December weather forecast
Mechanicstown, WV

Share

Weather in December

The first month of the winter, December, is still a chilly month in Mechanicstown, West Virginia, with an average temperature varying between 43.3°F (6.3°C) and 30.7°F (-0.7°C).

Temperature

As December arrives, Mechanicstown's weather displays a minor decrease in high-temperatures, transitioning from November's fresh 52.2°F (11.2°C) to a chilly 43.3°F (6.3°C). Throughout December, Mechanicstown witnesses a consistent average low-temperature of 30.7°F (-0.7°C).

Humidity

May, October and December, with an average relative humidity of 78%, are the most humid months.

Rainfall

In Mechanicstown, during December, the rain falls for 10.8 days and regularly aggregates up to 2.52" (64mm) of precipitation. Throughout the year, in Mechanicstown, West Virginia, there are 162.1 rainfall days, and 30.59" (777mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. In Mechanicstown, West Virginia, in December, during 4.3 snowfall days, 2.8" (71mm) of snow is typically accumulated. In Mechanicstown, during the entire year, snow falls for 23.9 days and aggregates up to 15.55" (395mm) 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 the month, sunrise is at 7:12 am and sunset at 4:48 pm. On the last day of December, sunrise is at 7:30 am and sunset at 4:58 pm EST.

Sunshine

January, February and December, with an average of 5.1h of sunshine, are months with the least sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Mechanicstown, West Virginia. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
[Resources]

Frequently asked questions

Is December cold in Mechanicstown?

In December, the average high-temperature and low-temperature in Mechanicstown are 43.3°F (6.3°C) and 30.7°F (-0.7°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in August is appraised at 91.4°F (33°C).

What are the most humid months in Mechanicstown?

May, October and December, with an average relative humidity of 78%, are most humid months in Mechanicstown.

What is the average humidity in December in Mechanicstown?

The average relative humidity in December in Mechanicstown is 78%.

How much does it rain in Mechanicstown in December?

In Mechanicstown, in December, it is raining for 10.8 days, with typically 2.52" (64mm) of accumulated precipitation.

How many days does it snow in December in Mechanicstown?

In Mechanicstown, West Virginia, in December, snow falls for 4.3 days, with typically accumulated 2.8" (71mm) of snow.

What is the month with the shortest days in Mechanicstown?

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 Mechanicstown?

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

When are sunrise and sunset in December in Mechanicstown?

In December, on the first day of the month, sunrise is at 7:12 am and sunset at 4:48 pm. On the last day of the month, in Mechanicstown, West Virginia, sunrise is at 7:30 am and sunset at 4:58 pm EST.

What is the month with the least sunshine in Mechanicstown?

January, February and December, with an average of 5.1h of sunshine, are months with the least sunshine in Mechanicstown.

How long on average sun shines in December in Mechanicstown?

In Mechanicstown, West Virginia, the average sunshine duration in December is 5.1h.

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

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

How high is the UV index in December in Mechanicstown?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to 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
Mechanicstown, WV

Average temperature in December - Mechanicstown, WV
  • Average high temperature in December: 43.3°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in December: 30.7°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).

[Resources]

Average pressure in December
Mechanicstown, WV

Average pressure in December - Mechanicstown, WV
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

[Resources]

Average wind speed in December
Mechanicstown, WV

Average wind speed in December - Mechanicstown, WV
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is March (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

[Resources]

Average humidity in December
Mechanicstown, WV

Average humidity in December - Mechanicstown, WV
  • Average humidity in December: 78%

The months with the highest relative humidity are May, October and December (78%).
The month with the lowest relative humidity is July (73%).

[Resources]

Average rainfall in December
Mechanicstown, WV

Average rainfall in December - Mechanicstown, WV
  • Average rainfall in December: 2.52"

The wettest months (with the highest rainfall) are May, July and August (3.15").
The driest month (with the least rainfall) is September (1.89").

[Resources]

Average rainfall days in December
Mechanicstown, WV

Average rainfall days in December - Mechanicstown, WV
  • Average rainfall days in December: 10.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.2 days).

[Resources]

Average snowfall in December
Mechanicstown, WV

Average snowfall in December - Mechanicstown, WV
  • Average snowfall in December: 2.8"

The month with the highest snowfall is January (4.17").
The months with the least snowfall are June, July, August, September and October (0").

[Resources]

Average snowfall days in December
Mechanicstown, WV

Average snowfall days in December - Mechanicstown, WV
  • Average snowfall days in December: 4.3 days

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

[Resources]

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

Average daylight in December / Average sunshine in December - Mechanicstown, 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: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).

[Resources]

Average sunshine days in December
Mechanicstown, WV

Average sunshine days in December - Mechanicstown, WV
  • Average sunshine days in December: 17 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.2 days).

[Resources]

Average UV index in December
Mechanicstown, WV

Average UV index in December - Mechanicstown, 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).

[Resources]

Average cloud cover in December
Mechanicstown, WV

Average cloud cover in December - Mechanicstown, WV
  • Average cloud cover in December: 46

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

[Resources]

Average visibility in December
Mechanicstown, WV

Average visibility in December - Mechanicstown, WV
  • Average visibility in December: 6mi

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

[Resources]

Mechanicstown, West Virginia, USA

Weather forecast for your location

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