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 signifies a minor drop in average high-temperature, transitioning from a moderate 57.6°F (14.2°C) in November to a cool 50.2°F (10.1°C). Rowanta, in December, experiences an average temperature of 35.4°F (1.9°C) at night.Humidity
With an average relative humidity of 78%, December is the most humid month.Rainfall
In December, in Rowanta, the rain falls for 9.9 days. Throughout December, 1.54" (39mm) of precipitation is accumulated. Throughout the year, in Rowanta, there are 138.7 rainfall days, and 19.72" (501mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Rowanta, in December, during 1.1 snowfall days, 0.59" (15mm) of snow is typically accumulated. In Rowanta, during the entire year, snow falls for 7.7 days and aggregates up to 3.98" (101mm) of snow.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year in Rowanta.On the first day of the month, sunrise is at 7:05 am and sunset at 4:53 pm. On the last day of December, sunrise is at 7:23 am and sunset at 5:03 pm EST.
Sunshine
The months with the least sunshine in Rowanta are February and December, with an average of 5.4h of sunshine.UV index
The months with the lowest UV index in Rowanta, Virginia, are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Rowanta in December?
What is the most humid month in Rowanta?
What is the average humidity in December in Rowanta?
How much does it rain in Rowanta in December?
How much does it snow in Rowanta in December?
What is the month with the shortest days in Rowanta?
What is the average length of the day in December in Rowanta?
What time are sunrise and sunset in December in Rowanta?
What are the months with the least sunshine in Rowanta?
How long on average sun shines in December in Rowanta?
What are the months with the lowest UV index in Rowanta?
What is the UV index reading in December in Rowanta?
Average temperature in December
Rowanta, VA
- Average high temperature in December: 50.2°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (45.3°F).
- Average low temperature in December: 35.4°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in December
Rowanta, VA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Rowanta, VA
- Average wind speed in December: 6.4mph
The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Rowanta, 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 (71%).
Average rainfall in December
Rowanta, VA
- Average rainfall in December: 1.54"
The wettest month (with the highest rainfall) is August (2.09").
The driest month (with the least rainfall) is October (1.14").
Average rainfall days in December
Rowanta, VA
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is October (7.5 days).
Average snowfall in December
Rowanta, VA
- Average snowfall in December: 0.59"
The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Rowanta, VA
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (2.6 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
Rowanta, 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 42min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 5h and 24min).
Average sunshine days in December
Rowanta, VA
- Average sunshine days in December: 18.8 days
The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is July (13.1 days).
Average UV index in December
Rowanta, VA
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Rowanta, VA
- Average cloud cover in December: 42
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Rowanta, 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).
Rowanta, Virginia, USA
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