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
As November transitions into December, Vulcan sees a gentle drop in the average high-temperature, transitioning from a mild 58.1°F (14.5°C) to a cool 50.7°F (10.4°C). In Vulcan, the average low-temperature during the month of December is a cold 36.5°F (2.5°C).Humidity
December is the most humid month, with an average relative humidity of 81%.Rainfall
December is the month with the most rainfall. Rain falls for 14 days and accumulates 4.17" (106mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Vulcan. In Vulcan, during December, snow falls for 0.8 days and regularly aggregates up to 0.28" (7mm) of snow. Throughout the year, in Vulcan, there are 6.4 snowfall days, and 2.48" (63mm) of snow is accumulated.Daylight
December has the shortest days of the year in Vulcan, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 6:32 am and sunset at 4:30 pm. On the last day of December, in Vulcan, sunrise is at 6:49 am and sunset at 4:40 pm CST.
Sunshine
With an average of 4.8h of sunshine, December has the least sunshine of the year in Vulcan.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
What is the temperature in December in Vulcan?
What is the most humid month in Vulcan?
What is the average humidity in December in Vulcan?
What is the wettest month in Vulcan?
How much does it rain in Vulcan in December?
How many days does it snow in December in Vulcan?
What is the month with the shortest days in Vulcan?
What is the average length of the day in December in Vulcan?
When are sunrise and sunset in December in Vulcan?
What is the month with the least sunshine in Vulcan?
How many hours of sunshine does Vulcan have in December?
When is the lowest UV index in Vulcan?
What is the UV index reading in December in Vulcan?
Average temperature in December
Vulcan, TN
- Average high temperature in December: 50.7°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (46.6°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).
Average pressure in December
Vulcan, TN
- 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
Vulcan, TN
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in December
Vulcan, TN
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Vulcan, TN
- Average rainfall in December: 4.17"
The wettest month (with the highest rainfall) is December (4.17").
The driest month (with the least rainfall) is September (2.6").
Average rainfall days in December
Vulcan, TN
- Average rainfall days in December: 14 days
The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (9.2 days).
Average snowfall in December
Vulcan, TN
- Average snowfall in December: 0.28"
The months with the highest snowfall are January and February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Vulcan, TN
- Average snowfall days in December: 0.8 days
The month with the highest number of snowfall days is January (2.3 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
Vulcan, TN
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in December
Vulcan, TN
- Average sunshine days in December: 15.8 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (8.7 days).
Average UV index in December
Vulcan, TN
- 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 and December (UV index 2).
Average cloud cover in December
Vulcan, TN
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in December
Vulcan, TN
- Average visibility in December: 5mi
The months with the highest visibility are June, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September and December (5mi).
Vulcan, Tennessee, USA
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