December weather forecast
Avon, WV

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Weather in December

The first month of the winter, December, is also a wintry month in Avon, West Virginia, with an average temperature ranging between max 42.1°F (5.6°C) and min 30.6°F (-0.8°C).

Temperature

The beginning of December subtly marks a decrease in the average high-temperature, transitioning from a cool 50.7°F (10.4°C) in November to a wintry 42.1°F (5.6°C). During December, Avon observes a consistent average nighttime temperature of 30.6°F (-0.8°C).

Humidity

The average relative humidity in December in Avon is 82%.

Rainfall

In Avon, during December, the rain falls for 12.7 days and regularly aggregates up to 3.39" (86mm) of precipitation. Throughout the year, there are 186.8 rainfall days, and 38.7" (983mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In December, it is snowing for 12.3 days. Throughout December, 5.43" (138mm) of snow is accumulated. In Avon, during the entire year, snow falls for 58.9 days and aggregates up to 29.41" (747mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of December in Avon, sunrise is at 7:23 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:09 pm EST.

Sunshine

The average sunshine in December in Avon 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 Avon. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 2 in December suggests the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Around midday, solar radiation is most harmful; hence, exposure should be limited. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Avon in December?

December temperatures vary between a high-temperature of 42.1°F (5.6°C) and a low-temperature of 30.6°F (-0.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), 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 Avon?

In December, the average relative humidity in Avon, West Virginia, is 82%.

How much does it rain in Avon in December?

In Avon, West Virginia, in December, during 12.7 rainfall days, 3.39" (86mm) of precipitation is typically accumulated.

How much does it snow in Avon in December?

In December, in Avon, it is snowing for 12.3 days. Throughout December, 5.43" (138mm) of snow is accumulated.

What is the month with the shortest days in Avon?

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

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

In December, the average day length in Avon, West Virginia, is 9h and 28min.

When is the sunrise / sunset in December in Avon?

In December, on the first day of the month, sunrise is at 7:23 am and sunset at 5:00 pm. On the last day of the month, in Avon, sunrise is at 7:41 am and sunset at 5:09 pm EST.

How many hours of sunshine does Avon have in December?

The average sunshine duration in December is 3.7h.

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

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

How high is the UV index in December in Avon?

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

Average temperature in December - Avon, WV
  • Average high temperature in December: 42.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in December: 30.6°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average pressure in December
Avon, WV

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

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in December
Avon, WV

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

The windiest months (with the highest average wind speed) are January and February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in December
Avon, WV

Average humidity in December - Avon, WV
  • Average humidity in December: 82%

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

Average rainfall in December
Avon, WV

Average rainfall in December - Avon, WV
  • Average rainfall in December: 3.39"

The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is September (2.24").

Average rainfall days in December
Avon, WV

Average rainfall days in December - Avon, WV
  • Average rainfall days in December: 12.7 days

The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is November (11.4 days).

Average snowfall in December
Avon, WV

Average snowfall in December - Avon, WV
  • Average snowfall in December: 5.43"

The month with the highest snowfall is January (7.44").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Avon, WV

Average snowfall days in December - Avon, WV
  • Average snowfall days in December: 12.3 days

The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Avon, 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: 3h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in December
Avon, WV

Average sunshine days in December - Avon, WV
  • Average sunshine days in December: 9.7 days

The month with the most sunshine days is November (14.9 days).
The month with the least sunshine days is January (7.4 days).

Average UV index in December
Avon, WV

Average UV index in December - Avon, 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
Avon, WV

Average cloud cover in December - Avon, WV
  • Average cloud cover in December: 63

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December
Avon, WV

Average visibility in December - Avon, 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).

Avon, West Virginia, USA

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