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 shift from November to December includes a small decrease in the average high-temperature, from a refreshing 56.3°F (13.5°C) to a chilly 48.7°F (9.3°C). An average temperature of 34.5°F (1.4°C) is recorded in Dillwyn, Virginia, during the nights in December.Humidity
With an average relative humidity of 78%, December is the most humid month in Dillwyn.Rainfall
In Dillwyn, Virginia, during December, the rain falls for 10.3 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, in Dillwyn, Virginia, there are 159.5 rainfall days, and 31.1" (790mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Dillwyn. In Dillwyn, during December, snow falls for 1.5 days and regularly aggregates up to 1.89" (48mm) of snow. Throughout the year, there are 11.7 snowfall days, and 9.41" (239mm) of snow is accumulated.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 7:10 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:05 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5.4h of sunshine.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Dillwyn. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 2 during December leads to these advisories:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Dillwyn?
What is the most humid month in Dillwyn?
What is the average humidity in December in Dillwyn?
How many days does it rain in December in Dillwyn?
How many days does it snow in December in Dillwyn?
What is the month with the shortest days in Dillwyn?
What is the average length of the day in December in Dillwyn?
What time are sunrise and sunset in December in Dillwyn?
What is the month with the least sunshine in Dillwyn?
How long on average sun shines in December in Dillwyn?
What are the months with the lowest UV index in Dillwyn?
What is the UV index intensity in December in Dillwyn?
Average temperature in December
Dillwyn, VA
- Average high temperature in December: 48.7°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in December: 34.5°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in December
Dillwyn, VA
- Average pressure in December: 30.13"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
Dillwyn, VA
- Average wind speed in December: 5.7mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Dillwyn, VA
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (69%).
Average rainfall in December
Dillwyn, VA
- Average rainfall in December: 2.68"
The wettest months (with the highest rainfall) are February and May (2.95").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in December
Dillwyn, VA
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in December
Dillwyn, VA
- Average snowfall in December: 1.89"
The month with the highest snowfall is March (2.44").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Dillwyn, VA
- Average snowfall days in December: 1.5 days
The months with the highest number of snowfall days are January and February (3.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Dillwyn, VA
- 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: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Dillwyn, VA
- Average sunshine days in December: 18.7 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in December
Dillwyn, VA
- 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 and December (UV index 2).
Average cloud cover in December
Dillwyn, VA
- Average cloud cover in December: 42
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Dillwyn, VA
- Average visibility in December: 5mi
The months with the highest visibility are February, March, April, June, July, August, October and November (6mi).
The months with the lowest visibility are January, May, September and December (5mi).
Dillwyn, Virginia, USA
Weather forecast for your location
2. Allow the app to use your location