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 average high-temperature shows a slight dip in December, from November's moderate 57.7°F (14.3°C) to a cool 50.5°F (10.3°C). Powellton records an average low of 36.5°F (2.5°C) throughout the nights in December.Humidity
The months with the highest humidity are May and December, with an average relative humidity of 78%.Rainfall
In December, in Powellton, the rain falls for 10.5 days. Throughout December, 1.69" (43mm) of precipitation is accumulated. In Powellton, during the entire year, the rain falls for 146.6 days and collects up to 20.91" (531mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Powellton, during December, snow falls for 0.7 days and regularly aggregates up to 0.43" (11mm) of snow. Throughout the year, in Powellton, there are 6.5 snowfall days, and 3.31" (84mm) 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 December in Powellton, Virginia, sunrise is at 7:05 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:05 pm EST.
Sunshine
With an average of 5.5h of sunshine, December has the least sunshine of the year.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Powellton, Virginia. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A maximum UV index of 2 in December translates into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Powellton in December?
What is the most humid month in Powellton?
What is the average humidity in December in Powellton?
How many days does it rain in December in Powellton?
How many days does it snow in December in Powellton?
What is the month with the shortest days in Powellton?
What is the average length of the day in December in Powellton?
When are sunrise and sunset in December in Powellton?
What is the month with the least sunshine in Powellton?
How long on average sun shines in December in Powellton?
What is the month with the lowest UV index in Powellton?
How high is the UV index in December in Powellton?
Average temperature in December
Powellton, VA
- Average high temperature in December: 50.5°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (46°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in December
Powellton, VA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Powellton, VA
- Average wind speed in December: 6.7mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Powellton, VA
- Average humidity in December: 78%
The months with the highest relative humidity are May and December (78%).
The month with the lowest relative humidity is July (72%).
Average rainfall in December
Powellton, VA
- Average rainfall in December: 1.69"
The wettest months (with the highest rainfall) are May and August (2.05").
The driest month (with the least rainfall) is October (1.1").
Average rainfall days in December
Powellton, VA
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is October (8.3 days).
Average snowfall in December
Powellton, VA
- Average snowfall in December: 0.43"
The month with the highest snowfall is January (1.18").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Powellton, VA
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Powellton, VA
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in December
Powellton, VA
- Average sunshine days in December: 19.1 days
The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is July (11.5 days).
Average UV index in December
Powellton, 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
Powellton, VA
- Average cloud cover in December: 41
The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are June and July (Cloud cover 31).
Average visibility in December
Powellton, 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).
Powellton, Virginia, USA
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