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 shift from November to December includes a minor decrease in the average high-temperature, lightly dropping from a fresh 55°F (12.8°C) to a chilly 46.6°F (8.1°C). Throughout the month of December, the nighttime temperature dips to an average of 32.5°F (0.3°C).Humidity
February and December, with an average relative humidity of 79%, are the most humid months.Rainfall
In Fort Blackmore, in December, during 14.2 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. In Fort Blackmore, during the entire year, the rain falls for 186.6 days and collects up to 33.15" (842mm) of precipitation.Snowfall
Months with snowfall in Fort Blackmore are January through April, October through December. December is the month with the most snowfall. Snow falls for 6.6 days and accumulates 3.5" (89mm) of snow.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year in Fort Blackmore.On the first day of the month, sunrise is at 7:24 am and sunset at 5:14 pm. On the last day of December, sunrise is at 7:42 am and sunset at 5:24 pm EST.
Sunshine
In December, the average sunshine is 5.2h.UV index
January, February 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 unprotected exposure to Sun's UV rays for the average person.Note: In December, a regular UV index of 2 translates into these guidelines:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Stay sun-safe with clothing that is both closely woven and worn loosely. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
When does it snow the most?
How many days does it snow in December?
What is the month with the shortest days in Fort Blackmore?
What is the average length of the day in December in Fort Blackmore?
When is the sunrise / sunset in December?
How many hours of sunshine does Fort Blackmore have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Fort Blackmore, VA
- Average high temperature in December: 46.6°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (42.1°F).
- Average low temperature in December: 32.5°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).
Average pressure in December
Fort Blackmore, 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
Fort Blackmore, VA
- Average wind speed in December: 5.6mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in December
Fort Blackmore, VA
- Average humidity in December: 79%
The months with the highest relative humidity are February and December (79%).
The months with the lowest relative humidity are June, July, August, September and November (75%).
Average rainfall in December
Fort Blackmore, VA
- Average rainfall in December: 3.03"
The wettest month (with the highest rainfall) is February (3.82").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in December
Fort Blackmore, VA
- Average rainfall days in December: 14.2 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (11.6 days).
Average snowfall in December
Fort Blackmore, VA
- Average snowfall in December: 3.5"
The month with the highest snowfall is December (3.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Fort Blackmore, VA
- Average snowfall days in December: 6.6 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Fort Blackmore, 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 1min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in December
Fort Blackmore, VA
- Average sunshine days in December: 12.8 days
The months with the most sunshine days are October and November (16.3 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in December
Fort Blackmore, 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
Fort Blackmore, VA
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Fort Blackmore, VA
- Average visibility in December: 5mi
The months with the highest visibility are April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May and December (5mi).
Fort Blackmore, Virginia, USA
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