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
Onset of December comes with a temperature decline, the average high falling from a cool 51.4°F (10.8°C) in November to an icy 42.3°F (5.7°C). Nighttime temperatures in December average to a freezing cold 30.7°F (-0.7°C).Humidity
In December, the average relative humidity is 82%.Rainfall
In Smithville, in December, during 12.8 rainfall days, 3.43" (87mm) of precipitation is typically accumulated. 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, during December, snow falls for 11.1 days and regularly aggregates up to 4.02" (102mm) of snow. Throughout the year, in Smithville, there are 51.4 snowfall days, and 21.81" (554mm) of snow is accumulated.Daylight
December has the shortest days of the year in Smithville, with an average of 9h and 30min of daylight.On the first day of December in Smithville, 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.
Sunshine
In December, the average sunshine in Smithville, West Virginia, is 3.8h.UV index
The months with the lowest UV index in Smithville are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
Is it cold in Smithville during December?
What is the average humidity in December in Smithville?
How many days does it rain in December in Smithville?
How many days does it snow in December in Smithville?
What is the month with the shortest days in Smithville?
How many hours of daylight does Smithville have in December?
What time are sunrise and sunset in December in Smithville?
How long on average sun shines in December in Smithville?
What is the month with the lowest UV index in Smithville?
What is the UV index reading in December in Smithville?
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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 5mi
The month with the highest visibility is November (6mi).
The month with the lowest visibility is January (4mi).
Smithville, West Virginia, USA
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