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
In December, the average high-temperature marginally decreases from a cool 52.9°F (11.6°C) in November to a chilly 45°F (7.2°C). During December, Rosedale's temperature averages to a freezing cold 31.5°F (-0.3°C) at night.Humidity
In December, the average relative humidity is 80%.Rainfall
In Rosedale, during December, the rain falls for 13.1 days and regularly aggregates up to 1.5" (38mm) of precipitation. In Rosedale, during the entire year, the rain falls for 165.7 days and collects up to 19.92" (506mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Rosedale, during December, snow falls for 8.2 days and regularly aggregates up to 2.72" (69mm) of snow. In Rosedale, during the entire year, snow falls for 41.7 days and aggregates up to 13.23" (336mm) of snow.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:22 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:21 pm EST.
Sunshine
In Rosedale, the average sunshine in December is 4.9h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Rosedale. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The UV index of 2 during December leads to these advisories:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Avoiding the Sun during its peak radiation time around midday is a healthy practice. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days in Rosedale?
How many hours of daylight does Rosedale have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Rosedale have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Rosedale, VA
- Average high temperature in December: 45°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in December: 31.5°F
The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in December
Rosedale, 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
Rosedale, VA
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in December
Rosedale, VA
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is November (76%).
Average rainfall in December
Rosedale, VA
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is September (1.1").
Average rainfall days in December
Rosedale, VA
- Average rainfall days in December: 13.1 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in December
Rosedale, VA
- Average snowfall in December: 2.72"
The month with the highest snowfall is January (3.11").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Rosedale, VA
- Average snowfall days in December: 8.2 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rosedale, 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: 4h and 5min
The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Rosedale, VA
- Average sunshine days in December: 13.4 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (9.7 days).
Average UV index in December
Rosedale, VA
- Average UV index in December: 2
The months with the highest UV index are June 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
Rosedale, VA
- Average cloud cover in December: 53
The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Rosedale, VA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Rosedale, Virginia, USA
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