December weather forecastAshville, AL
December
Weather in December
December in Ashville marks the return of the winter season and is the coolest month following November. The most notable aspect of December is the increase in rainfall to 2.8" (71mm). Although the amount of snowfall is minimal, its occurrence signals the start of the winter season. The relative humidity peaks in December, which along with increased cloud cover and shorter daylight hours, accentuates the wintry feel.Temperature
The move into December indicates a slight reduction in the average high-temperature, down from November's comfortable 61.2°F (16.2°C) to a cool 54°F (12.2°C). Ashville observes an average low-temperature of 39°F (3.9°C) during December.Humidity
With an average relative humidity of 80%, December is the most humid month.Rainfall
The month with the most rainfall is December, when the rain falls for 12 days and typically aggregates up to 2.8" (71mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Ashville, in December, during 0.6 snowfall days, 0.39" (10mm) of snow is typically accumulated. In Ashville, during the entire year, snow falls for 3.9 days and aggregates up to 1.3" (33mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 6:32 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 4:46 pm CST.
Sunshine
In December, the average sunshine is 4.9h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. 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
Average temperature in December
Ashville, AL
- Average high temperature in December: 54°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (49.8°F).
- Average low temperature in December: 39°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 (34.3°F).
Average pressure in December
Ashville, AL
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Ashville, AL
- Average wind speed in December: 7mph
The windiest months (with the highest average wind speed) are January and February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Ashville, AL
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Ashville, AL
- Average rainfall in December: 2.8"
The wettest month (with the highest rainfall) is December (2.8").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in December
Ashville, AL
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is November (8.1 days).
Average snowfall in December
Ashville, AL
- Average snowfall in December: 0.39"
The month with the highest snowfall is January (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Ashville, AL
- Average snowfall days in December: 0.6 days
The month with the highest number of snowfall days is February (1.3 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
Ashville, AL
- Average daylight in December: 9h and 54min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 4h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Ashville, AL
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is October (21 days).
The month with the least sunshine days is July (8.9 days).
Average UV index in December
Ashville, AL
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Ashville, AL
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in December
Ashville, AL
- 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).
