December weather forecastPalmyra, VA
December
Weather in December
Palmyra rounds off the year with December, putting forth cold temperatures ranging from 32.9°F (0.5°C) to 47.8°F (8.8°C). The merry festive month witnesses a considerable increase in snowfall at 1.5" (38mm), painting the landscape white. Shorter days, increased cloud coverage and diminishing hours of sunshine all signal the onset of winter. The chilly winds continue to dominate, making the ambiance colder, and the need for warmth imperative. As the year ends, the cold winter keeps everyone indoors, close and warm.Temperature
During the shift to December, Palmyra records a mild decrease in average high-temperature, moving from a refreshing 55.9°F (13.3°C) in November to a frosty 47.8°F (8.8°C). Palmyra reports an average low-temperature of 32.9°F (0.5°C) during the nights of December.Humidity
The most humid month in Palmyra is December, with an average relative humidity of 77%.Rainfall
In Palmyra, in December, during 9.4 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. Throughout the year, there are 142.4 rainfall days, and 25.51" (648mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Palmyra, in December, during 1.5 snowfall days, 1.5" (38mm) of snow is typically accumulated. Throughout the year, there are 11.9 snowfall days, and 8.74" (222mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:10 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:28 am and sunset at 5:04 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 5.4h of sunshine.UV index
January, 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 exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Opt for tightly woven and loose clothing to enhance protection from the Sun. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Palmyra, VA
- Average high temperature in December: 47.8°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 (43°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in December
Palmyra, 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
Palmyra, VA
- Average wind speed in December: 5.2mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Palmyra, VA
- Average humidity in December: 77%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (69%).
Average rainfall in December
Palmyra, VA
- Average rainfall in December: 2.32"
The wettest month (with the highest rainfall) is April (2.76").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in December
Palmyra, VA
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in December
Palmyra, VA
- Average snowfall in December: 1.5"
The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Palmyra, VA
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is January (3.8 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
Palmyra, VA
- Average daylight in December: 9h and 36min
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 24min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Palmyra, VA
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is May (13.1 days).
Average UV index in December
Palmyra, 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, November and December (UV index 2).
Average cloud cover in December
Palmyra, VA
- Average cloud cover in December: 41
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
Palmyra, VA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October and November (6mi).
The months with the lowest visibility are May, September and December (5mi).
