill, TN

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Weather in December

December, the first month of the winter in Robinson Mill, is also a frosty month, with temperature in the range of an average low of 35.4°F (1.9°C) and an average high of 49.5°F (9.7°C).

Temperature

The average high-temperature slightly decreases in December, shifting from a refreshing 57.2°F (14°C) in November to a chilly 49.5°F (9.7°C). Nighttime temperatures consistently average an icy 35.4°F (1.9°C) during December.

Humidity

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

Rainfall

In Robinson Mill, Tennessee, in December, during 13.6 rainfall days, 3.11" (79mm) of precipitation is typically accumulated. Throughout the year, there are 171.1 rainfall days, and 32.24" (819mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In December, it is snowing for 2.5 days. Throughout December, 0.39" (10mm) of snow is accumulated. In Robinson Mill, during the entire year, snow falls for 15 days and aggregates up to 2.52" (64mm) of snow.

Daylight

The month with the shortest days in Robinson Mill is December, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 7:29 am and sunset at 5:23 pm. On the last day of December, sunrise is at 7:46 am and sunset at 5:34 pm EST.

Sunshine

In Robinson Mill, the average sunshine in December is 5.2h.

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 reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 translates into these guidelines:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Robinson Mill in December?

The average high-temperature, in December, in Robinson Mill, is 49.5°F (9.7°C), while the average low-temperature is 35.4°F (1.9°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 86°F (30°C).

What is the most humid month?

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

What is the average humidity in December in Robinson Mill?

In December, the average relative humidity is 79%.

How much does it rain in December?

In Robinson Mill, in December, it is raining for 13.6 days, with typically 3.11" (79mm) of accumulated precipitation.

How much does it snow in December?

In Robinson Mill, during December, snow falls for 2.5 days and regularly aggregates up to 0.39" (10mm) of snow.

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 Robinson Mill have in December?

In Robinson Mill, the average day length in December is 9h and 47min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:29 am and sunset at 5:23 pm. On the last day of the month, in Robinson Mill, sunrise is at 7:46 am and sunset at 5:34 pm EST.

How many hours of sunshine does Robinson Mill have in December?

The average sunshine duration in December in Robinson Mill, Tennessee, is 5.2h.

What is the month with the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Robinson Mill, TN

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

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in December: 35.4°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 (30°F).

Average pressure in December
Robinson Mill, TN

Average pressure in December - Robinson Mill, 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).

Average wind speed in December
Robinson Mill, TN

Average wind speed in December - Robinson Mill, TN
  • Average wind speed in December: 5.4mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity in December
Robinson Mill, TN

Average humidity in December - Robinson Mill, 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 (74%).

Average rainfall in December
Robinson Mill, TN

Average rainfall in December - Robinson Mill, TN
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is July (3.7").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in December
Robinson Mill, TN

Average rainfall days in December - Robinson Mill, TN
  • Average rainfall days in December: 13.6 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (9.6 days).

Average snowfall in December
Robinson Mill, TN

Average snowfall in December - Robinson Mill, TN
  • Average snowfall in December: 0.39"

The month with the highest snowfall is February (0.91").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Robinson Mill, TN

Average snowfall days in December - Robinson Mill, TN
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is January (4.7 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
Robinson Mill, TN

Average daylight in December / Average sunshine in December - Robinson Mill, 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 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in December
Robinson Mill, TN

Average sunshine days in December - Robinson Mill, TN
  • Average sunshine days in December: 15.2 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (10.5 days).

Average UV index in December
Robinson Mill, TN

Average UV index in December - Robinson Mill, 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
Robinson Mill, TN

Average cloud cover in December - Robinson Mill, TN
  • Average cloud cover in December: 47

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).

Average visibility in December
Robinson Mill, TN

Average visibility in December - Robinson Mill, TN
  • Average visibility in December: 6mi

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

Robinson Mill, Tennessee, USA

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