December weather forecast
Dunbar, WV

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Weather in December

December paints Dunbar in a winter wonderland, complete with festive lights and snow-laden trees. The city's temperature further recedes to an average high of 43.9°F (6.6°C), marking the second coldest month of the year. Theme parks transform into dazzling displays of festive cheer, showering visitors with the spirit of holiday season celebrations. Amid the chills, warmth radiates from the cheery atmosphere created by seasonal festivities, yummy hot cocoa, and holiday markets filled with crafts and delicacies. As each day advances towards the year-end, anticipation builds up for the frigid peak of winter in January.

Temperature

December weather is marked by a drop in the average high-temperature, falling from a cool 53.1°F (11.7°C) in November to a chilly 43.9°F (6.6°C). In the month of December, an average of 32.5°F (0.3°C) marks the low-temperature.

Humidity

The average relative humidity in December in Dunbar is 81%.

Rainfall

In December, the rain falls for 11 days. Throughout December, 1.42" (36mm) of precipitation is accumulated. Throughout the year, in Dunbar, there are 152.9 rainfall days, and 16.5" (419mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Dunbar are January through April, October through December. In Dunbar, during December, snow falls for 7.5 days and regularly aggregates up to 1.89" (48mm) of snow. In Dunbar, during the entire year, snow falls for 37.1 days and aggregates up to 8.27" (210mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of December in Dunbar, sunrise is at 7:25 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 5:16 pm EST.

Sunshine

In December, the average sunshine is 4.2h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The daily high UV index of 2 during December translates into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.

Frequently asked questions

Is December cold in Dunbar?

In Dunbar, in December, the average high-temperature is 43.9°F (6.6°C), and the average low-temperature is 32.5°F (0.3°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is estimated at 95°F (35°C).

What is the average humidity in December in Dunbar?

The average relative humidity in December in Dunbar, West Virginia, is 81%.

How much does it rain in Dunbar in December?

In Dunbar, West Virginia, during December, the rain falls for 11 days and regularly aggregates up to 1.42" (36mm) of precipitation.

How much does it snow in Dunbar in December?

In Dunbar, in December, snow falls for 7.5 days, with typically accumulated 1.89" (48mm) of snow.

What is the month with the shortest days in Dunbar?

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

How many hours of daylight does Dunbar have in December?

The average day length in December in Dunbar is 9h and 33min.

What time are sunrise and sunset in December in Dunbar?

On the first day of December in Dunbar, West Virginia, sunrise is at 7:25 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 5:16 pm EST.

How many hours of sunshine does Dunbar have in December?

In Dunbar, the average sunshine duration in December is 4.2h.

What is the month with the lowest UV index in Dunbar?

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

What is the UV index reading in December in Dunbar?

In Dunbar, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Dunbar, WV

Average temperature in December - Dunbar, WV
  • Average high temperature in December: 43.9°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in December: 32.5°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

Average pressure in December
Dunbar, WV

Average pressure in December - Dunbar, 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
Dunbar, WV

Average wind speed in December - Dunbar, WV
  • Average wind speed in December: 6.1mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in December
Dunbar, WV

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

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (75%).

Average rainfall in December
Dunbar, WV

Average rainfall in December - Dunbar, WV
  • Average rainfall in December: 1.42"

The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is September (0.83").

Average rainfall days in December
Dunbar, WV

Average rainfall days in December - Dunbar, WV
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in December
Dunbar, WV

Average snowfall in December - Dunbar, WV
  • Average snowfall in December: 1.89"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Dunbar, WV

Average snowfall days in December - Dunbar, WV
  • Average snowfall days in December: 7.5 days

The month with the highest number of snowfall days is January (11.2 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
Dunbar, WV

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in December
Dunbar, WV

Average sunshine days in December - Dunbar, WV
  • Average sunshine days in December: 14.3 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (10.7 days).

Average UV index in December
Dunbar, WV

Average UV index in December - Dunbar, 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 and December (UV index 2).

Average cloud cover in December
Dunbar, WV

Average cloud cover in December - Dunbar, WV
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December
Dunbar, WV

Average visibility in December - Dunbar, 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).

Dunbar, West Virginia, USA

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