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 beginning of December brings a minor change in the average high-temperature, shifting from a moderate 56.3°F (13.5°C) in November to a frosty 49.1°F (9.5°C). December nights witness a slight temperature decrease, averaging at an icy 42.1°F (5.6°C).Humidity
The average relative humidity in December is 76%.Rainfall
In Willis Wharf, Virginia, during December, the rain falls for 12.3 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Willis Wharf, during the entire year, the rain falls for 161.5 days and collects up to 26.06" (662mm) of precipitation.Snowfall
January through March and December are months with snowfall in Willis Wharf. December is the first month it typically snows in Willis Wharf. Throughout December, in the average 1.3 snowfall days, it receives 0.12" (3mm) of snow. In Willis Wharf, during the entire year, snow falls for 5.6 days and aggregates up to 0.87" (22mm) of snow.Daylight
The month with the shortest days in Willis Wharf is December, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 6:59 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:55 pm EST.
Sunshine
The average sunshine in December is 5.4h.UV index
In December, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high UV index of 3 in December translates into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. 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
What is the usual temperature for Willis Wharf in December?
What is the average humidity in December in Willis Wharf?
How much does it rain in Willis Wharf in December?
When does it start to snow in Willis Wharf?
What is the month with the shortest days in Willis Wharf?
How many hours of daylight does Willis Wharf have in December?
What time are sunrise and sunset in December in Willis Wharf?
How many hours of sunshine does Willis Wharf have in December?
What is the UV index reading in December in Willis Wharf?
Average temperature in December
Willis Wharf, VA
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (43.5°F).
- Average low temperature in December: 42.1°F
The month with the highest average low temperature is July (75.9°F).
The coldest month (with the lowest average low temperature) is January (35.6°F).
Average pressure in December
Willis Wharf, VA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Willis Wharf, VA
- Average wind speed in December: 12.6mph
The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is August (9.5mph).
Average humidity in December
Willis Wharf, VA
- Average humidity in December: 76%
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall in December
Willis Wharf, VA
- Average rainfall in December: 1.81"
The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is November (1.54").
Average rainfall days in December
Willis Wharf, VA
- Average rainfall days in December: 12.3 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in December
Willis Wharf, VA
- Average snowfall in December: 0.12"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Willis Wharf, VA
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Willis Wharf, 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: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in December
Willis Wharf, VA
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in December
Willis Wharf, VA
- Average UV index in December: 3
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Willis Wharf, VA
- Average cloud cover in December: 41
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in December
Willis Wharf, VA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Willis Wharf, Virginia, USA
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