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 arrival of December signals a shift in temperature, down from a mild 57°F (13.9°C) in November to a chilly 47.7°F (8.7°C). An average low-temperature of 35.8°F (2.1°C) is observed during December nights in Wynnburg, Tennessee.Humidity
In Wynnburg, the average relative humidity in December is 77%.Rainfall
In Wynnburg, during December, the rain falls for 10.8 days and regularly aggregates up to 3.27" (83mm) of precipitation. In Wynnburg, during the entire year, the rain falls for 155.9 days and collects up to 38.9" (988mm) of precipitation.Snowfall
Months with snowfall in Wynnburg 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. Throughout the year, there are 7 snowfall days, and 4.21" (107mm) of snow is accumulated.Daylight
December has the shortest days of the year, 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, Tennessee, sunrise is at 7:09 am and sunset at 4:53 pm CST.
Sunshine
In December, the average sunshine is 5h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 2 in December translates into this advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What is the usual temperature for Wynnburg in December?
What is the average humidity in December in Wynnburg?
How many days does it rain in December in Wynnburg?
How much does it snow in Wynnburg in December?
What is the month with the shortest days in Wynnburg?
How many hours of daylight does Wynnburg have in December?
When is the sunrise / sunset in December in Wynnburg?
How many hours of sunshine does Wynnburg have in December?
What is the month with the lowest UV index in Wynnburg?
What is the UV index intensity 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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