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
December brings a decrease in the average high-temperature, falling from November's cool 50°F (10°C) to a wintry 40.6°F (4.8°C). The Flatts witnesses an average low-temperature of 29.3°F (-1.5°C) throughout the month of December.Humidity
In The Flatts, the average relative humidity in December is 83%.Rainfall
In The Flatts, West Virginia, during December, the rain falls for 13 days and regularly aggregates up to 3.19" (81mm) of precipitation. In The Flatts, during the entire year, the rain falls for 187.8 days and collects up to 36.46" (926mm) of precipitation.Snowfall
Months with snowfall in The Flatts, West Virginia, are January through May, October through December. In December, it is snowing for 13.1 days. Throughout December, 6.14" (156mm) of snow is accumulated. In The Flatts, West Virginia, during the entire year, snow falls for 63.1 days and aggregates up to 32.32" (821mm) of snow.Daylight
December has the shortest days of the year in The Flatts, with an average of 9h and 24min of daylight.On the first day of December in The Flatts, sunrise is at 7:22 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:05 pm EST.
Sunshine
The average sunshine in December in The Flatts is 3.8h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in The Flatts. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 1 during December translates into the following 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. To avoid the Sun's strongest rays, limit exposure around the mid-day period. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
Is December cold in The Flatts?
What is the average humidity in December in The Flatts?
How much does it rain in The Flatts in December?
How much does it snow in The Flatts in December?
What is the month with the shortest days in The Flatts?
What is the average length of the day in December in The Flatts?
When is the sunrise / sunset in December in The Flatts?
How long on average sun shines in December in The Flatts?
What is the month with the lowest UV index in The Flatts?
How high is the UV index in December in The Flatts?
Average temperature in December
The Flatts, WV
- Average high temperature in December: 40.6°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (34.5°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
The Flatts, WV
- Average pressure in December: 30.12"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).
Average wind speed in December
The Flatts, WV
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
The Flatts, WV
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in December
The Flatts, WV
- Average rainfall in December: 3.19"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in December
The Flatts, WV
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is January (11.1 days).
Average snowfall in December
The Flatts, WV
- Average snowfall in December: 6.14"
The month with the highest snowfall is February (7.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
The Flatts, WV
- Average snowfall days in December: 13.1 days
The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
The Flatts, WV
- Average daylight in December: 9h and 2min
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 24min).
- Average sunshine in December: 3h and 5min
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 0min).
Average sunshine days in December
The Flatts, WV
- Average sunshine days in December: 10 days
The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.7 days).
Average UV index in December
The Flatts, WV
- Average UV index in December: 1
The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
The Flatts, 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
The Flatts, 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).
The Flatts, West Virginia, USA
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