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 brings a minor shift in the average high-temperature, adjusting from a cool 52.2°F (11.2°C) in November to a chilly 44.6°F (7°C). During the nights in December, the temperature averages to a subzero cold 30.4°F (-0.9°C).Humidity
February and December, with an average relative humidity of 80%, are the most humid months.Rainfall
In Parrott, in December, during 12.7 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. Throughout the year, there are 183.5 rainfall days, and 30.43" (773mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Parrott, in December, during 5.6 snowfall days, 3.78" (96mm) of snow is typically accumulated. Throughout the year, there are 34 snowfall days, and 17.52" (445mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:18 am and sunset at 5:05 pm. On the last day of December, sunrise is at 7:36 am and sunset at 5:15 pm EST.
Sunshine
The average sunshine in December in Parrott is 5h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What are the most humid months?
What is the average humidity in December?
How much 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?
How many hours of sunshine does Parrott have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Parrott, VA
- Average high temperature in December: 44.6°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in December: 30.4°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in December
Parrott, VA
- 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 (29.99"Hg).
Average wind speed in December
Parrott, VA
- Average wind speed in December: 7mph
The windiest months (with the highest average wind speed) are January and February (8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Parrott, VA
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are June and July (76%).
Average rainfall in December
Parrott, VA
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in December
Parrott, VA
- Average rainfall days in December: 12.7 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is November (10.3 days).
Average snowfall in December
Parrott, VA
- Average snowfall in December: 3.78"
The month with the highest snowfall is February (4.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Parrott, VA
- Average snowfall days in December: 5.6 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Parrott, 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 42min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Parrott, VA
- Average sunshine days in December: 15.4 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (8.3 days).
Average UV index in December
Parrott, VA
- Average UV index in December: 2
The months with the highest UV index are 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
Parrott, VA
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are June and July (Cloud cover 37).
Average visibility in December
Parrott, VA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).
Parrott, Virginia, USA
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