December weather forecast
Smithville, WV

Share

Weather in December

The first month of the winter, December, is still a cold month in Smithville, West Virginia, with an average temperature fluctuating between 30.7°F (-0.7°C) and 42.3°F (5.7°C).

Temperature

The commencement of December indicates a shift in the average high-temperature, receding from November's cool 51.4°F (10.8°C) to an icy 42.3°F (5.7°C). In the month of December, the temperature generally rests at an average low of 30.7°F (-0.7°C).

Humidity

The average relative humidity in December is 82%.

Rainfall

In Smithville, during December, the rain falls for 12.8 days and regularly aggregates up to 3.43" (87mm) of precipitation. In Smithville, during the entire year, the rain falls for 187.2 days and collects up to 37.13" (943mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Smithville, in December, during 11.1 snowfall days, 4.02" (102mm) of snow is typically accumulated. Throughout the year, there are 51.4 snowfall days, and 21.81" (554mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:25 am and sunset at 5:02 pm. On the last day of December, in Smithville, sunrise is at 7:43 am and sunset at 5:12 pm EST.

Sunshine

In Smithville, the average sunshine in December is 3.8h.

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 reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.

Frequently asked questions

How cold does it get in December?

The high-temperature during December is 42.3°F (5.7°C) and the low-temperature is 30.7°F (-0.7°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in August is computed to be 93.2°F (34°C).

What is the average humidity in December?

In Smithville, the average relative humidity in December is 82%.

How many days does it rain in December?

In Smithville, in December, during 12.8 rainfall days, 3.43" (87mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Smithville, in December, during 11.1 snowfall days, 4.02" (102mm) of snow is typically accumulated.

What is the month with the shortest days?

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

What is the average length of the day in December?

In December, the average day length is 9h and 29min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:25 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 5:12 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 3.8h.

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

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

What is the UV index reading in December in Smithville?

In Smithville, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Smithville, WV

Average temperature in December - Smithville, WV
  • Average high temperature in December: 42.3°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in December: 30.7°F

The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in December
Smithville, WV

Average pressure in December - Smithville, WV
  • Average pressure in December: 30.13"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
Smithville, WV

Average wind speed in December - Smithville, WV
  • Average wind speed in December: 6mph

The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in December
Smithville, WV

Average humidity in December - Smithville, 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, July, August and November (77%).

Average rainfall in December
Smithville, WV

Average rainfall in December - Smithville, WV
  • Average rainfall in December: 3.43"

The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in December
Smithville, WV

Average rainfall days in December - Smithville, WV
  • Average rainfall days in December: 12.8 days

The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is November (12.2 days).

Average snowfall in December
Smithville, WV

Average snowfall in December - Smithville, WV
  • Average snowfall in December: 4.02"

The month with the highest snowfall is January (5.87").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Smithville, WV

Average snowfall days in December - Smithville, WV
  • Average snowfall days in December: 11.1 days

The month with the highest number of snowfall days is January (15.4 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
Smithville, WV

Average daylight in December / Average sunshine in December - Smithville, 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 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in December
Smithville, WV

Average sunshine days in December - Smithville, WV
  • Average sunshine days in December: 10.4 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is February (8.2 days).

Average UV index in December
Smithville, WV

Average UV index in December - Smithville, WV
  • Average UV index in December: 2

The months with the highest UV index are 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
Smithville, WV

Average cloud cover in December - Smithville, WV
  • Average cloud cover in December: 62

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in December
Smithville, WV

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

The month with the highest visibility is November (6mi).
The month with the lowest visibility is January (4mi).

Smithville, West Virginia, USA

Weather forecast for your location

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