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 transition into December is accompanied by a slight temperature decrease, with the average high-temperature shifting from a refreshing 57.6°F (14.2°C) in November to a cool 50.2°F (10.1°C). During December, Melville sees a mean low-temperature of 36.1°F (2.3°C).Humidity
The most humid month is December, with an average relative humidity of 80%.Rainfall
The wettest months are February and December, with an average 1.18" (30mm) of rainfall.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. In Melville, during the entire year, snow falls for 2.9 days and aggregates up to 0.47" (12mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of December, sunrise is at 7:31 am and sunset at 5:28 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:39 pm EST.
Sunshine
With an average of 5h of sunshine, December has the least sunshine of the year.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the most humid month?
What is the average humidity in December?
What is the wettest month?
How many days does it rain in December?
When does it start snowing?
What is the month with the shortest days?
How many hours of daylight does Melville have in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Melville, TN
- Average high temperature in December: 50.2°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°F).
- Average low temperature in December: 36.1°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in December
Melville, 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
Melville, TN
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is February (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in December
Melville, TN
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, October and November (75%).
Average rainfall in December
Melville, TN
- Average rainfall in December: 1.18"
The wettest months (with the highest rainfall) are February and December (1.18").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in December
Melville, TN
- Average rainfall days in December: 8.3 days
The month with the highest number of rainy days is July (11.7 days).
The month with the least rainy days is October (6.1 days).
Average snowfall in December
Melville, TN
- Average snowfall in December: 0.04"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Melville, TN
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Melville, 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: 5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Melville, TN
- Average sunshine days in December: 21.3 days
The month with the most sunshine days is October (23.6 days).
The month with the least sunshine days is July (16.8 days).
Average UV index in December
Melville, 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, February and December (UV index 2).
Average cloud cover in December
Melville, TN
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in December
Melville, 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).
Melville, Tennessee, USA
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