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 transition to December results in a modest reduction in average high-temperature, moving from a cool 52.5°F (11.4°C) in November to a chilly 44.1°F (6.7°C). An average low-temperature of 30°F (-1.1°C) marks the month of December in Weyers Cave.Humidity
In December, the average relative humidity is 77%.Rainfall
In Weyers Cave, during December, the rain falls for 9.6 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Weyers Cave, during the entire year, the rain falls for 164.3 days and collects up to 30.08" (764mm) of precipitation.Snowfall
Months with snowfall in Weyers Cave are January through May, October through December. In Weyers Cave, Virginia, during December, snow falls for 3.3 days and regularly aggregates up to 2.44" (62mm) of snow. In Weyers Cave, during the entire year, snow falls for 21.7 days and aggregates up to 16.69" (424mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of December in Weyers Cave, sunrise is at 7:14 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:05 pm EST.
Sunshine
December has the least sunshine of the year in Weyers Cave, with an average of 5.3h of sunshine.UV index
The months with the lowest UV index in Weyers Cave are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: In December, the maximum UV index of 2 suggests this advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
How cold is December in Weyers Cave?
What is the average humidity in December in Weyers Cave?
How much does it rain in Weyers Cave in December?
How much does it snow in Weyers Cave in December?
What is the month with the shortest days in Weyers Cave?
What is the average length of the day in December in Weyers Cave?
When is the sunrise / sunset in December in Weyers Cave?
What is the month with the least sunshine in Weyers Cave?
How long on average sun shines in December in Weyers Cave?
What are the months with the lowest UV index in Weyers Cave?
How high is the UV index in December in Weyers Cave?
Average temperature in December
Weyers Cave, VA
- Average high temperature in December: 44.1°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in December: 30°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in December
Weyers Cave, VA
- Average pressure in December: 30.12"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
Weyers Cave, VA
- Average wind speed in December: 5.5mph
The windiest months (with the highest average wind speed) are February and April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Weyers Cave, VA
- Average humidity in December: 77%
The months with the highest relative humidity are May, September and October (78%).
The months with the lowest relative humidity are January, June and July (74%).
Average rainfall in December
Weyers Cave, VA
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is January (1.89").
Average rainfall days in December
Weyers Cave, VA
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in December
Weyers Cave, VA
- Average snowfall in December: 2.44"
The month with the highest snowfall is March (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Weyers Cave, VA
- Average snowfall days in December: 3.3 days
The month with the highest number of snowfall days is February (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Weyers Cave, VA
- 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: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
Weyers Cave, VA
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in December
Weyers Cave, VA
- Average UV index in December: 2
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Weyers Cave, VA
- Average cloud cover in December: 43
The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are June and July (Cloud cover 31).
Average visibility in December
Weyers Cave, VA
- Average visibility in December: 5mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
Weyers Cave, Virginia, USA
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