December weather forecastHeathsville, VA
December
Weather in December
December, the first month of the winter in Heathsville, is still a chilly month, with an average temperature varying between 47.3°F (8.5°C) and 38.1°F (3.4°C).Temperature
The advent of December brings a slight shift in average high-temperature, moving from a fresh 55°F (12.8°C) in November to a frosty 47.3°F (8.5°C). An average low-temperature of 38.1°F (3.4°C) is observed during December nights in Heathsville.Humidity
In Heathsville, the average relative humidity in December is 76%.Rainfall
In Heathsville, during December, the rain falls for 8.8 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, in Heathsville, there are 147.5 rainfall days, and 20.16" (512mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Heathsville, during December, snow falls for 0.8 days and regularly aggregates up to 0.24" (6mm) of snow. Throughout the year, in Heathsville, Virginia, there are 6 snowfall days, and 1.42" (36mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:03 am and sunset at 4:46 pm. On the last day of December, sunrise is at 7:21 am and sunset at 4:56 pm EST.
Sunshine
The average sunshine in December is 5.3h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
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 Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Heathsville, VA
- Average high temperature in December: 47.3°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in December: 38.1°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in December
Heathsville, 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
Heathsville, VA
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity in December
Heathsville, VA
- Average humidity in December: 76%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall in December
Heathsville, VA
- Average rainfall in December: 1.14"
The wettest month (with the highest rainfall) is July (2.95").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in December
Heathsville, VA
- Average rainfall days in December: 8.8 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.4 days).
Average snowfall in December
Heathsville, VA
- Average snowfall in December: 0.24"
The month with the highest snowfall is January (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Heathsville, VA
- Average snowfall days in December: 0.8 days
The month with the highest number of snowfall days is February (2.3 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
Heathsville, VA
- Average daylight in December: 9h and 36min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 5h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in December
Heathsville, VA
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is August (11.3 days).
Average UV index in December
Heathsville, 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
Heathsville, VA
- Average cloud cover in December: 42
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in December
Heathsville, 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).
