December weather forecast
Matheny, WV

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Weather in December

December, the first month of the winter in Matheny, is still a chilly month, with an average temperature ranging between min 31.1°F (-0.5°C) and max 43.5°F (6.4°C).

Temperature

Matheny observes a small decrease in the average high-temperature with the arrival of December, falling from November's fresh 51.8°F (11°C) to a frosty 43.5°F (6.4°C). An average low-temperature of 31.1°F (-0.5°C) marks the nights throughout December.

Humidity

The average relative humidity in December is 81%.

Rainfall

In Matheny, in December, it is raining for 9.5 days, with typically 1.57" (40mm) of accumulated precipitation. In Matheny, during the entire year, the rain falls for 135.9 days and collects up to 16.46" (418mm) of precipitation.

Snowfall

Months with snowfall in Matheny are January through May, October through December. In Matheny, during December, snow falls for 5.4 days and regularly aggregates up to 2.05" (52mm) of snow. Throughout the year, there are 30.3 snowfall days, and 8.66" (220mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:23 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:41 am and sunset at 5:18 pm EST.

Sunshine

The average sunshine in December is 4.5h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 2 during December translates into the following directions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

Matheny in December has an average high-temperature of 43.5°F (6.4°C) and an average low-temperature of 31.1°F (-0.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is calculated to be 89.6°F (32°C).

What is the average humidity in December in Matheny?

In December, the average relative humidity is 81%.

How many days does it rain in December?

In December, in Matheny, the rain falls for 9.5 days. Throughout December, 1.57" (40mm) of precipitation is accumulated.

How much does it snow in December?

In Matheny, in December, during 5.4 snowfall days, 2.05" (52mm) of snow is typically accumulated.

What is the month with the shortest days?

With an average of 9h and 36min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In Matheny, the average day length in December is 9h and 37min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:23 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:18 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 4.5h.

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

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?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health threat from 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
Matheny, WV

Average temperature in December - Matheny, WV
  • Average high temperature in December: 43.5°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average pressure in December
Matheny, WV

Average pressure in December - Matheny, WV
  • 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 (29.98"Hg).

Average wind speed in December
Matheny, WV

Average wind speed in December - Matheny, 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 (4.1mph).

Average humidity in December
Matheny, WV

Average humidity in December - Matheny, WV
  • Average humidity in December: 81%

The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April, June, July, August and November (77%).

Average rainfall in December
Matheny, WV

Average rainfall in December - Matheny, WV
  • Average rainfall in December: 1.57"

The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is September (0.71").

Average rainfall days in December
Matheny, WV

Average rainfall days in December - Matheny, WV
  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is November (7.8 days).

Average snowfall in December
Matheny, WV

Average snowfall in December - Matheny, WV
  • Average snowfall in December: 2.05"

The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Matheny, WV

Average snowfall days in December - Matheny, WV
  • Average snowfall days in December: 5.4 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Matheny, WV
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 4h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in December
Matheny, WV

Average sunshine days in December - Matheny, WV
  • Average sunshine days in December: 17.5 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (12.6 days).

Average UV index in December
Matheny, WV

Average UV index in December - Matheny, WV
  • 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, November and December (UV index 2).

Average cloud cover in December
Matheny, WV

Average cloud cover in December - Matheny, WV
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December
Matheny, WV

Average visibility in December - Matheny, WV
  • Average visibility in December: 5mi

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

Matheny, West Virginia, USA

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