December weather forecast
Junction, WV

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Weather in December

The first month of the winter, December, is still a cold month in Junction, West Virginia, with temperature in the range of an average high of 41.5°F (5.3°C) and an average low of 29.1°F (-1.6°C).

Temperature

Junction's average high-temperature decreases in December, falling from a cool 50.9°F (10.5°C) in November to an icy 41.5°F (5.3°C). Junction cools down to an average low-temperature of 29.1°F (-1.6°C) throughout the month of December.

Humidity

In Junction, the average relative humidity in December is 78%.

Rainfall

In Junction, in December, during 11.5 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, in Junction, there are 166 rainfall days, and 25.83" (656mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Junction. In Junction, in December, during 5.9 snowfall days, 2.24" (57mm) of snow is typically accumulated. In Junction, during the entire year, snow falls for 31.2 days and aggregates up to 16.5" (419mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Junction.
On the first day of the month, sunrise is at 7:16 am and sunset at 4:52 pm. On the last day of December, sunrise is at 7:35 am and sunset at 5:02 pm EST.

Sunshine

The months with the least sunshine in Junction are January and December, with an average of 5.1h of sunshine.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: In December, the UV index of 2 transforms into the following advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Around midday, solar radiation is most harmful; hence, exposure should be limited. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in Junction in December?

In December, the average high-temperature and low-temperature are 41.5°F (5.3°C) and 29.1°F (-1.6°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 87.8°F (31°C).

What is the average humidity in December in Junction?

In Junction, West Virginia, the average relative humidity in December is 78%.

How many days does it rain in December in Junction?

In December, in Junction, West Virginia, the rain falls for 11.5 days. Throughout December, 2.2" (56mm) of precipitation is accumulated.

How much does it snow in Junction in December?

In Junction, West Virginia, in December, snow falls for 5.9 days, with typically accumulated 2.24" (57mm) of snow.

What is the month with the shortest days in Junction?

With an average of 9h and 30min of daylight, December has the shortest days of the year in Junction, West Virginia.

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

In December, the average day length in Junction, West Virginia, is 9h and 27min.

When are sunrise and sunset in December in Junction?

In December, on the first day of the month, sunrise is at 7:16 am and sunset at 4:52 pm. On the last day of the month, in Junction, West Virginia, sunrise is at 7:35 am and sunset at 5:02 pm EST.

What is the month with the least sunshine in Junction?

The months with the least sunshine in Junction are January and December, with an average of 5.1h of sunshine.

How many hours of sunshine does Junction have in December?

In Junction, the average sunshine duration in December is 5.1h.

What are the months with the lowest UV index in Junction?

January through March, November 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 in Junction?

In December, the average daily maximum UV index in Junction is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Junction, WV

Average temperature in December - Junction, WV
  • Average high temperature in December: 41.5°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in December: 29.1°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in December
Junction, WV

Average pressure in December - Junction, WV
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Junction, WV

Average wind speed in December - Junction, WV
  • Average wind speed in December: 6.2mph

The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in December
Junction, WV

Average humidity in December - Junction, WV
  • Average humidity in December: 78%

The month with the highest relative humidity is October (79%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall in December
Junction, WV

Average rainfall in December - Junction, WV
  • Average rainfall in December: 2.2"

The wettest month (with the highest rainfall) is May (3.11").
The driest months (with the least rainfall) are February and November (1.73").

Average rainfall days in December
Junction, WV

Average rainfall days in December - Junction, WV
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is November (9.1 days).

Average snowfall in December
Junction, WV

Average snowfall in December - Junction, WV
  • Average snowfall in December: 2.24"

The month with the highest snowfall is March (4.21").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Junction, WV

Average snowfall days in December - Junction, WV
  • Average snowfall days in December: 5.9 days

The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Junction, WV

Average daylight in December / Average sunshine in December - Junction, WV
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

Average sunshine days in December
Junction, WV

Average sunshine days in December - Junction, WV
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is May (10.1 days).

Average UV index in December
Junction, WV

Average UV index in December - Junction, WV
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Junction, WV

Average cloud cover in December - Junction, WV
  • Average cloud cover in December: 46

The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in December
Junction, WV

Average visibility in December - Junction, WV
  • Average visibility in December: 6mi

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

Junction, West Virginia, USA

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