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
December ushers in a minute temperature change, with average high-temperatures reducing from November's refreshing 57.2°F (14°C) to a chilly 49.1°F (9.5°C). During December, Fairlawn Heights observes a consistent average nighttime temperature of 35.6°F (2°C).Humidity
With an average relative humidity of 78%, December is the most humid month.Rainfall
In Fairlawn Heights, in December, during 8.6 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. In Fairlawn Heights, during the entire year, the rain falls for 133.2 days and collects up to 18.94" (481mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Fairlawn Heights, in December, snow falls for 0.7 days, with typically accumulated 0.43" (11mm) of snow. Throughout the year, there are 6 snowfall days, and 2.4" (61mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:05 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:01 pm EST.
Sunshine
February and December, with an average of 5.2h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 2 during December leads to these advisories:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Stay sun-safe with clothing that is both closely woven and worn loosely. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the most humid month in Fairlawn Heights?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What are the months with the least sunshine?
How many hours of sunshine does Fairlawn Heights have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Fairlawn Heights, VA
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (44.8°F).
- Average low temperature in December: 35.6°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in December
Fairlawn Heights, VA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Fairlawn Heights, VA
- Average wind speed in December: 6.1mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Fairlawn Heights, 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 (69%).
Average rainfall in December
Fairlawn Heights, VA
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is September (1.1").
Average rainfall days in December
Fairlawn Heights, VA
- Average rainfall days in December: 8.6 days
The month with the highest number of rainy days is May (14.8 days).
The months with the least rainy days are October and November (8.2 days).
Average snowfall in December
Fairlawn Heights, VA
- Average snowfall in December: 0.43"
The month with the highest snowfall is March (0.67").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Fairlawn Heights, VA
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is February (2.4 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
Fairlawn Heights, 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).
Average sunshine days in December
Fairlawn Heights, VA
- Average sunshine days in December: 21.4 days
The months with the most sunshine days are October and December (21.4 days).
The month with the least sunshine days is May (14.4 days).
Average UV index in December
Fairlawn Heights, VA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Fairlawn Heights, VA
- Average cloud cover in December: 45
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Fairlawn Heights, VA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Fairlawn Heights, Virginia, USA
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