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
A subtle shift in Pettys Corner's weather is observed as November turns into December, with the average high temperature reducing from a moderate 57.4°F (14.1°C) to a fresh 50°F (10°C). During December, Pettys Corner's temperature falls to a steady low-temperature average of 35.2°F (1.8°C).Humidity
The most humid month in Pettys Corner, Virginia, is December, with an average relative humidity of 78%.Rainfall
In Pettys Corner, Virginia, during December, the rain falls for 11.4 days and regularly aggregates up to 2.83" (72mm) of precipitation. Throughout the year, there are 160.4 rainfall days, and 30.91" (785mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Pettys Corner. In Pettys Corner, in December, during 1.4 snowfall days, 1.81" (46mm) of snow is typically accumulated. In Pettys Corner, during the entire year, snow falls for 9.4 days and aggregates up to 8.23" (209mm) of snow.Daylight
The month with the shortest days in Pettys Corner, Virginia, is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:07 am and sunset at 4:57 pm. On the last day of December, sunrise is at 7:25 am and sunset at 5:07 pm EST.
Sunshine
The month with the least sunshine in Pettys Corner is December, with an average of 5.4h of sunshine.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Pettys Corner. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
What are the temperatures in Pettys Corner in December?
What is the most humid month in Pettys Corner?
What is the average humidity in December in Pettys Corner?
How many days does it rain in December in Pettys Corner?
How much does it snow in Pettys Corner in December?
What is the month with the shortest days in Pettys Corner?
How many hours of daylight does Pettys Corner have in December?
When is the sunrise / sunset in December in Pettys Corner?
What is the month with the least sunshine in Pettys Corner?
How long on average sun shines in December in Pettys Corner?
What are the months with the lowest UV index in Pettys Corner?
What is the UV index reading in December in Pettys Corner?
Average temperature in December
Pettys Corner, VA
- Average high temperature in December: 50°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).
Average pressure in December
Pettys Corner, 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
Pettys Corner, VA
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Pettys Corner, 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 (71%).
Average rainfall in December
Pettys Corner, VA
- Average rainfall in December: 2.83"
The wettest months (with the highest rainfall) are May and August (2.91").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in December
Pettys Corner, VA
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in December
Pettys Corner, VA
- Average snowfall in December: 1.81"
The month with the highest snowfall is January (2.44").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Pettys Corner, VA
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is January (3.3 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
Pettys Corner, 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 2min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Pettys Corner, VA
- Average sunshine days in December: 18.2 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11 days).
Average UV index in December
Pettys Corner, 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 and December (UV index 2).
Average cloud cover in December
Pettys Corner, VA
- Average cloud cover in December: 42
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 32).
Average visibility in December
Pettys Corner, VA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Pettys Corner, Virginia, USA
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