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
With December's onset, the weather reveals a slight temperature decrease, transitioning from a fresh 50.7°F (10.4°C) in November to a wintry 42.1°F (5.6°C). Smithburg experiences an average low-temperature reading of 30.6°F (-0.8°C) throughout December.Humidity
The average relative humidity in December is 82%.Rainfall
In Smithburg, West Virginia, in December, during 12.7 rainfall days, 3.39" (86mm) of precipitation is typically accumulated. In Smithburg, West Virginia, during the entire year, the rain falls for 186.8 days and collects up to 38.7" (983mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Smithburg, in December, during 12.3 snowfall days, 5.43" (138mm) of snow is typically accumulated. In Smithburg, West Virginia, during the entire year, snow falls for 58.9 days and aggregates up to 29.41" (747mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:24 am and sunset at 5:00 pm. On the last day of December, sunrise is at 7:42 am and sunset at 5:09 pm EST.
Sunshine
In Smithburg, the average sunshine in December is 3.7h.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 value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 2 suggests this advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
Is December cold in Smithburg?
What is the average humidity in December in Smithburg?
How many days does it rain in December in Smithburg?
How many days does it snow in December in Smithburg?
What is the month with the shortest days in Smithburg?
What is the average length of the day in December in Smithburg?
When are sunrise and sunset in December in Smithburg?
How many hours of sunshine does Smithburg have in December?
What is the month with the lowest UV index in Smithburg?
How high is the UV index in December in Smithburg?
Average temperature in December
Smithburg, WV
- Average high temperature in December: 42.1°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in December: 30.6°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in December
Smithburg, WV
- Average pressure in December: 30.12"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
Smithburg, WV
- Average wind speed in December: 6.2mph
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 (4mph).
Average humidity in December
Smithburg, 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, August and November (77%).
Average rainfall in December
Smithburg, WV
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in December
Smithburg, WV
- Average rainfall days in December: 12.7 days
The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is November (11.4 days).
Average snowfall in December
Smithburg, WV
- Average snowfall in December: 5.43"
The month with the highest snowfall is January (7.44").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Smithburg, WV
- Average snowfall days in December: 12.3 days
The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Smithburg, 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 4min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Smithburg, WV
- Average sunshine days in December: 9.7 days
The month with the most sunshine days is November (14.9 days).
The month with the least sunshine days is January (7.4 days).
Average UV index in December
Smithburg, 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).
Average cloud cover in December
Smithburg, WV
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Smithburg, WV
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Smithburg, West Virginia, USA
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