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 cool 55.2°F (12.9°C) to a frosty 47.3°F (8.5°C). Throughout December, Forest anticipates an average low-temperature of 33.3°F (0.7°C).Humidity
December is the most humid month, with an average relative humidity of 77%.Rainfall
In Forest, during December, the rain falls for 8.5 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, in Forest, there are 143 rainfall days, and 23.03" (585mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Forest, in December, snow falls for 1.5 days, with typically accumulated 1.26" (32mm) of snow. In Forest, during the entire year, snow falls for 11.9 days and aggregates up to 7.56" (192mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of December in Forest, sunrise is at 7:13 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:09 pm EST.
Sunshine
January and December, with an average of 5.5h of sunshine, are months with the least sunshine in Forest.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What are the temperatures in Forest in December?
What is the most humid month in Forest?
What is the average humidity in December in Forest?
How much does it rain in Forest in December?
How many days does it snow in December in Forest?
What is the month with the shortest days in Forest?
How many hours of daylight does Forest have in December?
When are sunrise and sunset in December in Forest?
What is the month with the least sunshine in Forest?
How many hours of sunshine does Forest have in December?
What is the month with the lowest UV index in Forest?
What is the UV index intensity in December in Forest?
Average temperature in December
Forest, VA
- Average high temperature in December: 47.3°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (42.8°F).
- Average low temperature in December: 33.3°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 (27.9°F).
Average pressure in December
Forest, VA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Forest, VA
- Average wind speed in December: 5.6mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in December
Forest, 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 (70%).
Average rainfall in December
Forest, VA
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is May (2.6").
The driest months (with the least rainfall) are July and September (1.54").
Average rainfall days in December
Forest, VA
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (7.6 days).
Average snowfall in December
Forest, VA
- Average snowfall in December: 1.26"
The month with the highest snowfall is January (2.09").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Forest, VA
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (3.8 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
Forest, VA
- Average daylight in December: 9h and 4min
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 3min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in December
Forest, VA
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in December
Forest, 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, November and December (UV index 2).
Average cloud cover in December
Forest, VA
- Average cloud cover in December: 41
The month with the most cloud cover is March (Cloud cover 43).
The months with the least cloud cover are June and July (Cloud cover 29).
Average visibility in December
Forest, 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).
Forest, Virginia, USA
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