December weather forecast
Gaston Junction, WV

Share

Weather in December

The first month of the winter, December, is also an icy month in Gaston Junction, West Virginia, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 41.7°F (5.4°C).

Temperature

In Gaston Junction, entering December brings a subtle temperature decrement, reducing from November's cool 50.4°F (10.2°C) to a wintry 41.7°F (5.4°C). An average low-temperature of 29.7°F (-1.3°C) is anticipated throughout the nights in Gaston Junction during December.

Humidity

In December, the average relative humidity is 83%.

Rainfall

In Gaston Junction, during December, the rain falls for 13.5 days and regularly aggregates up to 3.19" (81mm) of precipitation. In Gaston Junction, during the entire year, the rain falls for 182.4 days and collects up to 36.1" (917mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Gaston Junction, in December, during 12.2 snowfall days, 5.28" (134mm) of snow is typically accumulated. Throughout the year, there are 58.4 snowfall days, and 29.09" (739mm) of snow is accumulated.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:22 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:07 pm EST.

Sunshine

In December, the average sunshine is 3.7h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Gaston Junction. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold?

The average high-temperature and low-temperature during December are 41.7°F (5.4°C) and 29.7°F (-1.3°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 87.8°F (31°C).

What is the average humidity in December?

In Gaston Junction, the average relative humidity in December is 83%.

How much does it rain in December?

In Gaston Junction, in December, it is raining for 13.5 days, with typically 3.19" (81mm) of accumulated precipitation.

How many days does it snow in December?

In December, it is snowing for 12.2 days. Throughout December, 5.28" (134mm) 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 24min of daylight.

How many hours of daylight does Gaston Junction have in December?

The average day length in December is 9h and 26min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:22 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:07 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 3.7h.

When is the lowest UV index in Gaston Junction?

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

How high is the UV index in December?

In Gaston Junction, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents 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
Gaston Junction, WV

Average temperature in December - Gaston Junction, WV
  • Average high temperature in December: 41.7°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in December: 29.7°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

Average pressure in December
Gaston Junction, WV

Average pressure in December - Gaston Junction, WV
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in December
Gaston Junction, WV

Average wind speed in December - Gaston Junction, WV
  • Average wind speed in December: 6.4mph

The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in December
Gaston Junction, WV

Average humidity in December - Gaston Junction, WV
  • Average humidity in December: 83%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (77%).

Average rainfall in December
Gaston Junction, WV

Average rainfall in December - Gaston Junction, WV
  • Average rainfall in December: 3.19"

The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in December
Gaston Junction, WV

Average rainfall days in December - Gaston Junction, WV
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is January (10.8 days).

Average snowfall in December
Gaston Junction, WV

Average snowfall in December - Gaston Junction, WV
  • Average snowfall in December: 5.28"

The month with the highest snowfall is January (7.28").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Gaston Junction, WV

Average snowfall days in December - Gaston Junction, WV
  • Average snowfall days in December: 12.2 days

The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Gaston Junction, WV
  • Average daylight in December: 9h and 2min

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 24min).

  • Average sunshine in December: 3h and 4min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in December
Gaston Junction, WV

Average sunshine days in December - Gaston Junction, WV
  • Average sunshine days in December: 9.7 days

The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is January (6.8 days).

Average UV index in December
Gaston Junction, WV

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

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

Average cloud cover in December
Gaston Junction, WV

Average cloud cover in December - Gaston Junction, WV
  • Average cloud cover in December: 63

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in December
Gaston Junction, WV

Average visibility in December - Gaston Junction, WV
  • Average visibility in December: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

Gaston Junction, West Virginia, USA

Weather forecast for your location

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