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
With the arrival of December, Nellysford notices a mild change in the average high-temperature, sliding from November's cool 53.4°F (11.9°C) to a frosty 45.5°F (7.5°C). Nellysford's average low-temperature in the month of December is recorded at a freezing cold 31.6°F (-0.2°C).Humidity
May, September, October and December, with an average relative humidity of 77%, are the most humid months.Rainfall
In Nellysford, Virginia, during December, the rain falls for 10.3 days and regularly aggregates up to 2.95" (75mm) of precipitation. In Nellysford, during the entire year, the rain falls for 158.7 days and collects up to 31.3" (795mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In December, in Nellysford, it is snowing for 2.5 days. Throughout December, 2.17" (55mm) of snow is accumulated. In Nellysford, during the entire year, snow falls for 17.2 days and aggregates up to 13.98" (355mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of December in Nellysford, sunrise is at 7:12 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:06 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5.3h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 2 during December leads to these instructions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. 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 Nellysford?
What are the most humid months in Nellysford?
What is the average humidity in December in Nellysford?
How many days does it rain in December in Nellysford?
How many days does it snow in December in Nellysford?
What is the month with the shortest days in Nellysford?
How many hours of daylight does Nellysford have in December?
What time are sunrise and sunset in December in Nellysford?
What is the month with the least sunshine in Nellysford?
How long on average sun shines in December in Nellysford?
When is the lowest UV index in Nellysford?
How high is the UV index in December in Nellysford?
Average temperature in December
Nellysford, VA
- Average high temperature in December: 45.5°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 (40.8°F).
- Average low temperature in December: 31.6°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in December
Nellysford, 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
Nellysford, VA
- Average wind speed in December: 5.4mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Nellysford, VA
- Average humidity in December: 77%
The months with the highest relative humidity are May, September, October and December (77%).
The month with the lowest relative humidity is July (72%).
Average rainfall in December
Nellysford, VA
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in December
Nellysford, VA
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in December
Nellysford, VA
- Average snowfall in December: 2.17"
The month with the highest snowfall is February (3.9").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Nellysford, VA
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is February (5.5 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
Nellysford, 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 18min).
Average sunshine days in December
Nellysford, VA
- Average sunshine days in December: 18.2 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in December
Nellysford, 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, February, November and December (UV index 2).
Average cloud cover in December
Nellysford, VA
- Average cloud cover in December: 43
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in December
Nellysford, 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).
Nellysford, Virginia, USA
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