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 results in a small decrease in the average high-temperature, moderately receding from a cool 51.8°F (11°C) in November to a chilly 43.5°F (6.4°C). During the month of December, the temperature falls to an average of 31.1°F (-0.5°C).Humidity
The average relative humidity in December is 81%.Rainfall
In Uno, in December, it is raining for 9.5 days, with typically 1.57" (40mm) of accumulated precipitation. In Uno, West Virginia, during the entire year, the rain falls for 135.9 days and collects up to 16.46" (418mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Uno, in December, during 5.4 snowfall days, 2.05" (52mm) of snow is typically accumulated. In Uno, West Virginia, during the entire year, snow falls for 30.3 days and aggregates up to 8.66" (220mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 7:23 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:18 pm EST.
Sunshine
In December, the average sunshine is 4.5h.UV index
The months with the lowest UV index in Uno are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Uno have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Uno, WV
- Average high temperature in December: 43.5°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in December: 31.1°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in December
Uno, WV
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Uno, WV
- Average wind speed in December: 6.4mph
The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in December
Uno, WV
- Average humidity in December: 81%
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April, June, July, August and November (77%).
Average rainfall in December
Uno, WV
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in December
Uno, WV
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in December
Uno, WV
- Average snowfall in December: 2.05"
The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Uno, WV
- Average snowfall days in December: 5.4 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Uno, WV
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Uno, WV
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in December
Uno, 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
Uno, WV
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Uno, 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).
Uno, West Virginia, USA
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