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
December's onset corresponds with a shift in the average high-temperature, moving from a moderate 57°F (13.9°C) in November to a frosty 47.7°F (8.7°C). Wynnburg's nights in December experience an average temperature drop to a cold 35.8°F (2.1°C).Humidity
In Wynnburg, the average relative humidity in December is 77%.Rainfall
In December, the rain falls for 10.8 days. Throughout December, 3.27" (83mm) of precipitation is accumulated. Throughout the year, there are 155.9 rainfall days, and 38.9" (988mm) of precipitation is accumulated.Snowfall
Months with snowfall in Wynnburg, Tennessee, are January through March, November and December. In Wynnburg, during December, snow falls for 0.7 days and regularly aggregates up to 0.39" (10mm) of snow. In Wynnburg, during the entire year, snow falls for 7 days and aggregates up to 4.21" (107mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 6:51 am and sunset at 4:42 pm. On the last day of December, in Wynnburg, sunrise is at 7:09 am and sunset at 4:53 pm CST.
Sunshine
In Wynnburg, the average sunshine in December is 5h.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 2 during December translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
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 Wynnburg?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Wynnburg have in December?
What is the month with the lowest UV index?
How high is the UV index in December in Wynnburg?
Average temperature in December
Wynnburg, TN
- Average high temperature in December: 47.7°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 (43.7°F).
- Average low temperature in December: 35.8°F
The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in December
Wynnburg, TN
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Wynnburg, TN
- Average wind speed in December: 8.9mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Wynnburg, TN
- Average humidity in December: 77%
The months with the highest relative humidity are March, May and August (78%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Wynnburg, TN
- Average rainfall in December: 3.27"
The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in December
Wynnburg, TN
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in December
Wynnburg, TN
- Average snowfall in December: 0.39"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Wynnburg, TN
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Wynnburg, TN
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Wynnburg, TN
- Average sunshine days in December: 19 days
The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is July (11.5 days).
Average UV index in December
Wynnburg, TN
- 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
Wynnburg, TN
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in December
Wynnburg, TN
- 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).
Wynnburg, Tennessee, USA
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