December weather forecast
Wellsburg, KY

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Weather in December

December, the first month of the winter in Wellsburg, is still a cold month, with an average temperature fluctuating between 31.1°F (-0.5°C) and 41.9°F (5.5°C).

Temperature

The start of December comes with a reduction in the average high-temperature, receding from a fresh 51.3°F (10.7°C) in November to an icy 41.9°F (5.5°C). Throughout December, the temperature falls to an average low of 31.1°F (-0.5°C).

Humidity

The average relative humidity in December is 81%.

Rainfall

In Wellsburg, during December, the rain falls for 11.5 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Wellsburg, during the entire year, the rain falls for 152.6 days and collects up to 25.67" (652mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In December, it is snowing for 6.9 days. Throughout December, 2.05" (52mm) of snow is accumulated. Throughout the year, there are 30.6 snowfall days, and 9.84" (250mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:36 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 5:24 pm EST.

Sunshine

The average sunshine in December is 4.1h.

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 estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In December, a regular UV index of 2 translates into these guidelines:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold during December?

In December, in Wellsburg, the average high-temperature is 41.9°F (5.5°C), and the average low-temperature is 31.1°F (-0.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 89.6°F (32°C).

What is the average humidity in December?

In December, the average relative humidity in Wellsburg is 81%.

How many days does it rain in December?

In Wellsburg, in December, it is raining for 11.5 days, with typically 2.28" (58mm) of accumulated precipitation.

How much does it snow in December?

In Wellsburg, in December, during 6.9 snowfall days, 2.05" (52mm) of snow is typically accumulated.

What is the month with the shortest days in Wellsburg?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

How many hours of daylight does Wellsburg have in December?

The average day length in December is 9h and 31min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:36 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 5:24 pm EST.

How many hours of sunshine does Wellsburg have in December?

The average sunshine duration in December is 4.1h.

What is the month with the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Wellsburg, KY

Average temperature in December - Wellsburg, KY
  • Average high temperature in December: 41.9°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).

Average pressure in December
Wellsburg, KY

Average pressure in December - Wellsburg, KY
  • Average pressure in December: 30.13"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Wellsburg, KY

Average wind speed in December - Wellsburg, KY
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in December
Wellsburg, KY

Average humidity in December - Wellsburg, KY
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are August, September, October and November (76%).

Average rainfall in December
Wellsburg, KY

Average rainfall in December - Wellsburg, KY
  • Average rainfall in December: 2.28"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is September (1.42").

Average rainfall days in December
Wellsburg, KY

Average rainfall days in December - Wellsburg, KY
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is May (17.2 days).
The months with the least rainy days are January and November (9 days).

Average snowfall in December
Wellsburg, KY

Average snowfall in December - Wellsburg, KY
  • Average snowfall in December: 2.05"

The month with the highest snowfall is March (2.4").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Wellsburg, KY

Average snowfall days in December - Wellsburg, KY
  • Average snowfall days in December: 6.9 days

The month with the highest number of snowfall days is January (8.7 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
Wellsburg, KY

Average daylight in December / Average sunshine in December - Wellsburg, KY
  • 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 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in December
Wellsburg, KY

Average sunshine days in December - Wellsburg, KY
  • Average sunshine days in December: 13.5 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in December
Wellsburg, KY

Average UV index in December - Wellsburg, KY
  • 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
Wellsburg, KY

Average cloud cover in December - Wellsburg, KY
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in December
Wellsburg, KY

Average visibility in December - Wellsburg, KY
  • Average visibility in December: 6mi

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

Wellsburg, Kentucky, USA

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