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
The average high-temperature slightly decreases in December, shifting from a comfortable 61.2°F (16.2°C) in November to a cool 53.6°F (12°C). In the month of December, the nighttime temperature in Maryville dips to a steady average of 38.8°F (3.8°C).Humidity
The most humid month is December, with an average relative humidity of 80%.Rainfall
The month with the most rainfall in Maryville is December, when the rain falls for 13.8 days and typically aggregates up to 4.17" (106mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Maryville. In Maryville, in December, snow falls for 0.6 days, with typically accumulated 0.43" (11mm) of snow. In Maryville, during the entire year, snow falls for 4.2 days and aggregates up to 1.5" (38mm) of snow.Daylight
December has the shortest days of the year in Maryville, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 6:32 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 4:45 pm CST.
Sunshine
In Maryville, the average sunshine in December is 4.8h.UV index
The months with the lowest UV index in Maryville are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 2 during December leads to these instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the average December temperature in Maryville?
What is the most humid month in Maryville?
What is the average humidity in December in Maryville?
What is the wettest month in Maryville?
How many days does it rain in December in Maryville?
How much does it snow in Maryville in December?
What is the month with the shortest days in Maryville?
What is the average length of the day in December in Maryville?
When are sunrise and sunset in December in Maryville?
How long on average sun shines in December in Maryville?
What are the months with the lowest UV index in Maryville?
How high is the UV index in December in Maryville?
Average temperature in December
Maryville, AL
- Average high temperature in December: 53.6°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 (49.6°F).
- Average low temperature in December: 38.8°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
Maryville, 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
Maryville, AL
- Average wind speed in December: 6.9mph
The windiest months (with the highest average wind speed) are January, February and March (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Maryville, 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
Maryville, AL
- Average rainfall in December: 4.17"
The wettest month (with the highest rainfall) is December (4.17").
The driest months (with the least rainfall) are September and October (2.4").
Average rainfall days in December
Maryville, AL
- Average rainfall days in December: 13.8 days
The month with the highest number of rainy days is July (21.2 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in December
Maryville, AL
- Average snowfall in December: 0.43"
The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Maryville, AL
- Average snowfall days in December: 0.6 days
The month with the highest number of snowfall days is February (1.7 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
Maryville, AL
- Average daylight in December: 9h and 5min
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 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in December
Maryville, AL
- Average sunshine days in December: 15.7 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in December
Maryville, AL
- 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
Maryville, AL
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in December
Maryville, 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).
Maryville, Alabama, USA
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