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 suggests a slight decrease in the average high-temperature, moving from a refreshing 57.4°F (14.1°C) in November to a chilly 49.1°F (9.5°C). Bethany Hills experiences a steady low-temperature of 36°F (2.2°C) throughout December.Humidity
With an average relative humidity of 79%, December is the most humid month.Rainfall
In December, the rain falls for 12.7 days. Throughout December, 3.11" (79mm) of precipitation is accumulated. Throughout the year, in Bethany Hills, Tennessee, there are 176.6 rainfall days, and 38.94" (989mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In December, in Bethany Hills, it is snowing for 2.2 days. Throughout December, 0.47" (12mm) of snow is accumulated. Throughout the year, there are 11.4 snowfall days, and 3.35" (85mm) of snow is accumulated.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:40 am and sunset at 4:33 pm. On the last day of December, in Bethany Hills, Tennessee, sunrise is at 6:58 am and sunset at 4:43 pm CST.
Sunshine
In Bethany Hills, Tennessee, the average sunshine in December is 4.7h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 2 during December translates into these guidelines:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. 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. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
What are the temperatures in Bethany Hills in December?
What is the most humid month in Bethany Hills?
What is the average humidity in December in Bethany Hills?
How much does it rain in Bethany Hills in December?
How many days does it snow in December in Bethany Hills?
What is the month with the shortest days in Bethany Hills?
What is the average length of the day in December in Bethany Hills?
When are sunrise and sunset in December in Bethany Hills?
How long on average sun shines in December in Bethany Hills?
What is the month with the lowest UV index in Bethany Hills?
What is the UV index intensity in December in Bethany Hills?
Average temperature in December
Bethany Hills, TN
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in December: 36°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in December
Bethany Hills, 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 (29.97"Hg).
Average wind speed in December
Bethany Hills, TN
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).
Average humidity in December
Bethany Hills, TN
- Average humidity in December: 79%
The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are October and November (74%).
Average rainfall in December
Bethany Hills, TN
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is July (4.37").
The driest months (with the least rainfall) are September and November (2.36").
Average rainfall days in December
Bethany Hills, TN
- Average rainfall days in December: 12.7 days
The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (10 days).
Average snowfall in December
Bethany Hills, TN
- Average snowfall in December: 0.47"
The month with the highest snowfall is February (1.22").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Bethany Hills, TN
- Average snowfall days in December: 2.2 days
The month with the highest number of snowfall days is February (3.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bethany Hills, TN
- Average daylight in December: 9h and 5min
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 48min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Bethany Hills, TN
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (9.2 days).
Average UV index in December
Bethany Hills, 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
Bethany Hills, TN
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Bethany Hills, 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).
Bethany Hills, Tennessee, USA
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