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 signals a slight drop in average high-temperature, sliding from November's fresh 53.2°F (11.8°C) to a frosty 45°F (7.2°C). Throughout December, an average nighttime temperature of 32.7°F (0.4°C) is experienced.Humidity
In December, the average relative humidity is 81%.Rainfall
In Ralumco, West Virginia, during December, the rain falls for 13.7 days and regularly aggregates up to 3.23" (82mm) of precipitation. Throughout the year, there are 181.3 rainfall days, and 34.37" (873mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Ralumco, in December, snow falls for 7.6 days, with typically accumulated 3.58" (91mm) of snow. In Ralumco, during the entire year, snow falls for 38.9 days and aggregates up to 17.48" (444mm) 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 7:25 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 5:18 pm EST.
Sunshine
The average sunshine in December is 4.3h.UV index
The months with the lowest UV index in Ralumco are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December in Ralumco?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December in Ralumco?
How many hours of sunshine does Ralumco have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Ralumco, WV
- Average high temperature in December: 45°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in December: 32.7°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in December
Ralumco, 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
Ralumco, WV
- Average wind speed in December: 6mph
The windiest months (with the highest average wind speed) are January, February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in December
Ralumco, WV
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, June, July, August and November (76%).
Average rainfall in December
Ralumco, WV
- Average rainfall in December: 3.23"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in December
Ralumco, WV
- Average rainfall days in December: 13.7 days
The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is November (10.8 days).
Average snowfall in December
Ralumco, WV
- Average snowfall in December: 3.58"
The month with the highest snowfall is January (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ralumco, WV
- Average snowfall days in December: 7.6 days
The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ralumco, WV
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Ralumco, WV
- Average sunshine days in December: 11.5 days
The months with the most sunshine days are October and November (17 days).
The month with the least sunshine days is February (8.8 days).
Average UV index in December
Ralumco, 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 and December (UV index 2).
Average cloud cover in December
Ralumco, 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 33).
Average visibility in December
Ralumco, 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).
Ralumco, West Virginia, USA
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