Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The onset of December introduces a moderate change in Sandyville's weather, with average high-temperatures falling from November's fresh 52.3°F (11.3°C) to a chilly 43.2°F (6.2°C). Sandyville records an average low of 31.1°F (-0.5°C) throughout the nights in December.Humidity
In Sandyville, the average relative humidity in December is 81%.Rainfall
In Sandyville, in December, during 13.2 rainfall days, 3.5" (89mm) of precipitation is typically accumulated. Throughout the year, there are 178.2 rainfall days, and 35.35" (898mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Sandyville, West Virginia, in December, snow falls for 8.3 days, with typically accumulated 2.83" (72mm) of snow. Throughout the year, there are 40.4 snowfall days, and 15.91" (404mm) of snow is accumulated.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year in Sandyville, West Virginia.On the first day of the month, sunrise is at 7:26 am and sunset at 5:04 pm. On the last day of December, sunrise is at 7:45 am and sunset at 5:14 pm EST.
Sunshine
In Sandyville, West Virginia, the average sunshine in December is 4h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 in December translates into these instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Sandyville?
What is the average humidity in December in Sandyville?
How much does it rain in Sandyville in December?
How many days does it snow in December in Sandyville?
What is the month with the shortest days in Sandyville?
What is the average length of the day in December in Sandyville?
What time are sunrise and sunset in December in Sandyville?
How many hours of sunshine does Sandyville have in December?
What are the months with the lowest UV index in Sandyville?
How high is the UV index in December in Sandyville?
Average temperature in December
Sandyville, WV
- Average high temperature in December: 43.2°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.6°F).
- Average low temperature in December: 31.1°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in December
Sandyville, WV
- Average pressure in December: 30.14"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
Sandyville, WV
- Average wind speed in December: 6.3mph
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 (4.3mph).
Average humidity in December
Sandyville, WV
- Average humidity in December: 81%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Sandyville, WV
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Sandyville, WV
- Average rainfall days in December: 13.2 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (10.8 days).
Average snowfall in December
Sandyville, WV
- Average snowfall in December: 2.83"
The month with the highest snowfall is February (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Sandyville, WV
- Average snowfall days in December: 8.3 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sandyville, 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: 4h and 0min
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 30min).
Average sunshine days in December
Sandyville, WV
- Average sunshine days in December: 11.9 days
The month with the most sunshine days is November (17.5 days).
The months with the least sunshine days are February and May (9.5 days).
Average UV index in December
Sandyville, 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
Sandyville, WV
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Sandyville, 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).
Sandyville, West Virginia, USA
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