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
In December, the meteorological conditions change slightly, with the average high-temperature moving from a frosty 48°F (8.9°C) in November to an icy 39.4°F (4.1°C). The average temperature drops to a subzero cold 27.7°F (-2.4°C) during the night in the month of December.Humidity
In December, the average relative humidity is 85%.Rainfall
In Gladesville, in December, it is raining for 13.4 days, with typically 3.62" (92mm) of accumulated precipitation. In Gladesville, during the entire year, the rain falls for 191.6 days and collects up to 37.99" (965mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 14.6 days. Throughout December, 8.74" (222mm) of snow is accumulated. Throughout the year, there are 71.1 snowfall days, and 43.5" (1105mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:21 am and sunset at 4:56 pm. On the last day of December, sunrise is at 7:39 am and sunset at 5:06 pm EST.
Sunshine
In December, the average sunshine is 3.6h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 2 in December translates into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What is the average humidity in December?
How much 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 Gladesville have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Gladesville have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Gladesville, WV
- Average high temperature in December: 39.4°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in December: 27.7°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in December
Gladesville, 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 (29.96"Hg).
Average wind speed in December
Gladesville, WV
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Gladesville, WV
- Average humidity in December: 85%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are June, July, August and November (79%).
Average rainfall in December
Gladesville, WV
- Average rainfall in December: 3.62"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in December
Gladesville, WV
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is May (21.6 days).
The month with the least rainy days is February (10.8 days).
Average snowfall in December
Gladesville, WV
- Average snowfall in December: 8.74"
The month with the highest snowfall is February (9.37").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Gladesville, WV
- Average snowfall days in December: 14.6 days
The month with the highest number of snowfall days is January (18.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Gladesville, 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 4min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Gladesville, WV
- Average sunshine days in December: 8.4 days
The month with the most sunshine days is October (12.1 days).
The month with the least sunshine days is January (6 days).
Average UV index in December
Gladesville, WV
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Gladesville, WV
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in December
Gladesville, WV
- Average visibility in December: 4mi
The months with the highest visibility are April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are January, February, March, September and December (4mi).
Gladesville, West Virginia, USA
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