December weather forecast
Mountain Home, NC

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Weather in December

December, the first month of the winter in Mountain Home, is still a chilly month, with temperature in the range of an average low of 34.7°F (1.5°C) and an average high of 49.6°F (9.8°C).

Temperature

Mountain Home's progression into December involves a minor drop in the average high-temperature, slightly receding from a mild 56.5°F (13.6°C) in November to a frosty 49.6°F (9.8°C). Mountain Home experiences a mean temperature of 34.7°F (1.5°C) during December nights.

Humidity

The months with the highest humidity are May and December, with an average relative humidity of 77%.

Rainfall

December is the month with the most rainfall. Rain falls for 10.2 days and accumulates 3.9" (99mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. The month with the most snowfall is December, when snow falls for 1.6 days and typically aggregates up to 4.72" (120mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 7:21 am and sunset at 5:17 pm. On the last day of December, sunrise is at 7:38 am and sunset at 5:27 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 5.7h of sunshine.

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 estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.

Frequently asked questions

What is the temperature in December?

Mountain Home in December has an average high-temperature of 49.6°F (9.8°C) and an average low-temperature of 34.7°F (1.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in August is evaluated at 93.2°F (34°C).

What are the most humid months?

May and December, with an average relative humidity of 77%, are most humid months.

What is the average humidity in December?

The average relative humidity in December is 77%.

What is the wettest month?

The month with the most rainfall is December, when the rain falls for 10.2 days and typically aggregates up to 3.9" (99mm) of precipitation.

How much does it rain in December?

In Mountain Home, during December, the rain falls for 10.2 days and regularly aggregates up to 3.9" (99mm) of precipitation.

When does it snow the most?

The month with the most snowfall is December, when snow falls for 1.6 days and typically aggregates up to 4.72" (120mm) of snow.

How many days does it snow in December in Mountain Home?

In December, in Mountain Home, it is snowing for 1.6 days. Throughout December, 4.72" (120mm) of snow is accumulated.

What is the month with the shortest days?

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

What is the average length of the day in December?

In Mountain Home, the average day length in December is 9h and 49min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:21 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:27 pm EST.

What is the month with the least sunshine?

With an average of 5.7h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December?

In Mountain Home, the average sunshine duration in December is 5.7h.

When is the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes 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
Mountain Home, NC

Average temperature in December - Mountain Home, NC
  • Average high temperature in December: 49.6°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (45.5°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).

Average pressure in December
Mountain Home, NC

Average pressure in December - Mountain Home, NC
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in December
Mountain Home, NC

Average wind speed in December - Mountain Home, NC
  • Average wind speed in December: 5.5mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in December
Mountain Home, NC

Average humidity in December - Mountain Home, NC
  • Average humidity in December: 77%

The months with the highest relative humidity are May and December (77%).
The months with the lowest relative humidity are January, July and November (73%).

Average rainfall in December
Mountain Home, NC

Average rainfall in December - Mountain Home, NC
  • Average rainfall in December: 3.9"

The wettest month (with the highest rainfall) is December (3.9").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in December
Mountain Home, NC

Average rainfall days in December - Mountain Home, NC
  • Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is July (19.9 days).
The month with the least rainy days is November (9 days).

Average snowfall in December
Mountain Home, NC

Average snowfall in December - Mountain Home, NC
  • Average snowfall in December: 4.72"

The month with the highest snowfall is December (4.72").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Mountain Home, NC

Average snowfall days in December - Mountain Home, NC
  • Average snowfall days in December: 1.6 days

The month with the highest number of snowfall days is February (3.9 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
Mountain Home, NC

Average daylight in December / Average sunshine in December - Mountain Home, NC
  • 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 4min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in December
Mountain Home, NC

Average sunshine days in December - Mountain Home, NC
  • Average sunshine days in December: 18.4 days

The months with the most sunshine days are October and November (19.3 days).
The month with the least sunshine days is July (7.9 days).

Average UV index in December
Mountain Home, NC

Average UV index in December - Mountain Home, NC
  • Average UV index in December: 2

The months with the highest UV index are 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
Mountain Home, NC

Average cloud cover in December - Mountain Home, NC
  • Average cloud cover in December: 40

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in December
Mountain Home, NC

Average visibility in December - Mountain Home, NC
  • Average visibility in December: 5mi

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

Mountain Home, North Carolina, USA

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